Telemecanique XCK-J79H7 Safety Limit Switch

The Telemecanique XCK-J79H7 Safety Limit Switch combines a rugged metal housing with silver-plated contacts to provide reliable mechanical position sensing and safety interlocking in industrial automation. This 2 NC contact device is rated for 240 VAC and up to 3 A, with screw-clamp terminals for secure wiring. It is designed for panel or equipment mounting and features a 1/2 in. NPT conduit entry, offering straightforward field wiring in demanding environments and IP67 protection for dust and water ingress. The switch supports end-of-travel monitoring and guard interlocking on equipment such as machine tools, conveyors, lifting gear, packaging machinery, and automated production lines, serving as essential feedback for sequencing and safety interlock control. As part of the Telemecanique XC Standard XCK-J family, the XCK-J79H7 is a common replacement option for older Telemecanique/XC switches and is compatible with related Schneider Electric parts like ZCKJ9H7 and XCKJ9H7.