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Single Phase 200 series
Variable Voltage Transformer (Variac Slidac) Single Phase 220/240V input, Max 0.66 KVA, Max 3 A, Customize Available YH-203(L)
A Variable Autotransformer, also known as a Variac or Slidac, is an electrical device used to smoothly adjust AC voltage output from 0 volts up to the input voltage or higher. Unlike traditional transformers, it uses a single winding and a sliding contact (carbon brush) to provide continuous voltage variation without steps or interruptions.






