AutomationDirect interlocking safety switchesAutomationDirect’s safety products offering includes additional interlocking safety switches. IDEM’s INCH and MK1 series of miniature tongue interlock safety switches are designed to fit leading edge, hinged or lift-off machine guards; available shaft hinge interlock switches are designed to fit edge-hinged gates. With a very compact 16.5mm to 18mm or 16.5mm to 22mm mounting profile, rotating heads with dual actuator entry and force guided normally-closed contacts, switches are available with plastic or stainless steel housings and with M16, M12 quick disconnect or half-inch NPT threaded connections. HC series shaft hinge interlock switches feature solid or hollow shafts and two normally-closed slow action contacts or one normally-open contact and one normally-closed slow action, make before break contact.

New interlocking safety switches start at $29.50; actuator keys are sold separately starting at $6.50. Backed with a one-year warranty, interlocking safety switches are cULus approved and are CE, RoHS and Reach compliant.

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About AutomationDirect:

In business since 1994, AutomationDirect is a distributor offering thousands of industrial automation products for electrical control systems, including PLCs, operator interfaces, AC drives, motors, stepper systems, sensors, motor controls, enclosures and more. Their prices are typically well below the list price of more traditional automation companies because of their business model and focus on efficiency and the majority of their products are stocked for same-day shipping. Plus, get free two-day delivery on orders over $49; some limitations apply. For more information, contact them at 800-633-0405 or visit