Solid State Relay Heat Sink Not Included Input Voltage 90 to 140V AC Maximum Output Current with Heat Sink 25 A Maximum Output Current without Heat Sink Not Recommended Output Switching Mode Random/Instantaneous Output Voltage Range 48 to 530V AC Standards CE Certified UL Listed Switch Component Type SCR Current Type AC Finger Safe Yes Mounting Style Surface Switch Configuration Form A Voltage Type AC Output Body Depth 3.2 in Body Height 1.45 in Body Width 4.09 in