Best Isolation Transformers (April 2024) - Rated by CherryPicks' Experts

At a Glance: Our Top Picks

Top 1

UMI AV250 Isolation Transformer 250W Noise Filtering and Surge Suppression an...

9.8
CPR Score
Top 2

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

9.7
CPR Score
Top 3

Tripp Lite IS1000HG Isolation Transformer 1000W Medical Surge 120V 4 Outlet T...

9.7
CPR Score
Tips


Our team has selected the top 30 best Isolation Transformers by analyzing and evaluating 199 products of different Industrial Electrical brands, including Tripp Lite, Ancable, BOJACK, HiLetgo, Endurance Pro, Walfront, Proxxon, Maxmoral, MG, YWBL-WH, Packard, groword, B&K Precision, umi, Meiyya, N / A, Ximimark, NISSYO, Nissyo Kogyo, Valcom, PHC Enterprise And Triad Magnetics, Still, Our editor rated and compared them on product features before you buy.

* Cherrypicksreviews.com is reader-supported, Our editor review, and recommend the best products based on extensive data analysis, if you click on the product links, we may earn a commission through qualifying products purchased.

The Best Isolation Transformers Rated by CherryPicks

Market Overview
Isolation Transformers Reviewed
  • Reviews Analyzed: 2,887 Items
  • CPR Avg. Rating: 8.5 / 10
30 Products Evaluated
  • Highest Price: $1,494.22
  • Lowest Price: $4.34
  • Avg. Price: $160.65
Price Disclaimer

Top 30 Isolation Transformers on Amazon (Verified You can Buy)

Top 1

UMI AV250 Isolation Transformer 250W Noise Filtering and Surge Suppression and Power Clean 2 Outlet

umi
120V AV250
8.4646 x 6.0236 x 2.0472 Inches
6.3934 Pounds

Ratings for umi (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
UMISOUND -

Features

1. Power Clean: Complete line isolation, Eliminate EMI/RFI line noise and provide clean power for sensitive equipment
2. Isolation Transformer: Toroidal transformer and Faraday Shield, reduce the static interference from the wall outlet
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Top 2

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

B&K Precision
1604A
11.0 x 7.5 x 6.5 Inches
0.0006 Pounds

Ratings for B&K Precision (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Tequipment -
Brothers Supply Co. -

Features

Leakage: less than 0.1 mA
Model Number: 1604A
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Top 3

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

Tripp Lite
IS1000HG
13.5 x 11.0 x 10.5 Inches
25.0 Pounds
  • Original Language: English

Ratings for Tripp Lite (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

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
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Top 4

PHc ISO-300 300 Watts AC Isolation Transformer with Pass-Through Grounding

PHC Enterprise
ISO-300
8.0 x 8.0 x 6.0 Inches
8.0 Pounds

Ratings for PHC Enterprise (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
AnaTek Instruments -
Hanvex -
Top 5

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

Tripp Lite
IS1800HG
8.252 x 12.248 x 7.7401 inches
55.2 Pounds
  • Original Language: English

Ratings for Tripp Lite (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

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
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Top 6

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

Tripp Lite
IS500HG
9.248 x 6.248 x 5.748 Inches
23.0 Pounds
  • Original Language: English

Ratings for Tripp Lite (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
PCNation 9,861
TerraTree -
Garner Supply -

Features

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
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Top 7

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

BOJACK
EI-14/600:600 Ohm

Ratings for BOJACK (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
BOJACK ELECTRON 1,035

Features

High efficiency audio isolation transformers
MODEL:EI-14
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Top 8

Valcom 600 Ohm Isolation Transformer

Valcom
VMT-2
7.0 x 3.0 x 4.0 Inches
0.4 Pounds

Ratings for Valcom (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
BeachAudio 5,020
Always In Touch -
Provantage LLC -

Features

May be used for magnetically coupling line level audio or isolating ground references from one audio circuit to another
Wall mountable
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Top 9

Isolation Transformer / Ground Loop Isolator

4170

Ratings for Isolation Transformer / Ground Loop Isolator (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Easytransactions -
RM Gadgets -
Top 10

TRIAD MAGNETICS N-68X Power Transformers Split PRI 50VA XFMR Isolation XFMR

Triad Magnetics
6.99 Pounds

Ratings for Triad Magnetics (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
DataAlchemy -
Data Alchemy -
KHC Shop -
Top 11

10Pcs Audio Transformers AC 600:600Ohm DC 135 :135 Ohm 1:1 EI14 Isolation Transformer

Walfront
8541759415
3.937 x 1.5748 x 3.937 Inches
0.0882 Pounds

Ratings for Walfront (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
nineone 9,085

Features

Tightly coupled primary and secondary windings, sufficient pass frequency band, large original winding inductance, small leakage inductance, can reduce the influence of the hysteresis loss
Suitable for radio communication, broadcast television, automatic control and component of voltage amplification or power output
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Top 12

Ximimark Audio Transformer 600:600 Ohm Europe 1:1 EI14 Isolation Transformer Ringing,10 Pcs

Ximimark
NE876

Ratings for Ximimark (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Xie QianJin -
Top 13

Tripp Lite SmartOnline Step Down Isolation Transformer, 208V to 120V, 5kVA, 5kW, 2U Rack-Mount, TAA (SU5000XFMR2UTAA)

Tripp Lite
SU5000XFMR2UTAA
20.75 x 17.5 x 3.5 inches
63.5 Pounds

Ratings for Tripp Lite (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amber World Wide -
California Media Solutions, Inc. -
vCloud Choice -

Features

5kVA STEP-DOWN ISOLATION: 5kVA 5kW transformer converts UPS, utility, generator or other 208V input to 120V for powering low-voltage AC components.
12-OUTLETS: It features 12 NEMA 5-15/20R outlets for connecting equipment with common NEMA 5-15P and NEMA 5-20P plugs. Four resettable 20A circuit breakers protect your low-voltage equipment against overload conditions. One NEMA L6-30R outlet supports high-voltage output. The 5kVA transformer’s 10-foot power cord with 208V 30A input connects to a NEMA L6-30R outlet.
Show More
Top 14

Maxmoral 6pcs EI14 Audio Transformers 600:600 Ohm Europe 1:1 High Efficiency Isolation Transformers

Maxmoral
EI14-600O-6

Ratings for Maxmoral (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Maxmoral -

Features

Type: 6x EI14 Audio Transformers, used to transform voltage or transform load impedance.
Frequency Response: 20hz - 20khz, AC Impedance: 600 : 600 Ohm, DC Resistance: 140 : 140 Ohm, Inductance: 290 : 290mH
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Top 15

10 Pcs/Pack 600 : 600 Ohm 1:1 EI14 Isolation Transformer Audio Transformers

Meiyya
Meiyya9m1s2i0b67
0.0 x 0.0 x 0.0 Inches
0.1102 Pounds

Ratings for Meiyya (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Aohicon-US -
sunboruino -

Features

【Work Stability】: Ring Transformer Model EI-14. Lead-free compatible electronic components. Isolation transformers, select high quality materials, stable work, convenient, long life.
【AC impedance】: 600: 600 ohms. o Tightly coupled to the isolation transformer, primary and secondary windings, there is sufficient passband, the original winding inductance, small leakage inductance, can reduce the impact of lag loss.
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Top 16

GROWORD SP-3 Ground Loop Isolator, 2-Pack Isolation Transformer for Cable TV Applications & Antenna, Hum/Buzz/Noise Eliminator for Home Stereo System (5-1218MHZ)

groword
Sp-3

Ratings for groword (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
catvscope1 -

Features

✔【IMPROVE TV ANTENNA SIGNAL】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.
✔【ELIMINATING BUZZING NOISE】Noise Eliminator can eliminate audio hum/buzz/noise and horizontal scrolling bars caused by ground loops. Keep your sound system and video No more Hum/Buzz/Noise, No More Rolling Line.
Show More
Top 17

Ground Loop Isolator - Cable TV Audio Isolation Transformer,Hum Buzz TV/Noise Eliminator

N / A
KUBOFU
2.1 x 1.2 x 1.2 Inches

Ratings for N / A (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
kubofushi -

Features

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.
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Top 18

PHc ISO-500 500 Watts AC Isolation Transformer with Pass-Through Grounding

PHC Enterprise
ISO-500

Ratings for PHC Enterprise (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
AnaTek Instruments -
Top 19

Ancable Ground Loop Isolator,Isolation Transformer,Hum/Buzz/Noise Eliminator for Cable TV Applications

Ancable
8541759410

Ratings for Ancable (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Ancable Direct 1,603

Features

No more Hum/Buzz/Noise, No More Rolling Line.With this unit,you can eliminate audio hum/buzz/noise and horizontal scrolling bars caused by ground loops.
Product shows superior RF performance operating at a frequency range of 5 - 1,000 MHz. Maximum insertion loss is 1.5 dB. at 1 GHz.
Show More
Top 20

Valcom VMT-2 Audio Isolation Transformer

Valcom
VMT-2
0.06 Pounds

Ratings for Valcom (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
UnbeatableSale, Inc 1,011
UnbeatableSale Local -

Features

The VMT-2 is an audio isolation transformer
Top 21

NISSYO industrial transformer NDF series (voltage down) 120V 100V1500W NDF-1500U (japan import)

NISSYO
NDF-1500U
5.1181 x 3.7402 x 4.5276 Inches
1.1 Pounds

Ratings for NISSYO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GK_store -
SF JAPAN SERVICE -
Top 22

HiLetgo ADUM3160 B0505S 1500V USB to USB Voltage Isolator Module Support 12Mbps 1.5Mbps

HiLetgo
4330212656

Ratings for HiLetgo (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
HiLetgo 3,805

Features

Compatible with USB2.0
Avoid driving, it is more convenient to use.
Show More
Top 23

Packard - PF42440 Control Transformer Class Ii Foot Mount, 40V/24V

Packard
PACKARD - PF42440
1.0 x 0.5 x 1.0 Inches
1.0 pounds

Ratings for Packard (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Boat and RV Accessories 8,816
HVAC Pros 6,583

Features

Wire length 8". UL Listed
Mounting Configuration: 2 Foot
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Top 24

Proxxon 38704 AC Adapter Heavy Duty Transformer NG 5/E 0.5 Liters

Proxxon
38704
7.87 x 7.09 x 3.54 Inches
5.1 Pounds

Ratings for Proxxon (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Onkata 1,635
PROXXON Inc. -
Unity eld LLC -

Features

Workstation offers three polarized sockets for Micromot machines
Unit features one pair of sockets for standard banana plugs with 5/32 inch (4 millimeter) diameter
Show More
Top 25

Down Transformer 550W 120V: 100V NDF-550U by Nissyo Kogyo

Nissyo Kogyo
NDF-550U
4.33 x 3.94 x 3.23 Inches
3.79 Pounds

Ratings for Nissyo Kogyo (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GK_store -
N-joy market -
Udix -

Features

Size : 71 x 97 x 85mm
Weight : 1.6kg
Show More
Top 26

Endurance Pro 90-T40F3 Class 2 Transformers Thermostat Energy Limiting with Foot Mount, 24V Replacement for White Rodgers Emerson

Endurance Pro
90-T40F3, 40301F, 90T40F3
2.25 x 3.25 x 2.0 Inches
1.26 Pounds

Ratings for Endurance Pro (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
SupplyEdge 1,823

Features

[Product description]: Endurance Pro 90-T40F3 Class 2 Transformers Thermostat, Energy Limiting with Foot Mount, 24V Replacement for White Rodgers Emerson. The transformers are designed for use in 24, 12, or 2.5 Volts AC control system, including air conditioning circuits, thermostats, gas valves, relays and or other applications that do not exceed the listed ratings. It can be used to replace any transformers of same primary voltage and equal or smaller VA ratings.
[Specification]: Primary: 120/208/240V, 50/60Hz, White, Black, Red, Orange, Secondary: 24V, 40VA, Blue, Brown
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Top 27

10pcs 1300 : 8 Ohm Audio Transformer EE14 Transformateur POS Transformador for Voltage Amplification and Power Output

YWBL-WH
0.0 x 0.0 x 0.0 Inches

Ratings for YWBL-WH (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Partgry-T -
Kerindas-US -

Features

Designed to transform voltage or change the impedance of a load.
The primary and secondary windings are closely coupled.
Show More
Top 28

MG ELECTRONICS MGT2420 TRANSFORMER,24VAC 20VA UL APPROVED

MG
MGT2420
3.0 x 2.1 x 2.0 Inches
1.0 Pounds

Ratings for MG (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
SafeGuard Designs -
SETI, Inc. -
Power Supply Center -

Features

20VA
24V
Show More
Top 29

Triad Magnetics TY-145P Audio Transformer, Through Hole, 600 Ohms

Triad Magnetics
TY-145P
0.04 Pounds

Ratings for Triad Magnetics (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Data Alchemy -

Features

Impedance: primary: 600ω ct + 15 percent with 600ω load; secondary: 600ω ct and output: 100Mw
Turns ratio: 1:1 and insertion loss @ 1Khz: <1.5Db
Show More
Top 30

Current Transformer, 60 Hz

MG
MGT2412DV
0.0006 Pounds

Ratings for MG (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
SafeGuard Designs -
Power Supply Center -

Top 10 Isolation Transformers - Verified to Buy (Apr. 2024)

Top 10 Isolation Transformers Brands on Amazon

Here is the list of top-rated brands that were evaluated by CherryPicks.

  • umi
  • B&K Precision
  • Tripp Lite
  • PHC Enterprise
  • BOJACK
  • Valcom
  • Triad Magnetics
  • Walfront
  • Ximimark
  • Maxmoral

Top 10 Isolation Transformers Sellers: CPR Seller Rank List

CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.

Rank Name Yearly Feedbacks Avg. Ratings
🥇 UnbeatableSale, Inc 3,132 4.7
🥈 BOJACK ELECTRON 3,101 4.8
🥉 Ancable Direct 2,354 4.9
4 Onkata 2,332 4.8
5 SupplyEdge 2,179 4.9
6 HiLetgo 1,278 4.8
7 BeachAudio 1,035 4.7
8 HVAC Pros 837 4.9
9 Boat and RV Accessories 658 4.7
10 PCNation 596 4.6
View or download top Isolation Transformers seller & rating report
UnbeatableSale, Inc [3132] BOJACK ELECTRON [3101] Ancable Direct [2354] Onkata [2332] SupplyEdge [2179] HiLetgo [1278] BeachAudio [1035] HVAC Pros [837] Boat and RV Accessories [658] PCNation [596] UnbeatableSale, Inc 18% BOJACK ELECTRON 18% Ancable Direct 13% Onkata 13% SupplyEdge 12% HiLetgo 7% BeachAudio 6% HVAC Pros 5% Boat and RV Accessories 4% PCNation 3%

[Get] Isolation Transformers Deals (✅Exclusively for Prime)

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When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.

What does "Prime" Mean?

"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are  an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.

Prime members also have access to other benefits, including 2-Day ShippingExclusive Member DealsPrime VideoBuy With PrimeAmazon MusicPrime Gaming, and more.

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What does "Free Shipping" Mean?

"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.

Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.


Why Should You Trust Us?

Now hundreds and thousands of Industrial Electrical supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best Isolation Transformers to buy for new April 2024?

CherryPicks’s Methodology for Evaluating Isolation Transformers

We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Industrial Electrical items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.

We collected and analyzed 199 of Isolation Transformers reviews based on our selection criteria. It helped us shortlist the top qualified and rated Isolation Transformers for Industrial Electrical, We found that most customers choose Isolation Transformers with an average price of $160.65, and the top brands are Tripp Lite, Ancable, BOJACK, HiLetgo, Endurance Pro, Walfront, Proxxon, Maxmoral, MG, YWBL-WH, Packard, groword, B&K Precision, umi, Meiyya, N / A, Ximimark, NISSYO, Nissyo Kogyo, Valcom, PHC Enterprise And Triad Magnetics. 

Then our expert-level editors reviewed all those quality items and selected the top 30 Isolation Transformers for you, We have researched hundreds of sellers and picked the top sellers for Industrial Electrical, including UnbeatableSale, Inc, BOJACK ELECTRON, Ancable Direct, Onkata, SupplyEdge, HiLetgo, BeachAudio, HVAC Pros, Boat and RV Accessories, PCNation, DataAlchemy And nineone. The UMI AV250 Isolation Transformer 250W Noise Filt... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 10 consumers with an average rating of 3.6.

We've helped a lot of satisfied users get the right Industrial & Scientific product based on their needs, and save lots of time for them to pick Isolation Transformers to buy.


Written By Brandi W. Cortright

Brandi is a woman in tech who loves to write about the electronics and gadgets she has used. On this site, she would be providing you unbiased reviews of electronics as they are released into the market to make you know what to expect before making a purchase.