Description: Model: EI 57*30 Rated Power: 20W Material: Pure Copper Core Input Voltage: AC 220V ~ 50Hz Output Voltage: AC 220V ( 1:1 Safe Isolation Anti-interference） Frequency Characteristic: Low Frequency Structural Style: Monophase Transformer Note: The red wire is the input wire, Blue wire is the output wire. Size can refer to the picture.
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