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The 8 Best automotive relay control module relays of 2024

Are you trying to find automotive relay control module relays 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 automotive relay control module relays 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 41 automotive relay control module relays 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 automotive relay control module relays you can buy today

No. 1
DRL Controller Harness Universal LED Daytime Running Light 12V Automotive Relay Control Switch for Auto Car Automatic ON/Off Controller Module Box Relay
  • Easily enable the LED daytime running lights' on and off with the car engine on and off.
  • Input voltage:12V;Output Voltage: 12V,Max power:30W(The power of LED car lights is generally around 6W. Dear ones can rest assured to use).
  • Suitable for all types of refitted LED day lights.
  • Function:Steering,strobe,delay,dimming or extinction(can be customized for dimming and extinction).
  • Practical and diversified, in compliance with regulations, beautiful shell suitable for all models to modify LED daytime running lights.
No. 2
SainSmart 4-Channel Relay Module
428 Consomer Reviews
SainSmart 4-Channel Relay Module
  • 5V 4-Channel Relay interface board, and each one needs 15-20mA Driver Current
  • Equipped with high-current relay, AC250V 10A ; DC30V 10A
  • Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP431, TTL logic)
  • Indication LED's for Relay output status
No. 3
Radiator Cooling Fan Control Module Relay ECU Fit for Ford Crown Victoria Lincoln Town Car Mercury Grand Marquis RR28 6W1Z-8B658-AC 940002904 RY1532 902-209
  • FITMENT - Fit for 2005-2011 Lincoln Town Car; Fit for 2005-2011 Mercury Grand Marquis; Fit for 2005-2011 Ford Crown Victoria.
  • REFERENCE PART # - 940002904, 6W1Z8B658AC, 6W1Z-8B658-AC, RR28, RY1532, 902-209
  • HIGH PERFORMANCE - TOP quality engine cooling fan module, allows the fan motor to have various speeds to provide the most efficient cooling at all engine operating conditions, restores cooling fan operation.
  • QUALITY ASSURED - Direct replacement for a proper fit and easy installation, quality materials used, meet or exceed OEM standard, 100% tested before shipping.
  • YOU'LL GETT - 1 x Engine Cooling Fan Control Module
No. 4
UCTRONICS DC 12V Time Delay Relay Module, On Delay and Off Delay for Automobile, Raspberry Pi, Industrial Control, and Other Electronic Projects
  • Operating Voltage: DC 12V; Quiescent Current: 5.5mA; Max. Operating Current: 42mA; Max. Load Voltage: terminal NC is DC 30V or AC 250V, terminal NO is DC 28V or AC 125V; Max. Load Current: 10A
  • Functions: Supports on delay and off delay modes, the delay time can be adjusted from 0.1s to 1h, the delay mode and delay time can be set by shorting or opening the jumper pins and rotating the potentiometer.
  • Self Protection: Built with protection against reversal diode, supports anti-reverse protection. NOTE: Please remove the jumper cap of S5 when controlling AC current or DC current voltages other than 12V, otherwise the module will be burned or will not work properly.
  • Applications: This module works as a switch with time delay on and off function, highly recommended for automotive circuit modification, and LED lights, DC motors, pump and smart home control system.
No. 5
VKLSVAN 3 PCS NE555 DC 12V 0-10 Seconds Adjustable Delay Timer Relay Switch Module Converter Constant Current for Automotive Control System Electrical Equipment
5 Consomer Reviews
VKLSVAN 3 PCS NE555 DC 12V 0-10 Seconds Adjustable Delay Timer Relay Switch Module Converter Constant Current for Automotive Control System Electrical Equipment
  • High Power High Efficiency: 12V module. The output can be connected to AC 250V 10A and DC 0-30V/max.10A equipment, and the max control equipment is up to 2200W.
  • The timer switch relay module can be adjustable timer delay(default setting:0-10s) and counter clockwise adjustment of potentiometer to increase delay time. High reliability, strong vibration resistance, good electromechanical performance.
  • Which consist of high-precision potentiometer ( adjust the output frequency), high frequency filter capacitor and with input power indicator, with the relay is energized light .
  • NE555 chip features: Timing from microseconds to long hours, simple circuit design, high pulse generation / timing accuracy, adjustable duty cycle, wide application range, large amount of information.
  • A wide range of applications: The adjustable timer switch relay module is designed with relay module continuous current flow protection. This module is perfect for SCM learning, electronic competition, product development, graduation design and so on.
No. 6
DROK Delay Relay Module, DC 6-30V Timer Relay 12V 24V 0.01s-9999min 50mA Digital Timer Cycle Delay Switch Module AC 220V Power On-Off Controller with LCD Display Switch Button Case
  • SPECIFICATION --- working voltage DC 6-30V; timing range 0.01s-9999mins continuously adjustable.
  • TRIGGER --- support high level support, low level trigger, button trigger control, switching value control, available for most applications.
  • INDEPENDENT PARAMETER --- able to set different OP, CL, LOP parameters which are independent and saved separately; support viewing currently set parameters without affecting system operation.
  • OTHER FEATURES --- clear LCD display; support UART data uploading and parameter setting; with pause button, support one-button pause; with automatically sleep mode; with input reverse connection protection; with power-off auto storage function.
  • NOTE --- no trigger cable or connector included, need to be purchased separately.
No. 7
AdvanEX Engine Cooling Fan Relay Control Module Compatible with Ford Flex 3.5L; Edge 2.0L 3.5L 3.7L; Crown Victoria 4.6L; Lincoln MKX 3.5L 3.7L; Mercury Grand Marquis 4.6L Replace OE 940002904
  • Applications: Cooling Fan Control Module Compatible with Ford Flex 3.5L 2010; Edge 2.0L 2012-2015; Edge 3.5L 2007-2015; Edge 2011-2014 3.7L; Crown Victoria 4.6L 2006-2011; Lincoln MKX 3.5L 2007-2010; MKX 3.7L 2011-2015; Town Car 4.6L 2006-2011; Mercury Grand Marquis 4.6L 2006-2011.
  • Interchange OE Number: 940002904, 6W1Z8B658AC, 6W1Z8B658AB, 902-209
  • The Engine Cooling Fan Module allows the fan motor to have various speeds to provide the most efficient cooling at all engine operating conditions. AdvanEX Engine Cooling Fan Module that precisely controls fan speed to minimize energy lose and maximize fuel economy.
  • Features&Benefits: At the first,rapidly dissipates heat for cooler operating temperatures and longer part life. Second,Precise short-circuit protection. Third,High-current welded connections for reliability. Fourth,mounting and connectors identical to OE. Fifth,OE form, fit and function for precise fit and reliable operation.
  • Warm Tips: We will provide a 1 year warranty,If you encounter product cracking. Please leave us a message in time and we will provide you with replacement or refund. Please double check your vehicle fitment before purchasing.
No. 8
Latch Relay, Relay Module, 4 Channel 5V Flip Flop Relay Bistable Self Locking Low Pulse Trigger Module DIY, Automotive Relay Control Module relays
  • Self-Locking Relay Module :This is a bistable (self-locking) relay module,trigger once, the relay pull (and holds);trigger again, the relay releases (and holds).
  • Size: 6.5×4.3cm/2.6×1.7inches,Indication LED's for Relay output status
  • 【Typical Applications】: Automotive electronics, motor, LED, smart home, emergency lighting, MCU development board, toy car.
  • Typical applications: Automotive electronics, Motor, LED, Smart Home, Emergency lighting, MCU development board, Toy car.
  • USE 1:By default, the relay is release, press the trigger button, the relay pull, press again, the relay release, the third press, the relay pull, and so on.
No. 9
Zlirfy 2 Pack AC Relay,AC and Starter Relay,39794-SDA-A03 39794-SDA-A05,A/C Fan Motor,Head Lump,Multiple Use Relay Plug,4 Pins Power Relay Assembly Starter Relays,Firs for Most Model of Cars
  • [High Quality] The relay is made of high-quality materials, with long-lasting durability and reliability, meeting or exceeding OEM standards, safe to use, and can be used for a long time.
  • [Coil Current] 125mA, coil voltage: 12VDC, contact form: SPDT (1 Form C), contact rated value (current): 35A, coil power: 1.7W.
  • [Reference Part Number] 39794-SDA-A03; 39794-SDA-A05; G8HL-H71,1R191, accessory power relay 1R2085 RY737.
  • [Affordable] Replacing the AC compressor relay on your own eliminates the need to spend a lot of money at the repair shop, saving money and enjoying the fun of DIY process.
  • [Widely Applicable] AC and starter relays are suitable for accessories such as air conditioning compressor fan motors, starters, headlights, horns, ignition, fog lights, headlights, fans, rear window defrosters, blower motors, luggage lights, driving lights, oxygen sensor relays, fuel pump/circuit breakers, etc.

How to choose a good automotive relay control module relays

Does the idea of finding a fantastic automotive relay control module relays 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 automotive relay control module relays. 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 automotive relay control module relays 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 automotive relay control module relays 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:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top automotive relay control module relays brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top automotive relay control module relays 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 automotive relay control module relays 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 automotive relay control module relays, 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 automotive relay control module relays.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive relay control module relays for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

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 automotive relay control module relays. 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 automotive relay control module relays 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 automotive relay control module relays.