Model NO.:AL-TT18 Usage:Single-phase Transformer, Power Transformer Frequency Characteristics:Low Frequency Shape of Core:Ring Brand:AL TRANSFO Winding Material:Copper100% Efficiency:>92% Coil Number:Double Winding and Multi-Wind Bobbin:Ee Series and Other Color:Customized Core Material:Silicon Steel Core Frequency:50/60Hz Work Cycle:Customized, Such as ED 80% Input Voltage:Customized Insulation Class:UL Class B, F, H, N. (Optional) Transport Package:Carton/ Foam Specification:5pcs/box Trademark:AL Origin:China HS Code:85043190 Production Capacity:5000PCS/15days