C2-A20X / DC 24V 24V dc Coil Non-Latching Relay DPDT, 10A Switching Current Plug In. The RELECO MRC series 2-pole plug-in mount non-latching relay has a contact configuration of DPDT. It is actuated with a 24VDC coil and 10A switching current. This relay has a test button, LED indicator and mechanical flag indicator. The test button is colour coded and dual function, push to test or lift to latch.