WANJIA Relays for advanced technology POWER RELAY z z z z WJ172RELAYS Small size and light weight. Low coil power consumption. High contact load. Strong anti-shock high reliability. SPECIFICATIONS Contact Arrangement Contact Material Contact Resistance (By voltage drop 6V 1A) Rating Nominal switching capacity Resistive load Max. Switching Voltage Max. Switching Current Max. Switching Power Expected life (min. ope) Mechanical (at 120 cpm) Electrical (at 20 cpm) 28VDC/250VAC 40A 10000VA/1120W .