The MAGNASAFE MS8-D non-contact safety switches are a UNIQUE product, slim-line, space saving housing made from 316 Grade Stainless Steel, Fully Encapsulated. The MS8 safety switches have been designed to use with double doors. This is the first switch of its kind, replaces 2 safety switches with 1, half the wiring, cheaper than purchasing two switches and tolerant to misalignment. The non-contact operation has a 30 - 50 mm switching distance helping to ensure a long and trouble free operating life where guarding alignment is an issue.