Industrial Control Relays: Type - General Purpose Power Relay; Mounting - PCB Mount; Terminals - 4-Pin; Voltage - 5VDC; Amps - 0.5A; Contact Configuration - DPST-NO w/clamping diode; Contact Material - Ruthenium; Additional Information - Operating Temperature: -4085 Deg C (-40185 F), Coil Resistance: 500 Ohms; Manufacturer Series - 171DIP Series