Are you trying to find 400 watt led grow lights among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!
We investigated and evaluated a number of the top-selling 400 watt led grow lights on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 29 hours of research and did 87 400 watt led grow lights tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!
An overview of our top picks
Table of contents
The best 400 watt led grow lights you can buy today
SaleNo. 1
SZHLUX 400W LED Grow Light 4×4ft Coverage Dual Switch Full Spectrum Grow Lamp for Indoor Plants, Sunlight Plant Light 864 LEDs for Hydroponic Seedling Veg and Bloom Greenhouse
- SZHLUX LED Grow Light
$199.99
−22%
$155.99
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No. 2
FECiDA 2024 Newest LED Grow Light 400 Watts Actual Power, 3x3 ft Dimmable Grow Gent Light, UV-IR Included Full Spectrum Plant Growing Lamp, Daisy Chain Function and Quiet Build-in Fan
- 💖👉High Output and Plants Love---Max 400 Watts Actual Power can meet your plants in 3x3 ft grow tent all growth stages need, seed starting, seedlings, flowering and fruiting.
- 💖👉Ideal Sunlight Full Spectrum---UV-IR Included Sunlight Full Spectrum Friendly for your eyes and plants are happy with it. You'll get the biggest harvest.
- 💖👉Stepless Dimming and Daisy Chain---You can adjust the brightness of the light steplessly from 0-100% for different growth stages and you can connect multiple lights together by the power cable and only need one home socket.
- 💖👉Perfect Heat Dissipation---Quiet Build-In Fan design let your lamp not hot and longer lifespan, better air circulation for your plants.
- 💖👉100% Satisfied After-Sale Service---13 years Professional and Reliable Manufacturer ensure you can get great shopping and using experience.
$199.00
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No. 3
FANHAO LED Grow Lights, 400W Full Spectrum Grow Lamp with Remote Control Plant Lights for Indoor Plants, 4/8/12H Timer, 4 Dimmable Levels, 3 Switch Modes for Indoor Plants Veg Bloom
- FULL SPECTRUM PLANT LIGHT: Equipped with 144 high efficiency LEDs (20 Red + 60 Warm White + 62 Cold White+ 2 Purple), this grow light emits full spectrum light from 380nm up to 800nm, which is professionally designed for indoor houseplants. Similar to the sunlight at noon, this plant light provides high luminous efficacy for more plants, at the same time, saves your electric bill. (Actual 60w power draw replace 400W HPS or HID grow light).
- IDEAL COOLING SYSTEM & IP65 WATERPROOF: Full coverage 3A+ level aluminum heat sink can lower temperatures 50°F greater than other brands, FANHAO led grow light maintain brightness at 95%+ after 3 years of use.
- 3 LIGHT MODES & 4 LEVELS DIMMABLE: Contains 3 lighting modes: Red + Warm White, Purple + White, Red + Purple + White + Warm White, Providing the most suitable and most needed light for each growth stage of the plant. Also, it supports you to adjust the brightness within 0%-100% by operating the controller.
- DOUBLE CONTROL AND AUTO OFF TIMER FUNCTION: Equipped with line-in controller and RF controller, remote control is more convenient to operate and protect your eyes. There are 4/8/12 lighting time modes to choose from. The grow light automatically turns off every day after setting.
- LIGHTWEIGHT EASY TO USE & 100% SATISFACTION GUARANTEE: Very smart design indoor grow light has only 1lb, sturdy construction, easy to set up anywhere you like with the upgraded hanging kits. We stand by our products. Return & Refund Guarantee within 1 Year of receipt of shipment if you are not satisfied with our grow lights. No question asked.
$34.90
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No. 4
AGLEX K4000 LED Grow Light, 2024 Upgraded Grow Light with Daisy Chain & Dimmable, Full Spectrum Plant Grow Lights for Hydroponic Indoor Plants Seeding Veg Flower Growing Lamps 5X6 FT Grow Tent
- DAISY CHAIN ADDED & DIMMABLE GROW LIGHTS - Based on original K4000 plant grow light, AGLEX newest K4000 plant light adds daisy chain function, achieving to connect multi grow lights (max 100pcs ) and control them at the same time, it's very convenient for commercial growing. Stepless 0-100% dimmer knob available, it can help you freely adjust the brightness of the plant light, allowing flexibility to obtain perfect growth performance for each growing phase.
- LOWER COST & HIGH YIELDS - AGLEX K4000 led plant growing lights use the newest high-yield SMD LED technology - 1192Pcs diodes. Though the LED Growing Lights only consumes 400watt of power, achieving higher average PPFD with 2343 umol/㎡/s at 5x6ft core coverage. It is also an ideal LED grow light from seeds to harvest. It will be a perfect option if you¡¯d like to light a small space, add a little light to your current space, or use it for clones, seedlings, or mothers.
- OPTIMAL FULL SPECTRUM GROW LIGHT For INDOOR PLANTS - AGLEX 400w small grow light led consists of full spectrum White light 4000K, 660nm deep Red, 740nm IR light and 400nm UV light, infinitely close to natural sun light. It is an excellent full spectrum for vegetating and flowering indoor plants. Wide Input Voltage 100-277V, can meet most input voltage.
- AMAZING HEAT DISSIPATION & WORKING QUIET - LED light board style and aluminum material can help quickly heat dissipation, reduce the light lost in walkways and walls, increase the light intensity, ensure longer lifetime and lower energy bill. With no fan design, the led grow light full spectrum can provide a quiet working environment without interruption.
- VALUE FOR MONEY- The led grow light 400w is ideal for greenhouses, grow tents, stand rack, vertical farming, etc. If there are any questions or concerns, please feel free to message us. We will help you with great pleasure!
$199.99
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No. 5
RDJ Bouns 2024 Fresh 400 watt Led Grow Light for 3x3 Grow Tent - Wide Body 4 Bar Full Spectrum Daisy Chain Dimmable Ideal for Indoor Growers
- High Quality 400W LED Grow Lights: Features LM281B+ LEDs and EPI 660nm 45mil LEDs for high PAR output and improved light penetration. Provides energy efficiency of 2.6-2.8 umol/J, maximizing plant growth in a 3x3 area.
- Full-spectrum 400W LED plant growth light: Utilizes daisy chain function for easy control and adjustment of PPFD. Suitable for all stages of plant growth, from seedlings to flowering, ensuring optimal light for increased harvest.
- Cost Effective Grow Lights: Using advanced SMD LED technology, the 400W LED grow light can consume only 400W compared to traditional 1000W HPS/MH lights. Conserving electricity while providing brighter, more efficient light, saving you money in the long run.
- Durable Design: Equipped with a sunflower aluminum heatsink for faster heat dissipation and stable performance. The three-proof paint protection layer prevents dust, sulfide, water, and oxidation damage. Silicone curing ensures waterproof solder joints.
- Worry-free Service: Enjoy peace of mind with our 5-year warranty. We provide prompt 24-hour customer support and free replacement within the warranty period. Buy with confidence knowing you'll receive a high-quality LED grow light.
$249.99
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No. 6
VIVOSUN VS4000 LED Grow Light with Samsung LM301 Diodes & Brand Driver Dimmable Full Spectrum Sunlike Lights with Glasses for Seedling Veg & Bloom Plant Lamp for 4x4/5x5 Tent
- Low Costs & High Efficiency: VIVOSUN VS4000 LED grow light uses Samsung LM301 diodes & brand driver for high energy efficiency with 2.9 μmol/J; Extremely high output but consumes only 400W of electricity
- Convenient Dimmable Lights: This LED grow light has a dimming knob & ballast, so it adapts to different plant growth stages by adjusting its output from 40% to 100%
- Sunlike Full-Spectrum Light: These VS4000 LEDs deliver the optimal full-spectrum coverage and power needed by your plants at all growth stages, supporting efficient photosynthesis for plants
- Low Noise & Low Heat: VS4000 LED grow lights have power supply and ventilation holes; No fans needed means low noise; Ambient heat around this light is very low, so there is no burns or damage to your plants
- Warranty: Super durable and reusable; Comes with grow glasses, a pair of VIVOSUN US-patented rope hangers & 5-year after-sales service
$339.99
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No. 7
Sonlipo 2024 New SPF4000 400W LED Grow Light 5x5ft Coverage with New Diodes & IR Lights Full Spectrum Veg Bloom Growing Lamps for Indoor Plants Seeding Flower Led Plant Light Fixture
- Lwer Running Costs & Higher PPFD : Actual power only 400 watts, High PPFD, up to 1784 ¦Ìmol/m2.s. Comparable to a traditional 900W HPS or CMH light. Save up to 60% on your electricity bill. Using 1323pcs of the latest high quality LED technology - smd + diodes, to provide high PAR output, longer lifetime and better light canopy penetration. SPF4000 grow light perfect for 5x5ft vegetable stage, 4x4ft bloom stage.
- VEG & Double BLOOM Switch : Aaccording to the growth and yield of plants, SONLIPO designed 3 switches, VEG, BLOOM and enhance BLOOM, to facilitate the control of red and blue light spectrum, to make the roots and stalks of plants grow thicker, and prevent them from growing taller in vain. Enhance RED light, can greatly increases the size and number of flowers to maximize the yield of the plant, maximum 2.9 g/w.
- Full Spectrum Grow Light : Infinitely close to natural sunlight, consists of 660nm Red light, IR 740nm, and 3000K, 4000K, 5000K, 6000K light spectrum. IR is dimmer than other red diodes. 3000K providing more reddish light and the 6000K providing more blueish. The 660nm red and IR light is especially useful during bloom, where it speeds up flowering time and boost yields. Uniformly across the surface and deep into the roots and bottom of canopy for consistent, highest quality flowers.
- Well Made, Excellent Heat Dissipation : Solid structure, No Fan Noise Free. The housing is made of aviation heat sink aluminum, thick and strong, and provides excellent heat dissipation. Cable has protective cover, user-friendly packaging. Built-in short-circuit protection device automatically protects your lights from damage, you can easily save money without purchasing lights frequently.
- Easy to use : Plug and Play, One-touch switch sets the light spectrum for your plant to suit it.
$199.99
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No. 8
VIPARSPECTRA XS4000 LED Grow Light 400 watt with Samsung LM301B Diodes & MeanWell Driver, Dimmable Full Spectrum Plant Grow Lights for Indoor Plants Veg and Bloom for 5x3/4x4 Grow Tent, White
- TOP PERFORMANCE & HIGHER QUALITY YIELDS：VIPARSPECTRA XS4000 LED grow light adopts the latest high-quality LEDs technology-Samsung LM301B diodes, high energy efficiency LEDs increase yield of crops and save operation cost, generates more usable lighting per watt and provides better light canopy penetration.
- OPTIMAL FULL SPECTRUM & FLEXIBLE DIMMIER: Consists of 3000K warm white, 5000K white, 660nm deep red, and 730nm IR light, which providing your plants with excellent full spectrum led grow lights. The red and IR light are particularly useful during bloom, which can speed up bloom time and enhance high yields to obtain the ideal harvest. An added dimmer knob is featured to manipulate the light intensity at liberty, provides desired needs for plants in all stages from veg to bloom.
- SILENT OPERATION & SOLID CONSTRUCTION: No fans zero noise. Large areas of solid aluminum heat sinks help you to achieve the ideal cooling system. Adopts high safety performance MEAN WELL HLG series driver to achieve high PAR output, longer lifespan to speed up plant's grow processes and boost yields while saving you on your energy bill.
- AMPLE COVERAGE & LESS ENERGY CONSUMPTION: Comparable to traditional 1200W HPS/MH while consuming only 400W, which helps to get 50% higher yield harvest and save costs. Perfect for 5’x4’ vegetative coverage at 28”and 5’x3’flowering coverage at 24”. Remember to properly adjust the height and brightness accordingly to your plants desired level for optimal growth.
- STRONG BACKUP FORCE: Professional guidance, friendly customer service and US local after-sales service provides you with a pleasant shopping experience and helps your plants grow better. If you have any questions, please contact us at any time. Authentic VIPARSPECTRA grow light, your smart choice!!!
$369.99
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No. 9
SZHLUX 2023 New 400 Watt LED Grow Light 4×4ft Daisy Chain Dimmable Full Spectrum Grow Light for Indoor Plants, Commercial Grow Lights for Seeding Veg Flower Growing Lamps
- 【High Efficiency and Low Energy Consumption】- SZHLUX LED Grow Light utilize the latest in high yielding LEDs technology diodes, high Energy Efficiency with 2.9 Umol/J, delivers powerful light output and uniform canopy penetration to resulting maximum higher yields. Actual power is 400W with 972 LEDS, effective footprint is 4 x 4 ft.
- 【2023 Upgraded Dimmer Modes】- This upgraded light has 4 dimmer modes for different growing stage, plants will get absolutely full spectrum nutrition. If you turn to 40% for the first dimmer switch, 5 white light bars will on; If you turn to 100%, all white LEDs will on, it’s best for seedling and growing. If you turn to 40% for the 2nd dimmer switch, 4 light bars will on with warm white, red and IR LEDs; If you turn to 100%, all light bars will on, it’s most suitable for blooming and fruiting.
- 【Timing and Daisy Chain Support】The newest upgraded light comes with a timer switch, you can turn to any time according to your plants growth stage. More than 100 lights can be connected together with network cables for lager and commercial grow. Costs half compare to HPS light and greatly increased yields.
- 【Sunlight Full Spectrum】- Infinite close to sunlight wave for plants, over 95% light energy can be absorbed by plants. White, blue, red and IR (3000K, 5000K, 660nm and IR 730nm). 3000K providing more reddish light and the 5000K providing more blueish. Especially 5000k blue light promotes seedling growth, the 660nm red and 730nm IR light is most useful for plant photosynthesis, promote plant flowering and fruiting, increase yield and crop quality.
- 【Trapezoid Tube and Fanless Design】- Original Factory innovation designed Trapezoid-shape Led Tube for larger luminous area than T5 and T8 led tube. Premium aluminum shell with fanless design for faster dissipation speed, make your growing life easy and quiet, allowing your plants receive more energy and without burning.
$189.99
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No. 10
Lorrtta Y-4000 400W LED Grow Light 4×4ft Coverage Full Spectrum Growing Lamps with LM281 6light Bars & high Efficiency Driver for Indoor Plants ，Seedling Veg and Bloom Daisy Chain Dimmable Grow Light
- HIGH PERFORMANCE LED GROW LIGHT - Lorrtta Y-4000 Built upon SMD LEDs,Max 5.3g yield/watt,400 Watt with spot lighting for better crop quality. It delivers PPE Efficacy up to 2.9 umol/J and an average PPFD 1000 umol/s@12" 4'x4' coverage. Helping reduce the fixture count per lit area to accelerate the adoption of horticulture lighting.
- FRAME STRUCTURE & AMAZING HEAT DISSIPATION - Built-in removable bars interval,enable the exact dynamic PPFD control for each growing stages. Frame Structure designed for single or multi-tier growers who want to optimize their grow space for the maximum crop yield while producing the highest quality crops ， 6 passive-cooled bars and aluminum heat-sink.Light bar style and aluminum material can contribute to better airflow and great heat dissipation. Ensure longer lifetime and lower energy bill.
- DIMMING DAISY CHAIN & SUNLIGHT FULL SPECTRUM - The dimming daisy chain function can rotate dimming button easily to adjust the brightness10%-100% with adapts to different plant growth stages. Infinite close to sunlight wave for plants, over 95% light energy can be absorbed by plants. White, blue, red and IR (3000K, 5000K, 660nm and IR 730nm). 3000K providing more reddish light and the 5000K providing more blueish. Especially 5000k blue light promotes seedling growth, the 660nm red and 730nm IR l
- PRE-INSTALLED - Get immediate use and save on mounting costs.compact form factor, flexible mounting,Waterproof coating full spectrum and easy control make it a high performance commercial grow light for great yields.Y-4000 400w grow lights . Especially suitable for commercial growing, horizontal and vertical farming, greenhouse, planting, pipeline cultivation, and hydroponic growing system and grow tent for greenhouse.
- BEST SERVICE- We are a professional LED light manufacturer with strong R&D team. 1 years warranty plus 30 days money back guarantee. If you have any problems, please feel free to contact us. We will provide you with completely satisfying reply.
$219.99
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No. 11
AGLEX 330W Led Grow Lights, Full Spectrum Grow Light with UV IR, Daisy Chain Foldable & Dimmable Plant Bar Style Grow Light for Indoor Growing Commercial Hydroponic Growing Lamp 3x4ft Core Coverage
- MAXIMIZE YIELDS & CROP QUALITY - AGLEX M320 led plant growing light is with 1170PCS high efficient chips, only consumes 320w with 1170 leds, achieving higher average PPFD with 1189 µmol/㎡/s at 3x4ft core coverage. The average yield is more than 2.5g per wattage. The 320w led bar grow light can help you achieve maximum quality and quantity. Wide Input Voltage 100-277V, can meet most input voltage.
- DAISY CHAIN GROW LIGHTS - The daisy-chain function allows you to connect more than 100 lights with the RJ12 port at the same time. Not only daisy the solo model M320, you also can connect them with other models of M series grow lights, controlling them simultaneously. This function is very convenient for large area indoor growing and commercial planting. You can adjust the first light to control the rest lights. Note the rest lights dimmer should be at “A” firstly.
- IDEAL FULL SPECTRUM & DIMMING - AGLEX 320W led grow light consists of full spectrum Warm White3000K, Cool White 5000K, Blue 460nm, Red 660nm, UV 405nm and IR 730nm, is infinitely close to natural sun light, perfect for seeding to flowering, applied to the whole stages of indoor growing plant. Growing lamp 320w comes with flexible dimmable function, 4-level dimming knob from 0-100% available, convenient to adjust the brightness according to the plants at different growing stages.
- AMAZING HEAT DISSIPATION & ADVANCED FOLDING - Light bar style and aluminum material can contribute to better airflow and great heat dissipation, ensure longer lifetime and lower energy bill. This plant growing light is foldable, it can be folded up to 180°，easy to be carried and installed. With 6 led grow light bars, each bar is covered with high-grade glue, easy to clean .
- VALUE FOR MONEY & AFTER SALES- The led grow light 320w is ideal for greenhouses, grow tents, stand rack, vertical farming, etc. AGLEX LED Grow Light provides truly 3 years standard after sales 30 days no reason refund and 7/24 satisfying customer services. If there are any questions or concerns, please feel free to message us. We will help you with great pleasure!
$239.99
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No. 12
Grow Lights for Indoor Plants,Engilen 400W Full Spectrumg Grow Light, 3 Types Dimmable, Remote Control, Suitable for Indoor Plants,Micro Greens,Clones,Succulents,Seedlings.
- 【Energy efficient 】: 60w actual power replace 400W HPS or HID grow light with only 60W consumption, saving your electric bill,Real working environment test, wet environment, it can work normally even in a water tank, improving the safety factor
- 【Dimming function】: Contains three lighting modes: red + warm white, purple + white, red + purple + white + warm white, Providing the most suitable and most needed light for each growth stage of the plant.
- 【Cycle timing switch design】: The plant light has a cycle timing function4h/8h/12h. 4 kinds of brightness adjustment, adjust the full spectrum grow light brightness according to your plant needs.
- 【Indoor grow light】: Engilen full spectrum led grow light, It emits all the wavelengths from 380nm to 800nm- just like natural sunlight. The plant lamp emits growth light through the lamp bead chip, which completely imitates natural light, include 60 warm white LED、60 white LED、20 red LED、4 purple LED.
- 【Widely Used and easy install】：Widely apply to family balcony seeding/breeding, gardening, flowering, potted plants, grow tent,outdoor garden especially tall and large plants.The lamp was rather straightforward to put together, it has a handle as well as metal hanging threads that connect to a clip, allowing it to be hung almost anyplace with relative ease.
- 【After-sales】:If there is a quality problem, free replacement (12 months), no need to return. 24 hours customer service online support.
$49.99
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No. 13
MEPTY GL4000B LED Grow Light with MeanWell Driver 5x5ft Coverage Dimmable Sunlike Full Spectrum 400W Growing Lights for Plants Seeding Veg Flower Commercial Grow Lamps
- LOWER RUNNING COSTS & HIGHER-QUALITY YIELDS: With the help of 880pcs top-end Sanan diodes and high efficient Meanwell driver, The GLB series grow light offers a truly high efficacy rating of PPE per Joule (2.6 umol/J), Actually only consume 400 watts, which can achieve better or comparable results than 800 watts HID with 50% less heat and power consumption. You will thank us when you see your light bill.
- UNIQUE DESIGN: This plant grow light‘s dimming knob and individual switch are connected to the exterior by an additional extension cable. This unique and thoughtful design prevents you from getting burned by direct contact with the aluminum plate during operation; Super convenient for both beginners and professional growers (adapts to different plant growth stages by adjusting dimming knob from 0% to 100%).
- FULL SPECTRUM IDEAL FOR ALL GROWTH PHASES: MEPTY light spectrum is tailored by 3500K warm white, 5000K neutral white, a few 660nm deep red, and 730nm to optimize plant growth in indoor/greenhouse environments from seeds to harvest. (germination, clones or cuttings, mothers, vegetative, and flowering applications). It’s ideal for a 4 x 4 ft vegetative area or a 5 x 5 ft flowering area.
- SOLID CONSTRUCTION & SILENT OPERATION: Safe and reliable MEAN WELL Driver, plus premium heavy-duty and solid construction with LEDs protected by glue coating (Rating: IP65), makes the GLB series grow light built to last. Besides, our GLB series is passively cooled by a thick 4 mm aluminum heat sink. No fans = No noise.
- CUSTOMER SERVICE: MEPTY LED Plant Lights GLB series can provide 3 years warranty and 30 days money-back guarantee. We will always insist on providing high-quality products and professional customer service on Amazon. If you have any questions, please feel free to e-mail us and we will offer you professional guidance to help your plants grow better.
No. 14
A ANLEOLIFE Stretchable LED Grow Lights with Samsung LM301H EVO Diodes 400W Full Spectrum Dimmable 3x5ft Coverage Bar Style Growing Lamp for Indoor/Tent Plants
- Unique Extend-retract Design: Freely adjustable light bar spacing to suit different plant growth stages. Bar structure is lightweight, easy to install, plug and play
- High Efficiency & High Yeild: 1050pcs samsung LM301H EVO and LM281B+Pro LEDs, market-leading 2.7 µmol/J PPE, Max yield 2.5 g/W, achieving an impressive PPFD 1350 μmol/m²/s at 3x5ft core coverage. Compared with other similar lamps, the yield is increased by 20%, the average PPFD is increased by 20%, and the energy consumption is reduced by 10%
- Advanced Full Spectrum: 400W horticultural light consists of warm white 3000K, white 5000K, red 660nm, it generates most closely resembles natural sunlight. With flexible 4-level dimming knob of 0(off), 25%, 50%, 75%, 100%, growers can adjust the light intensity for different growth stages
- Ultimate Temperature Control: Bar style grow light design and pure aluminum heat sinks contribute to better airflow, ventilation system on both sides with honeycomb holes design for efficient heat dissipation. Equipped with detachable driver and long power cord 9.8 ft, it can reduce the ambient heat in the growing space, with 30% higher cooling effect and 15% lower light attenuation than other LED lights, thus extending its lifespan
- Industrial Grade Quality: Anodised aluminum board with good anti-scratch and corrosion resistance, IP65 waterproof and dustproof rating, worry free of the moist environment. Ultra long lifespan of 54000+ hours, with 3-year warranty
$439.99
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No. 15
SZHLUX 400W LED Grow Light 4×4ft with Timer and Temp Control, Full Spectrum Grow Lamp with 864 Diodes for Indoor Plants, Sunlight Plant Light for Seedling Veg and Bloom Grow Light
- 【High Efficiency and Low Energy Consumption】- SZHLUX PT LED Grow Lights utilize the latest in high yielding LEDs technology diodes, high Energy Efficiency with 2.9 Umol/J, delivers powerful light output and uniform canopy penetration to resulting maximum higher yields. Actual power is 400W with 864 LEDS, effective footprint is 4 x 4 ft.
- 【Temp Control and Timer Modes】- Upgraded PT series with temp sensor, temp button and timer button. The light hanging height can be adjusted properly, plants will get more PPF value, no more electricity will be wasted. Auto setting Temp is 85 ℉; When temperature is up to 86 ℉ 7 light bars on; When temperature is up to 91 ℉ 5 light bars on; When temperature is up to 96 ℉ the light would be turned off.
- 【Sunlight Full Spectrum】- Infinite close to sunlight wave for plants, over 95% light energy can be absorbed by plants. White, blue, red and IR (3000K, 5000K, 660nm and IR 730nm). 3000K providing more reddish light and the 5000K providing more blueish. Especially 5000k blue light promotes seedling growth, the 660nm red and 730nm IR light is most useful for plant photosynthesis, promote plant flowering and fruiting, increase yield and crop quality.
- 【Trapezoid Tube and Fanless Design】- Original Factory innovation designed Trapezoid-shape Led Tube for larger luminous area than T5 and T8 led tube. Premium aluminum shell with fanless design for faster dissipation speed, make your growing life easy and quiet, allowing your plants receive more energy and without burning.
- 【Cost-Effective Upgraded Grow Lamp】- Larger light costs about half for HPS light, our upgraded PT series adopt the latest drive with temperature control and timing design button instead of traditional dimming knob, more scientifically designed for the whole stages of plant growth.
$189.99
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No. 16
SZHLUX 500W LED Grow Light 4x4/5x5ft with Timer and Temp Control, Full Spectrum Grow Lamp with 1056 Diodes,Indoor Plants for Seedling Veg and Bloom Grow Light
- 2024 New Version-Lower purchase cost and higher quality yield: SZHLUX PT LED Grow Lights feature the latest, most cost-effective high-output LED technology available today - Diodes; the PT LED Grow Lights with a high energy efficiency of 2.7 umol/J, providing a powerful light output that consumes only 500w, and running 50% less power than HPS or Blurple lamps. The vegetable cover is 5 x 5 feet, and the flowering covering is 4 x 4 feet.
- Temperature Control and Timer Mode： Upgraded PT series with temperature sensor, temperature, and timer button. Automatically sets protection temperature to 85°F; 8 light bars illuminate when the temperature reaches 86°F; 6 light bars illuminate when the temperature reaches 91°F; but when the temperature reaches 96°F, the lights will turn off. It can effectively protect plants from being burned by heating, and the chandelier high can be adjusted appropriately to obtain a higher PPF.
- Suitable for All Growth Stages: Excellent Full Spectrum - White, Blue, Red, and IR (3000K, 5000K, 395nm UV, 660nm, and IR 760nm). 3000K diodes provide more reddish light and 5000K more blue. 395nm ultraviolet prevents the plants from growing too fast, the stems and leaves are thick, and the fruit tastes better. 660nm red and infrared is effective during flowering, it promotes plant growth and increases yield. Turn your seeds into your supply and the light looks quite natural,
- 2024 New Version Trapezoid Tube and Fanless Design：-Adopts high-quality aluminum material with a fanless design. The trapezoidal design makes the light-emitting and heat-dissipating area larger, effectively protecting the life of the lamp. Let you buy satisfactory intelligent products at an affordable price without worrying about package damage.
$199.99
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No. 17
SGLEDs Grow Light Bulb, BR30 36W Full Spectrum Grow Light for Indoor Plants(400W Equi), E26 Base High PPFD for Seed Starting, Green House, Energy Saving
- The secondary optical design: PPF: 65.6 umol/s, PPFD: 265.58 μmol/s/㎡ @ 1ft. Through the lens for secondary scientific light distribution, improve light utilization, give plants more supplementary light, and improve light bulb lifespan to 25,000 hours.
- Imitate the solar spectrum: Customize a more ideal full life cycle full spectrum supplementary light program, covering the entire visible spectrum of 400nm-780nm; Color rendering index Ra is close to 100, infinitely close to natural light, suitable for every cycle of plant growth, effectively promotes plant growth, and improves crop yield and quality.
- Patented Ceramic technology: Chip on Ceramic, SGLEDS's patented technology replaces the traditional Mcpcb aluminum substrate with a non-conductive ceramic heat sink, and directly solder the LED chip on the ceramic heat sink, effectively reducing the system thermal resistance between the LED PN junction and the surface of the heat sink, resulting in faster heat conduction and higher product reliability, makes the SGLEDS bulb has higher light efficiency.
- Safe and Reliable: The lamp body is made of special ceramic material, and the flame retardant grade reaches V0; the reinforced insulation structure design, no risk of electric shock, is safer; the whole shell material reaches the WF2 anti-corrosion grade, which is more reliable and durable; low IR, less heat radiation, avoiding close Distance exposure burns plants.
- Guarantees: ETL listed & CE certification, quality and safety verified, 5 years warranty.
$31.95
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SaleNo. 18
FECiDA LED Grow Light Dimmable 6000 Lumen 65 Watt, 2025 Best Grow Lights for Indoor Plants Full Spectrum, Hanging Seed Starting Seedlings Vegetable Growing Lamps, Daisy Chain Function, Built-in Fan
- 【Higher Output & More Harvest】12.4"x8.4" Size Grow Light, 65 Watt Rated Power LED Grow Light, 6000 Lumen output LED Plant Light. Much higher output than other 60 Watt LED Grow Light Signed 600W in the market.
- 【Stepless Dimming Function & Save Your Money】This LED Grow Light is designed with stepless dimming function. You can adjust freely the brightness and output of the grow light from 0-100% for different growth stages, but don't need to keep the brightness at 100% and adjust the hanging height of the grow lamp for different growth stages. Easy to use, save electricity and your money.
- 【Application & Use Guide】You can use this 65 watt led grow light for all your indoor garden but not only grow tent due to it's just perfect output and dimming function. Two 65 Watt LED Grow Light is perfect for a 2x2ft grow tent or area for all Growth Stages. And you'll get bigger coverage and more uniform lighting. Hang the grow light at 35-45CM height from your plants, set brightness plant light at 30%-40% for seed starting or seedlings, 60%-70% for growing, 90%-100% for flowering. You'll get great result and reasonable electricity bill.
- 【Daisy Chain Function & Easy to Use】The power cable in the package is also just the daisy chain cable. You can use one power cable to connect the grow light to your home electricity and use other power cable to connect the grow lights together if you have more than two grow lights. You can connect max 8pcs 65 Watt led grow light together.
- 【100% After-Sale Service】You can contact us by Amazon online message or fecida website at first time if you have any problem about our products. We'll response you within 24 hours and solve your issue as soon as possible.
$69.99
−29%
$49.99
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SaleNo. 19
KOSCHEAL LED Grow Light Full Spectrum 1200W, Plant Grow Light with Veg & Bloom Switch for Hydroponic Indoor Plants LED Grow Lamp with Daisy Chain, Output 140W
- 👍High Efficiency LED Grow Lights: KOSCHEAL 1200 watt grow light full spectrum has adopted the newest LM301B diodes and the newest SMD LED technology provides the highest PAR/LUMEN output, high energy efficiency with 2.8umol/J while speeding up photosynthesis, designed to replace a single-ended 300watt HPS/CMH grow lights.
- 👍Upgrade Commercial LED Grow Lights: Daisy chain compatible to make fewer cords,which can connect with other grow lights to extend the coverage.No more than 5pcs growing lamps can be connected and used together by power cords.Energy & money & time- saving.The power supply works on 90VAC to 277VAC,suit for large rooms and commercial Setups.Perfect for 3’x3’vegetative coverage and 2’x2’flowering coverage.
- 👍Grow Lights for Indoor Plants Full Spectrum: According to the light compensation point and saturation point of the plant(MJ),the more suitable spectrum of the plant(MJ) was proportioned.Total 360 LEDs included 460nm,620nm,730nm(IR) and 396nm(UV) which can replace natural sunlight.UV diodes stimulate anthocyanins,which improve the quality of fruits and flowers.
- 👍Safe & Durable 1200 Watt LED Grow Light: Without the design of the reflector because the led reflector is not heat-resistant.If a short circuit occurs,the reflector is easy to melt and fire.We adopted cooling fans design of high speed &super quiet & upgraded aluminum cooling heat sinks so that the heat dissipation efficiency is improved and the light decay is slowed down.Save the cost of changing lights frequently.
- 👍Worry-Free Purchase: We promise 30 days money-back guarantee and US local after service for 3 years. We will reply within 24 hour
$99.99
−40%
$59.99
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No. 20
SZHLUX 180W LED Grow Light 4×4ft with Timer and Temp Control, Full Spectrum Grow Lamp Dimmable with 360 Samsung Diodes for Indoor Plants, Sunlight Plant Light for Seedling Veg and Bloom Grow Light
- High Efficiency and Low Energy Consumption: SZHLUX PT LED Grow Lights utilize the latest in high yielding LEDs technology diodes, high Energy Efficiency with 2.7 Umol/J, delivers powerful light output and uniform canopy penetration to resulting maximum higher yields. Actual power is 180W with 360 LEDS, effective footprint is 3 x 3ft.
- Temperature Control and Timer Mode: Upgraded PT series with temperature sensor, temperature and timer buttons. Automatically sets the protection temperature to 85°F; when the temperature reaches 91°F, the 2 light bars are automatically turned off; but when the temperature reaches 96°F, the lights turn off. It can effectively protect plants from being burned by heating, and the height of the chandelier can be adjusted appropriately to obtain a higher PPF.
- Sunlight Full Spectrum:Infinite close to sunlight wave for plants, over 95% light energy can be absorbed by plants. White, blue, red and IR (3000K, 5000K, 660nm and IR 730nm). 3000K providing more reddish light and the 5000K providing more blueish. Especially 5000k blue light promotes seedling growth, the 660nm red and 730nm IR light is most useful for plant photosynthesis, promote plant flowering and fruiting, increase yield and crop quality.
- 2023 New Version Trapezoid Tube and Fanless Design:Adopts high-quality aluminum material with a fanless design. The trapezoidal design makes the light-emitting and heat-dissipating area larger, effectively protecting the life of the lamp. Let you buy satisfactory intelligent products at an affordable price without worrying about package damage.
$84.99
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How to choose a good 400 watt led grow lights
Does the idea of finding a fantastic 400 watt led grow lights make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!
Your presence here indicates that you are interested in 400 watt led grow lights. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top 400 watt led grow lights products available right now. You might be wondering how we came up with the list. How was this buying guide developed?
First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top 400 watt led grow lights on the market right now!
The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:
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Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top 400 watt led grow lights based on those.
Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.
Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.
Customer ratings: Would it be accurate to suggest that the 400 watt led grow lights were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.
Customer Reviews: Like ratings, provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.
Seller Rank: This is very intriguing! Not only do you need a good 400 watt led grow lights, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.
Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your 400 watt led grow lights.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting 400 watt led grow lights for months and years to come.
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Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.
These are the standards by which we selected our 400 watt led grow lights. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.
Why should you believe us?
There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what 400 watt led grow lights should you purchase in 2022?
This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on 400 watt led grow lights.
