General Radio Variac Type V20 20A Variable Transformer

General Radio V20 Variable Transformer Dented, W/O Cover

General Radio Type V20 20A Variac Transformer *FREE SHIPPING*

KRM 590VR Variable Transformer Voltage Regulator 110V Tested Working w/ Original

LMI SD-2400 Industrial Variable Voltage Controller Dimmer 20A 120V Untested

Pair of General Radio Company Variable Inductors Type 107K

TOSHIBA ~ SLIDAC ~ SD110 ~ 0-125V 20a Variable Transformer

Toshiba SLIDAC SD2220 0-260V 20A Variable Transformer