Mars Air Plastic Commercial Magnetic Reed Door Switches, NEMA 1, 1/2 Amp (24V)

Product Features UR and rated for NEMA 1 (field installed by others) An optional motor control panel or controller is required when a wired magnetic door limit switch is used. Wired switches have single pole terminal normally closed and normally opened contact. Turns the air curtain on when the door opens and off when the door closes Used when automatic control of an air curtain is required Easy to install and switches are lightweight Ideal Applications for each switch: 99-018 when neat and trim finish is desired for commercial applications