Superior Electric Powerstat Type 21 Variable Autotransformer 0–140V 4.5A Vintage
Superior Electric Powerstat Type 21 Variable Autotransformer 0–140V 4.5A Vintage
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Superior Electric Powerstat Variable Autotransformer, Type 21
Variable Autotransformer measures approximately 4" wide, 5" tall, and 4 1/2" deep.
Specifications include 120V input and adjustable 0–140V output, 4.5 amps, single phase, 0.63 kVA, and 50/60 Hz operation. Manufactured by The Superior Electric Company of Bristol, Connecticut, USA. Item appears in used condition and is untested. Being sold as is. Great for restoration, repair, or use as a vintage lab supply component.
Superior Electric Powerstat Type 21 Variable Autotransformer 0–140V 4.5A Vintage
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