Schneider Electric XCS-PA793 Safety Interlock Switch

The Schneider Electric XCS-PA793 Safety Interlock Switch is a compact plastic, key-operated interlock from the Telemecanique XCS XCSPA family designed to monitor machine guards, access doors, and protective enclosures and prevent hazardous operation when a guard is opened. The XCSPA793 model features a turret head with a key-operated actuator and two normally closed contacts that operate in a slow-break, positive-opening configuration, with screw clamp terminals and a 1/2 in. NPT cable entry for reliable wiring in industrial panels. Constructed with a polyamide body and head, it carries IP67 protection and operates from -25 °C to +70 °C, suitable for harsh environments. Electrical ratings include AC-15 240 V at up to 3 A and DC-13 250 V at up to 0.27 A, making it compatible with safety relays and safety controllers. Certifications include UL and CSA, confirming suitability for many industrial safety installations. Applications include machine guard doors, safety gates, robotic cells, packaging machinery, and automated production equipment requiring a reliable, key-operated interlock with positive-opening contacts. The XCS XCSPA series is commonly used for replacement, retrofit, or expansion within safety interlock configurations, with related alternatives XCSPA593, XCSTA793, and XCSA703. Manufacturer part number XCSPA793; part of Schneider Electric's Telemecanique Safety Switches XCS XCSPA family.