The 3SB3501-0BA51 is a Siemens branded control and signaling device. This device is an AC/DC 10A control relay, with 1 contact and a 110VAC/DC coil, snap action, DIN rail mounting. It features over-voltage, under-voltage, and reverse polarity protection, and adjustable power consumption settings. This device is ideal for switching low power AC/DC loads in a wide range of industrial control applications, from simple start/stop functions to complex signaling operations. It is UL/cUL Listed and CE approved, and meets all relevant industry safety standards.