Solid State Relay, Input or Control Voltage 20 to 28V DC, Output or Controlled Voltage Range 75 to 264V AC, Max. Output Amps w/Heat Sink 5, Heat Sink Not Included, Switch Type Phototriac, Contact Form - Relay SPST-NO, Relay Turns On At Zero Crossing, Input Power Consumption (Burden) 0.1W, Mounting - Relay Surface, Finger Safe No