General Radio Variac; Special Model (ctam# 7053)

US $85.00

  • Sicklerville, New Jersey, United States
  • Feb 14th
General Radio Variac; Special Model  Includes faceplate, air filter and original box SERIOUS NOTE in from davidriddle, Seller of Variac's: This unit will ONLY work on 400 hz power - typically found in aircraft and military power systems. If used on standard 60hz power it will FRY! The variac autotransformer is an efficient, trouble free device for controlling ac voltage and any other quantities that derive from ac voltage: heat output, light intensity, motor speed, and the outputs of various power supplies. The name "variac" comes from the unit's function - "vary ac".  Unlike most transformers, the Variac has a transformation ratio that can be smoothly and continuously changed so the output of the unit can be controlled from zero to line voltage or even higher.  The variac is a transformer therefore it is has several feature benefits.  Efficient: Transforms power more efficiently than rheostats.  Durable: Runs cool  Overloadable: Withstands 1000% short term overloads  Quiet: Adds no noise or distortion to the line  Reliable: Exclusive Duratrak contact surface prevents injurious high-temperature oxidation and resultant brush-track deterioration 
New Old Stock
Brand General Radio
Country/Region of Manufacture United States

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