Schneider Electric ZENL1121 Harmony Single Contact Block – 1 NC, Screw Terminals

The Schneider Electric ZENL1121 is a single contact block from the Harmony XAL/XAPS control and signalling range, designed for modular push buttons, selector switches, and control stations with a 22 mm cut-out. It features a 1 normally closed (1 NC) silver-alloy contact with slow-break action and secure screw-clamp terminals, providing reliable switching performance in industrial automation and machine control applications.

Rated for up to 10 A at 600 V AC, and compatible with Harmony series operators such as XB5 and XAPS units, the ZENL1121 integrates easily into operator panels, control stations, and machinery interfaces. Its compact rear-mounting design and robust construction ensure dependable electrical contact and long mechanical life, making it a versatile choice for OEMs, panel builders, and maintenance technicians.

Whether used for start/stop logic, emergency stop circuits, or auxiliary control functions, this contact block delivers consistent operation and secure connections in demanding environments.