The EMX-MT-0123 is a non-contact magnetic mini switch manufactured by EMAX. It is a small, rectangular switch with a cylindrical plunger, designed to detect a magnet. When the plunger senses a magnetic field, it triggers the switch to activate connected circuits. This switch is ideal for use as a limit switch, overtravel switch, or door switch in a variety of applications. It offers a high contact capacity of 250V AC and 5A, 250V DC, and 5A. This switch also features a long operating life of 100,000 cycles, with an operating temperature between -20°C and 80°C.