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20 Best Isolation Transformers of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best Isolation Transformers of 2023. Check our ranking below.

2,240 Reviews Scanned

Rank No. #1

Jameco Valuepro ITR300 Power Transformer, Isolation, 120VAC, 300Va, 3.2" W x 4.6" D x 4.2" H

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

Rank No. #2

Jameco Valuepro GRP-1200 Transformer, Isolation, Benchtop, 120 VAC, 4A, 60Hz, 450VA, 8.86" L x 6.10" W x 4.33" H

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

Rank No. #3

ZHENGXI Isolation Transformers 120V to 120V, 1000W Transformer 120V to 100V Step Down Voltage Converter for Japan Appliances Used in US, 2 Output Sockets

【1000W Isolation Transformer 120v to 120v】: This isolation transformer can effectively filter out noise, improve sound quality, reduce distortion, and purify the power supply
【Step Down Transformer 120v to 100v】: This transformer can also convert the US voltage 120V to 100V, suitable for Japanese appliances used in US
【2 Output Sockets】：With 2 output sockets(120V and 100V),works with both American and Japanese appliances
【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

Rank No. #4

Tripp Lite IS250 Isolation Transformer 250W Surge 120V 2 Outlet 6 feet Cord TAA GSA

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

Rank No. #5

B&K Precision 1604A Single Output Isolation Transformer, 4" H x 4" W x 5.5" D

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

Rank No. #6

HiLetgo 5pcs EI14/EI-14 Audio Coupling Isolation Transformer Audio Transformer 600:600 1:1

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

Rank No. #7

ZHENGXI Isolation Transformer 120V to 120V, 2000W Audio Isolation Transformer Voltage Converter 2 Output Sockets

【2000W 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

Rank No. #8

Tripp Lite IS1800HG Isolation Transformer 1800W Medical Surge 120V 6 Outlet TAA GSA

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

Rank No. #9

ZHENGXI Isolation Transformers 120V to 120V,500W Transformer 120V to 100V Step Down Voltage Converter for Japan Appliances Used in US, 2 Output Sockets

【500W Isolation Transformer 120v to 120v】: This isolation transformer can effectively filter out noise, improve sound quality, reduce distortion, and purify the power supply
【Step Down Transformer 120v to 100v】: This transformer can also convert the US voltage 120V to 100V, suitable for Japanese appliances used in US
【2 Output Sockets】：With 2 output sockets(120V and 100V),works with both American and Japanese appliances
【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

Rank No. #10

Victron Energy Isolation Trans. 3600W 115/230V

Rank No. #11

Pyramid 200W 15A RCA Noise Suppressor - Designed for Audio Signals & to Eliminate Noise, Isolation Transformer, Used w/ Amplifier or EQ, Install w/ RCA Jacks & Unique Noise Detection Circuit NS20

DESIGNED TO ELIMINATE NOISE: The NS20 Noise Suppressor eliminates unwanted noise and hum without altering car audio natural tone. It's the perfect pedal to quiet down any pedalboard or effects setup
USED WITH AMPLIFIER OR EQ: Eliminate ground loop humming and buzzing noise between an audio source and an amplifier. When used with car audio, this isolation circuit goes between the head unit and the amp or EQ
UNIQUE NOISE DETECTION CIRCUIT: Power supply noise of igniter produces filtration effect, make the sound effect is better This NS20 Unique noise detection circuit preserves the natural attack and envelope of an instrument's sound
RCA PLUGS: When connecting it to your amplifier just plug in the RCA Jacks that fit your amplifier and plug the other end into your Stereo. Tried plugging the RCA cables that were connecting to the amp into it, as well as the radio RCA
200W & 15A HIGH QUALITY: Keep Safe! The body item is covered by copper material, having high temperature and melting resistant function. Prevent the item from short circuits. Keep safe in your car

Rank No. #12

Tripp Lite IS1000HG Isolation Transformer 1000W Medical Surge 120V 4 Outlet TAA GSA

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

Rank No. #13

BOJACK EI-14 High Efficiency Audio Isolation Transformers 1:1 600:600 Ohm(Pack of 10 Pieces)

High efficiency audio isolation transformers
MODEL:EI-14
Voltage ratio: 1:1
AC impedance : 600 : 600 Ohm
Lead-Free / RoHS Compliant Electronics Component.

Rank No. #14

Subwoofer Isolation Transformer/Ground Loop Hum Eliminator, Blue Jeans Cable Brand, Made in USA

Will resolve the most common cause of subwoofer hum: ground loop between sub and source.
Subwoofer hum can be caused by other factors. If those other factors are the cause, then this will not solve the problem.
See instruction leaflet, included among the product images, for more detail on subwoofer humming issues and how to diagnose and resolve them.

Rank No. #15

Tripp Lite IS250HG Isolation Transformer 250W Medical Surge 120V 2 Outlet TAA GSA

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

Rank No. #16

Endurance Pro 2 Pk EI Type Isolation Transformers PRI.120/208/240 V AC 50/60Hz 24 V AC 40 VA Class 2 Control with Foot Mount Replacement for Jard 4031F HVAC Furnace Multi Tap Packard 42440 Gemline

[Product description] This transformer is designed for use in industrial, heating and air conditioning controls, including thermostats, air conditioning circuits, relays, gas valves and other applications that do not exceed the listed rating
[Product specifications] Primary Voltage: 120/208/240 V AC ,WHT-BLK-RED-ORG. Secondary Voltage: 24 V AC, RED-GRN. Power Rating：40 VA
[Product dimensions] 4.1 x 2.8 x 2.7 inches
[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.
[Risk free shopping] UL/CSA approved parts assure safe operation and long life. This Endurance Pro part by Supply Edge comes with a 1 year no questions asked warr anty.

SaleRank No. #17

BOJACK EI Type Isolation Transformers PRI.120/208/240 V AC 50/60Hz 24 V AC 40 VA 4031F Class 2 Control Transformers with Foot Mount Replacement for Jard 4031F HVAC Furnace Multi Tap Packard 42440

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.

Rank No. #18

Pyle Compact Mini Hum Eliminator Box - 2 Channel Passive Ground Loop Isolator, Noise Filter,AC Buzz Destroyer, Hum Killer w/ 1/4" TRS Phone,XLR Input/Output, Uses 1:1 Isolation Transformer

Removes AC noise: The Pyle hum eliminator removes 60Hz AC hum caused by ground loops that act like Radio antennae (loop antenna). breaks the ground loop safely making it impossible for the signal lines to pick up the AC noise in the first place
Passive device: The noise isolator is a passive device which does not require power to operate. Equipped w/ ¼” TRS phone and XLR inputs and outputs on 2 channels. Automatically converts unbalanced to balanced signal without any signal loss
Compact design: This noise filter device features a high performance Ultra compact and portable design allowing you to easily bring it anywhere. It has high quality components and rugged construction while maintaining the highest sonic quality
1:1 ISOLATION TRANSFORMERS: The 1:1 isolation transformer is responsible for breaking the ground loop or the loop antenna that prevents buzz for a clear sound. Also responsible for balancing audio lines. Device accepts mono or stereo connections

Rank No. #19

Tripp Lite IS500HG Isolation Transformer 500W Medical Surge 120V 4 Outlet TAA GSA

Complete line isolation, noise filtering and surge suppression; ideal for sensitive equipment
500 watts, 4 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
2 year warranty

Rank No. #20

Hammond 171A ISOLATION TRANSFORMER

Last update on 2023-08-08 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best Isolation Transformers?

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Romance University has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Isolation Transformers that you consider buying. Your questions might include the following:

Is it worth buying an Isolation Transformers?
What benefits are there with buying an Isolation Transformers?
What factors deserve consideration when shopping for an effective Isolation Transformers?
Why is it crucial to invest in any Isolation Transformers, much less the best one?
Which Isolation Transformers are good in the current market?
Where can you find information like this about Isolation Transformers?

We’re convinced that you likely have far more questions than just these regarding Isolation Transformers, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Isolation Transformers, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Isolation Transformers. Make sure that you are only using trustworthy and credible websites and sources.

Romance University provides an Isolation Transformers buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Isolation Transformers currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Isolation Transformers has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Isolation Transformers?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Isolation Transformers.
Customer Ratings: Number ratings grade Isolation Transformers objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Isolation Transformers.
Product Quality: You don’t always get what you pay for with an Isolation Transformers, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Isolation Transformers is should be an indication of how long it will work out for you.

Romance University always remembers that maintaining Isolation Transformers information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

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FAQ:

Q: What is the purpose of an isolation transformer?

A: Isolation Transformer: Isolation transformers are used to transfer electrical power from a source of alternating current power to a device, where the powered device is isolated from the power source for safety measures. They do not have direct ground path of the current flow.

Q: Why would I use an isolation transformer?

A: Key points of Isolation transformer: Isolation transformers are used in electronics testing and servicing to provide safety, without which touching a live part of the circuit with hazardous voltage can cause severe damage. Isolation transformers are used for power supply of devices that are not at ground potential. Isolation transformers facilitate direct current power isolation. … More items…

Q: What are the benefits of an isolation transformer?

A: Safety. Perhaps the biggest advantage that isolation transformers offer is improved safety. … Reduces Surges. Another advantage of isolation transformers is that they reduce power surges. … Noise Reduction. Another reason why isolation transformers are efficient is because of their noise reducing capabilities. Better Power Quality. …

Q: What are the benefits of isolation transformers?

A: Benefits of isolation transformers Isolation transformers can separate the primary and secondary windings. The separation of direct current components from the signal to control every amplifier on the line. Prevent the risk of electric shock by uniting a vessel to the electric power source.