Auto-Transformers

While our website showcases a large assortment of our products, it does not reflect the complete inventory of products currently available. For real-time availability and to ensure we can meet your specific needs, please contact our sales team at 1-800-328-1842. New products arrive daily and our knowledgeable staff are happy to assist you in locating the exact item(s) you need.

Westinghouse 1747029 50HP 440V 2-Coil Auto Transformer

Westinghouse Auto Transformer: Cat# 1747029, 50 horsepower, 480 volt, 2 coil, open type, taps: 0%, 50%, 67%, 84%, 100%. Sold Used Electrically OK.
SKU: 1747029

Westinghouse 553D123G36 100-125HP 220V 2-Coil Auto Transformer

Westinghouse Auto Transformer: Cat# 553D123G36, 100-125 horsepower, 220 volt, 2 coil, open type, taps: 0%, 50%, 67%, 84%, 100%. Sold Used Electrically OK.
SKU: 553D123G36

Westinghouse 553D124G57 125HP 480V 2-Coil Auto Transformer

Westinghouse Auto Transformer: Cat# 29401C1.5 / 553D124G48, 125 horsepower, 480 volt, 2 coil, open type, taps: 0%, 50%, 65%, 80%, 100%. Sold Used Electrically Ok.
SKU: 553D124G57

Dongan 33 KVA 208-240 Volt 3 Phase Auto Transformer R&G

Dongan Auto Transformer: 33 KVA, Primary Voltage: 208 Volt, Secondary Voltage: 240 Volt, 3 Phase, NEMA 3R outdoor. Reconditioned & guaranteed with a one-year warranty.
SKU: TR202327830

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.