C&K offers the DS series door interlock switch for furnace and air handler applications where rotating equipment such as blowers must be shut down when the door is opened. The DS series is rated up to 16 A to be used in line with powered equipment, comes with various actuator lengths, and has snap in mounting tabs for fast and easy assembly to equipment frames. The switch can also be customized with various connectors, harnesses, and mounting options based on customer requirements.