ZXY 600VA Toroidal Power Transformer 220V 50Hz to 36V Single Phase Copper Winding Ring Core Transformer ZXY 600VA single-phase toroidal power transformer converts 220V 50Hz input to stable 36V AC output, built with full pure-copper winding and high-quality ring core for outstanding power conversion performance. Thanks to closed toroidal core structure, this transformer features high energy efficiency, low no-load loss, minimal magnetic leakage and ultra-low operating hum,