Relpol rsm957n series 1a subminiature monostable signal relays spco pcb relpol rsm957n 0111 85 s005 a 1a 5v monostable subminiature signal relay with a sensitive low power dc coil as well as a light weight construction ideal for use in telecommunications devices domestic appliances office equipment etc relpol rsm957n 0111 85 s005 spdt subminiature signal relay 5v 1a pcb