Are you trying to find isolation transformers 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 isolation transformers 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 63 isolation transformers 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 isolation transformers you can buy today
- Input: 120VAC and 60Hz
- Maximum Power: 300VA
- Internal electrostatic shield
- Input connector: 5.5 feet cord with 2-prong plug
- Size: 3.2"W x 4.6"D x 4.2"H
- 【500W Isolation Transformer 120v to 120v】: This isolation transformer can effectively filter out noise, improve sound quality, reduce distortion, and purify the power supply
- 【HD Display】：Intelligent LCD display, clearly show the working status
- 【Six Protection Functions】: 1. Over-voltage protection 2. Under-voltage protection 3. Overload protection 4. Over-temperature protection 5. Time-delay protection 6. Short-circuit protection
- 250W ISOLATION TRANSFORMER: Complete line isolation, noise filtering and surge suppression is ideal for sensitive equipment. Supports combined loads up to 250 watts continuous/2.1A at 120V
- 2-OUTLETS: Includes two widely spaced NEMA5-15R output receptacles, 6 ft. power cord, circuit breaker overload protection and lighted power switch
- READY TO USE: Rugged all-metal housing ships ready for upright tower or wall mount installation
- TAA COMPLIANT: Compliant with the Federal Trade Agreements Act (TAA) for GSA Schedule purchases
- 1000W Isolation Transformer 120v to 120v: This isolation transformer can effectively filter out noise, improve sound quality, reduce distortion, and purify the power supply
- HD Display：Intelligent LCD display, clearly show the working status
- Six Protection Functions: 1. Over-voltage protection 2. Under-voltage protection 3. Overload protection 4. Over-temperature protection 5. Time-delay protection 6. Short-circuit protection
- Product type: Power transformer | Primary side voltage: 110 VAC | Primary side current: 14 Amps | Primary side frequency: 50 to 60 Hz | Secondary side voltage: 110 VAC | Secondary side current: 7 Amps | Size: 8.86"L x 6.10"W x 4.33"H
- Direct fuse: 110 VAC, 14A | Direct AC #1: 110 VAC, 60 Hz, 900 VA | Direct AC #2: 110 VAC. 60 Hz, 900 VA | Input: 110 VAC, 60 Hz, 1800 VA
- Isolated fuse: 110 VAC, 7A | Isolated AC #1: 110 VAC, 60 Hz, 450VA | Isolated AC #2: 110 VAC, 60 Hz, 450VA
- AC power cord included
- 100% Satisfaction guaranteed
- Complete line isolation, noise filtering and surge suppression is ideal for sensitive equipment
- 250 watts, 2 outlets, 6-feet. power cord
- Isolation transformer with Faraday Shield offers 100% isolation from the input AC line
- Rugged all-metal housing ships ready for upright tower or wallmount installation
- 2 year warranty
- Comes with instruction sheet to help guide you to the solution to an audio hum problem -- even if it's not a ground loop
- New improved design
- Assembled in our shop in Seattle, Washington
- Advantages:high pressure and stable performance
- AC impedance : EI14 600 : 600 Ohm
- Inductance:290mH (±20%)
- Quality &wire diameter : QA-1 0.06MM
- Alternating-current impedance value : 600
- BOJACK Hight Quality EI type Isolation Control Transformers
- Primary Voltage: 120/208/240 V AC ,WHT-BLK-RED-ORG
- Secondary Voltage: 24 V AC,RED-GRN
- Power Rating：40 VA
- Replacement for:Gemline GT446,Supco SXT105,UEI UET105, UET115,Grainger 6WU91,Jard 4031F,Mars 50203,White-Rodgers GT4031F, 90-T40F3,Grainger 6WU91,Armstrong TWF424-40,Source 1 S1-T2404F,Packard PF42440,Robertshaw 620-206, 620-406, 620-482,Honeywell AT140A1018, AT40A1121, AT40A1139, AT40B1214.
- Leakage: less than 0.1 mA
- Model Number: 1604A
- Item Package Dimension: 13.49999998623" L x 11.199999988576" W x 9.9999999898" H
- Item Package Weight: 15.00025230648 lb
- High efficiency audio isolation transformers
- MODEL:EI-14
- Voltage ratio: 1:1
- AC impedance : 600 : 600 Ohm
- Lead-Free / RoHS Compliant Electronics Component.
- Complete line isolation, noise filtering and surge suppression; ideal for sensitive equipment
- 1800 watts, 6 5-15R-HG hospital outlets, 10-ft. power cord with NEMA 5-15P-HG plug
- Internal low-impedance isolation transformer with Faraday shield offers 100% isolation from the input AC line
- Leakage less than 100 microamps. Total harmonic distortion-Less than 1%
- 2 year warranty
- Complete line isolation, noise filtering and surge suppression; ideal for sensitive equipment
- 1000 watts, 4 5 15R HG hospital outlets, 10 feet power cord with NEMA 5 15P HG plug
- Internal low impedance isolation transformer with Faraday shield offers 100 percent isolation from the input AC line
- Leakage less than 100 microamps
- 2 year warranty
- Floating AC output prevents noise coupling
- EXPERIENCING TV SIGNAL INTERFERENCE GENERATED AUDIO HUM BUZZ / NOISE AND HORIZONTAL SCROLLING BARS ? Then this is the product for you need.Our ground loop isolator made from premium materials, fits any 75 ohms coaxial （TV antenna or amplifier ）and improves your signal, giving you crystal clear hdtv every time.
- High Impedance Isolation - Ground loop isolator transformer provides galvanic isolation both the shield and center conductors. Preventing buzz in sound systems and hum bars that appear on video monitors.
- Isolator’s frequency range is 5-1000MHz ，suitable for IPTV installations utilizing HPNA or MoCA signaling over coaxial cable. Provides superior RF performance operating.
- Metal shell is made of copper and shielding layer.The Isolator eliminates ground loops,prevent lightning strikes and provides a degree of protection for electronic equipment.
- F connector Type:Female to male.
- Primary Voltage: 120/208/240 V AC ,
- Secondary Voltage: 24 V AC
- Power Rating：40 VA
- Compatibility: Transformers can be used in industrial, heating and air conditioning controls including air conditioning circuits, relays and gas valves or other applications up to the listed ratings
- Directly tested with a multimeter is no-load voltage: AC26.6V-27.5V
- T isolated/grounded variable transformer
- PHC Enterprise
- Vaiable 0-120VAC, 10A
- Two output Sockets
- Built in VOLT meter
- 1000W Isolation Transformer 120v to 120v: This isolation transformer can effectively filter out noise, improve sound quality, reduce distortion, and purify the power supply
- HD Display：Intelligent LCD display, clearly show the working status
- Six Protection Functions: 1. Over-voltage protection 2. Under-voltage protection 3. Overload protection 4. Over-temperature protection 5. Time-delay protection 6. Short-circuit protection
- Purify the power supply and filter harmonics：Effectively filter most of the harmonics in the current to achieve the effect of purifying the power supply and restoring the waveform of electricity.
- Insulated to ground for safe isolation：The output is insulated from the earth to avoid the risk of human electric shock.
- Isolation Transformer
- 1000 Watts AC
- Pass-Through Grounding
- One output
How to choose a good isolation transformers
Does the idea of finding a fantastic isolation transformers 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 isolation transformers. 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 isolation transformers 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 isolation transformers 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 isolation transformers 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 isolation transformers 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 isolation transformers 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 isolation transformers, 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 isolation transformers.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting isolation transformers 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 isolation transformers. 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 isolation transformers 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 isolation transformers.
