EV500-4B=RELAY, PRESSURIZED, S Contact Voltage Rating: 28 – 1800 VDC Contact Arrangement: 1 Form A, SPST-NO Coil Termination Connection Type: Flying Lead High Voltage Connection (Power): Terminals Power Switching: Yes High Voltage Relay | 28 – 1800 VDC 1 Form A, SPST-NO Flying Lead Terminals | Part Number: EV500-4B | Internal Number: 4-1618002-5 | TE Connectivity