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Used Isolation Transformers

Trusted Seller
Challenger 202-LP3 Model 4 20KVA Isolation Transformer
- used
Used Challenger 202-LP3 Model 4 20KVA Isolation Transformer. Drive Isolation Transformer Voltage: 460 Delta- 460 Y/ 266 KVA: 20 Model: 4 Three Phase Hertz: 60 Indoor Type 2
$1,130 USD
Millis, MA
Trusted Seller
Rex DC7J1J1/K4 7.5 KVA, 3 Phase, 575 X 575 VOLT, Isolation Transformer - T28B
- used
- Manufacturer: REX
This Listing is for: (1) Rex Transformer 7.5 KVA, 3 Phase, Isolation Primary Voltage 575, Secondary Voltage 575 Volt WEIGHT: 150 LBS Cat # DC7J1J1/K4 Stock # T28B The Electric Barn has thousands of Electrical Sup...
$350 USD
North Hampton, NH
Trusted Seller
Federal Pacific FH34CEMD 34 KVA Drive Isolation Transformer
- used
- Manufacturer: Federal Pacific
Used Federal Pacific FH34CEMD 34 KVA Drive Isolation Transformer. 34 KVA @ 150° C Rise High Voltage: 460 Low Voltage: 230Y/133 60 Hz, 3 Phase 220° C Insulation System Type 2 Enclosure
$1,450 USD
Millis, MA
Trusted Seller
Federal Pacific FH220CFMD 220 KVA Drive Isolation Transformer
- used
- Manufacturer: Federal Pacific
Used Federal Pacific FH220CFMD 220 KVA Drive Isolation Transformer. 220 KVA @ 150° C Rise High Voltage: 460 Low Voltage: 460Y/266 60 Hz, 3 Phase 220° C Insulation System Type 1 Enclosure
$2,400 USD
Millis, MA
Trusted Seller
Federal Pacific T4T45 45 KVA Drive Isolation Transformer
- used
- Manufacturer: Federal Pacific
Used Federal Pacific T4T45 45 KVA Drive Isolation Transformer. 45 KVA @ 150° C Rise High Voltage: 480 Low Voltage: 208Y/120 60 Hz, 3 Phase 220° C Insulation System Type 2 Enclosure Qty-1 In Stock
$1,320 USD
Millis, MA
Trusted Seller
Claude Lyons Controls Regavolt Transformer Rheostat mounted in box FREE SHIPPING
- used
- Manufacturer: Claude Lyons
We have 9 in stock... discounts for multiple purchase, please inquire! Palm Tree # LR-0000-072919LR-12 Bid with Confidence on this item, check our feedback!!! * All information deemed accurate but may vary fro...
$59 USD
Providence, RI
Trusted Seller
4 Challenger 75KVA Drive Isolation Transformer
- used
Model 4, Cat. No. 752-LP3, S# 29-7/88-207605 3175-05162S, 75kva, Voltage 460Δ - 460Y/266 3ph 60hz, Indoor type 2
$1,200 USD
Minneapolis, MN
Trusted Seller
Dongan 30 KVA 3 Phase Transformer 208/240 Primary 480Y/277 V Secondary Tested!
- used
- Manufacturer: Dongan
This is a Dongan 30 KVA 3 Phase Transformer 208/240 Primary Voltage and 480Y/277V Secondary Voltage … Tested and running excellent! Great for European Machines to transform to US voltage! We have many Transform...
Central Falls, RI
Trusted Seller
1000 AMP Service Entrance Rated ATS 480V NEMA 3R Isolation Bypass EATON Outdoor
- used
- Manufacturer: Eaton
This is an EATON NEMA 3R Weatherproof SERVICE ENTRANCE RATED Isolation/Bypass Automatic Transfer Switch. EATON CAT# BIVIMGG41000XRU Isolation / Bypass CS# 56068V5.5 GO# LCH0009052 UL / CSA Rated Switch Dimensions...
$15,995 USD
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Est. $314/mo
Belgium, WI
Trusted Seller
4000A ATS 480V 4 Pole Standard Transition ASCO Isolation / Bypass Transfer Switch NEMA3R Kohler GM77443
- used
- Manufacturer: Asco
This is a New Surplus NEMA 3R Weatherproof Kohler/ASCO Isolation/Bypass Automatic Transfer Switch. Kohler KBSDMVA-4000-s Standard Transition Isolation / Bypass SWITCH DIMENSIONS: SHIPPING DIMENSIONS: GIBUYS# MR12Q
$114,995 USD
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Est. $2,164/mo
Belgium, WI
Trusted Seller
ASCO E962315097XC Automatic Transfer Switch 150A 480Y/277V 3Ph 4 Wire Used
- used
- Manufacturer: Asco
This is a used ASCO Transfer Switch. Save thousands and buy used from Green Industrial today! Bypass Isolation Switch Information Transfer Switch Information
$800 USD
Belgium, WI
Trusted Seller
Federal Pacific FH7.5CFMD 7.5 KVA Drive Isolation Transformer
- used
- Manufacturer: Federal Pacific
Used Federal Pacific FH7.5CFMD 7.5 KVA Drive Isolation Transformer. 7.5 KVA @ 150° C Rise High Voltage: 460 Low Voltage: 460Y/266 60 Hz, 3 Phase 220° C Insulation System Type 2 Enclosure
$500 USD
Millis, MA
Trusted Seller
Challenger 272-LQ3T 27KVA Model 5 Drive Isolation Transformer
- used
Used Challenger 272-LQ3T 27KVA Model 5 Drive Isolation Transformer 27KVA @ 150°CHigh Voltage 460 Low Voltage 230/133 60 Hz 3-Phase Class AA Type 2 Enclosure For More Specs See Nameplate Picture Qty-1 In Stock
$1,240 USD
Millis, MA
Trusted Seller
GE 9T23B3873 Dry Transformer 45KVA 3 Phase 60Hz Primary Volts 48
- used
GE 480 Pri 208/120 Sec 60Hz 3 Phase Model/cat. no: 9T23B3873 | Inventory_number: TF323
$950 USD
Tuscaloosa, AL
Trusted Seller
Challenger 112-LQ3T 11.0 KVA Drive Isolation Transformer
- used
Used Challenger 112-LQ3T 11.0 KVA Drive Isolation Transformer 11.0 KVA 460D-230Y/133 3 Phase 60 HZ Indoor/Type 2 Enclosure
$575 USD
Millis, MA

Overview

Transformers are electrical devices used to transfer electrical energy between two or more circuits through electromagnetic induction. They are essential in various applications, including power generation, transmission, and distribution, as they allow for the efficient change of voltage levels, ensuring the safe and effective delivery of electricity over long distances.

FAQ

What should I consider when buying a used transformer?

Consider the transformer's age, capacity, voltage rating, and overall condition. Check for maintenance records and any signs of wear or damage, such as oil leaks or rust.

How do I ensure the transformer is shipped safely to my location?

Use a reputable transport service that specializes in moving heavy electrical equipment. Ensure the transformer is properly secured, protected from moisture, and handled carefully during transit.

What is the maintenance schedule for a transformer?

Regular maintenance includes checking oil levels, inspecting for leaks, cleaning and inspecting bushings, and testing insulation resistance. Follow the manufacturer's guidelines for detailed maintenance intervals.

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NEW Dynamic Rotary UPS Power Systems, 26 MW Cap.

Used Isolation Transformers

Challenger 202-LP3 Model 4 20KVA Isolation Transformer

Rex DC7J1J1/K4 7.5 KVA, 3 Phase, 575 X 575 VOLT, Isolation Transformer - T28B

Federal Pacific FH34CEMD 34 KVA Drive Isolation Transformer

Federal Pacific FH220CFMD 220 KVA Drive Isolation Transformer

Federal Pacific T4T45 45 KVA Drive Isolation Transformer

Claude Lyons Controls Regavolt Transformer Rheostat mounted in box FREE SHIPPING

4 Challenger 75KVA Drive Isolation Transformer

Dongan 30 KVA 3 Phase Transformer 208/240 Primary 480Y/277 V Secondary Tested!

1000 AMP Service Entrance Rated ATS 480V NEMA 3R Isolation Bypass EATON Outdoor

4000A ATS 480V 4 Pole Standard Transition ASCO Isolation / Bypass Transfer Switch NEMA3R Kohler GM77443

ASCO E962315097XC Automatic Transfer Switch 150A 480Y/277V 3Ph 4 Wire Used

Federal Pacific FH7.5CFMD 7.5 KVA Drive Isolation Transformer

Challenger 272-LQ3T 27KVA Model 5 Drive Isolation Transformer

GE 9T23B3873 Dry Transformer 45KVA 3 Phase 60Hz Primary Volts 48

Challenger 112-LQ3T 11.0 KVA Drive Isolation Transformer

Overview

FAQ

What should I consider when buying a used transformer?

How do I ensure the transformer is shipped safely to my location?

What is the maintenance schedule for a transformer?

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Building Filters

NEW Dynamic Rotary UPS Power Systems, 26 MW Cap.

Used Isolation Transformers

Overview

FAQ

What should I consider when buying a used transformer?

How do I ensure the transformer is shipped safely to my location?

What is the maintenance schedule for a transformer?