TE Connectivity RT Series PCB Power Relays Bistable – TE Connectivity 8-1393239-0, An SPDT single coil 16A 12V DC general purpose latching relay. Typical applications include battery-operated devices and applications with a memory function (e.g. in case of power failure). TE Connectivity RT314A12 SPDT PCB Relay 12VDC 16A Latching Single Coil