The HE1 Series Non-Contact Safety Switch Interlocks are the smaller latest coded magnetic non-contact switches featuring solid state, single point switching for single or multi-gate machine guarding a CAT 4, SIL 3 PLe safety performance level fully encapsulated in ABS or stainless steel resin filled housing. The solid state design is even more tolerant to shock and vibration, and provides single point switching which makes for a simpler and more reliable machine guard interlock. The HE safety switch has 2 x N/O + 1 N/C bi-directional solid state outputs along with built in LED(s) for indication.