Model number :MY4J series TypeStandard : LED indicator, Test pushbutton, Weld on PCB, Fixed by flange Contact material :Silver alloy Contact form4PST-NO :4PST-NC, 4PDT Contact rating :3A@28Vdc/240Vac Rated coil power :1.2Wac, 0.9Wdc Rated coil voltage :AC/DC: 6, 12, 24, 36, 48, 110, 220V; AC380V Dielectric strength :11,000Vac, 50/60 Hz for 1 min between opening contacts Dielectric strength :21,200Vac, 50/60 Hz for 1 min between contact groups Dielectric strength :31,500Vac, 50/60 Hz for 1 min between coil and contacts Pick-up voltageDC types: 75% max; AC types: 80% max Drop-out voltageDC types: 10% min; AC types: 30% min Operation voltage :110% max Contact resistance :50mΩ max Mechanical life :1x106 operations min Electrical life1x105 operations min Insulation resistance :100MΩ min. at 500 VDC Operating temperature :30 to 55 ℃ (-22 to 131 ℉) Operating humidity :35 to 85% RH, no condensation External dimensions :27.3x21x35.2 mm TerminalsQuick connect : (socket: PYF14A), Weld on PCB, Flange Alias nameMY4J series power relay, electric relay, electrical relay 110V AC