Auto-Transformers

Please note that our available online inventory is only a sampling of our available in-stock inventory. If you cannot locate the product you need, please call us at 1-800-328-1842. Our sales team will be happy to find it for you.

AFP MSA3-1478-6-048-130 200HP 246FLA 480V 3-Coil Auto Transformer

AFP Auto Transformers LLC cat# MSA3-1478-6-048-130; 200 horsepower, 480 volt, 3 coil, 246 full load amps, 1178 locked rotor amps (LRA). Part# 840011981, customer part# MA3-1478-6-0480, NEMA Medium Open Type Taps: 0%, 50%, 65%, 80%, 100%. Sold used electrically ok.
SKU: MSA3-1478-6-048-130

Allen Bradley EX-298740 NE 200HP 480V 3-Coil Auto Transformer

Allen Bradley Auto Transformer cat#EX-298740; type NE, 200 horsepower, 480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Used, electrically OK.
SKU: EX-298740 Type NE

Allen Bradley X-289372 100HP 480V 3-Coil Auto Transformer

Allen Bradley Auto Transformers cat#X-289372; 100 horsepower, 480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Used electrically OK.
SKU: X-289372

Allen Bradley X-298740NE 200HP 480V 3-Coil Auto Transformer Used

Allen Bradley Auto Transformer cat# X-298740NE; 200 horsepower, 480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Used electrically OK.
SKU: X-298740NE

Allen Bradley/Neco-Hammond X-289352 50HP 480V 3-Coil Auto Transformer Used

Allen Bradley Auto Transformer; Made by Neco-Hammond, cat#X-289352, 50 horsepower, 480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Used electrically OK.
SKU: X-289352

GE CR9194-U100A3A-30301-C1.50 150HP 460V 3-Coil Auto Transformer Used

General Electric Auto Transformer cat# CR9194-U100A3A-30301-C1.50; 150 horsepower, 460 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Sold Used Electrically Ok.
SKU: CR9194-U100A3A-C0301-C1.50

GE CR9194-W100A3A-30301-C2.00 200HP 460V 3-Coil Auto Transformer Used

General Electric Auto Transformer cat# CR9194-W100A3A-30301-C2.00; 200 horsepower, 460 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Sold used electrically ok.
SKU: CR9194-W100A3A-30301-C2.00

GTE Sylvania/Clark 400HP 480V 3-Coil Auto Transformer Used

GTE Sylvania / Clark Control Inc Auto Transformer type ST # TR63-18; 400 horsepower, 460 volt, 3 coil, 60Hz, open type medium duty taps: 0%, 50%, 65%, 80%, 100%. Sold Used Electrically Okay.
SKU: ST-TR63-16

Hammond 2823N5.Q 500HP 68FLA 4160V 3-Coil Auto Transformer Surplus

Hammond Auto Transformer cat# 2823N5.Q; 500 horsepower, 68 full load amps, 4160 volt, 3 coil, open type taps: 0%, 50%, 67%, 84%, 100%. New Surplus.
SKU: 2823N5.Q

Hammond 3009C1. 100HP 480V 3-Coil Auto Transformer New

Hammond Auto Transformer cat# 3009C1.; 100 horsepower, 480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. New Surplus.
SKU: 3009C1.

Hammond 3009C1. 100HP 480V 3-Coil Auto Transformer Used

Hammond Auto Transformer cat# 3009C1.; 100 horsepower, 480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Used electrically OK.
SKU: 3009C1. Used

Hammond 3009C4. 400HP 480V 3-Coil Auto Transformer New

Hammond Auto Transformer cat# 3009C4.; 400 horsepower, 480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. New Surplus.
SKU: 3009C4.

Hammond 3009C6. 600HP 480V 3-Coil Auto Transformer New

Hammond Auto Transformer cat# 3009C6.; 600 horsepower, 480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. New Surplus.
SKU: 3009C6.

Hammond 30201C2.00 200HP 480V 3-Coil Auto Transformer Used

Neco-Hammond Auto Transformer cat# 30201C2.00; 200 horsepower, 480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%, NEMA MED duty. Sold Used Electrically Ok.
SKU: 30201C2.00

Hevi-Duty 200HP 440/480V 3-Coil Auto Transformer Used

Hevi-Duty Auto Transformer cat# K2ST200A; 200 horsepower, 440/480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Sold used electrically ok.
SKU: K2ST200A

JE 10372M D 150HP 460/575V 3-Coil Auto Transformer Used

JE Auto Transformer cat# 10372M D; 150 horsepower, 460/575 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Sold used electrically ok.
SKU: 10372M D

Neco Hammond 2823K4.5P 450HP 100FLA 2300V 3-Coil Auto Transformer Used

Hammond Auto Transformer cat# 2823K4.5P; 450 horsepower, 100 full load amps, 2300 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Used electrically OK.
SKU: 2823K4.5P

Neco-Hammond 29401C1.0 100HP 480V 2-Coil Auto Transformer Used

Neco-Hammond Manufactured for Westinghouse Auto Transformer cat# 29401C1.0; 100 horsepower, 480 volt, 2 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Sold Used Electrically Ok.
SKU: 29401C1.0

Neco-Hammond 29401C1.5 150HP 480V 2-Coil Auto Transformer Used

Neco-Hammond Manufactured for Westinghouse Auto Transformer cat# 29401C1.5 / 553D124G48; 150 horsepower, 480 volt, 2 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Sold Used Electrically Ok.
SKU: 29401C1.5 / 553D124G48

Rex Manufacturing RS100H 100HP 480V 3-Coil Auto Transformer Used

Rex Manufacturing Auto Transformer cat# RS100H; 100 horsepower, 480 volt, 3 coil, open type taps: 0%, 50%, 65%, 80%, 100%. Used Electrically Ok.
SKU: RS100H

EMSCO has been specializing in used and refurbished auto-transformer options for over 72 years. Need help identifying the auto-transformers you need to replace, use our website to find it.