Relays: Type - General Purpose Power Relay; Mounting - PCB Mount; Terminals - 4-Pin; Voltage - 5VDC; Amps - 0.5A; Contact Configuration - SPST-NO w/clamping diode; Contact Material - Ruthenium; Additional Information - Operating Temperature: -4085 Deg C -40185 F, Coil Resistance: 350 Ohms; Manufacturer Series - 171DIP Series