MCR01MZPF2431 is a Low Signal Relay, manufactured by ROHM. It is a 5 pin polarized device; specifically, a sensitive type, with a specified coil voltage of 5 VDC. It is a latching, low Leakage, SPDT type switch with a contact rating of 5A @ 250VAC. The MCR01MZPF2431 also has a locking terminal pin, as well as surge resistance (1kA).