The 440N-S32039 is a non-contact interlock safety switch with S23 type design, featuring a rectangular molded ABS red plastic housing. It includes both switch and actuator components with 9mm sensing capability. The device provides 1 normally open (N.O.) and 1 normally closed (N.C.) safety contacts, plus 1 auxiliary N.O. contact. Comes with standard actuator and 10-meter cable connection. Note: Original factory warranty doesn't apply, but includes Beyondtech's warranty.