... certificate:CE,ISO JBK5 series Transformers / Power Transformer / Toroidal Transformer ·JBK5 series transformer used in machine control exchange 50-60hz, input ... (mm)·N.W:2.7kg·Usage:They are used in various machinary equipments,including:normal electric control ... Electric Manufaturing Co.,Ltd,which specializes in producing Transformer,Circuit Breakers,Voltage Regulators,Switching Power Supply,Surge ...