ZB2ES542 22mm Emergency Stop self-locking Button Switch with normally closed NC function - Clear purpose and quick action: An emergency stop switch with normally closed (NC) contact that can quickly cut off the power supply in critical situations. - High visibility and easy operation: Red mushroom push button design ensures the stop function can be located and activated rapidly in an emergency. - Secure, intentional shutdown: The self-locking mechanism keeps the switch in the off state until manually reset, preventing accidental restart. - Compatibility and form factor: 22 mm mounting size fits standard control panels and enclosures; suitable as a control electrical starter switch for emergency stopping and starting operations. - Key specifications at a glance: Model ZB2ES542; 22 mm size; normally closed NC contact; red mushroom button; self-locking off position. Use scenarios - Manufacturing line stop: use on conveyors or robotic stations to immediately halt operations during faults or hazards. - Machinery shutdown: install on CNC machines or presses to cut power quickly in an emergency and prevent damage or injury. - Process safety stop: implement in packaging, filling, or assembly lines to halt processes rapidly when unsafe conditions are detected. Notes - Function: emergency stop with NC configuration. - Operation: pressing releases the circuit to stop power; the device remains in the off state until a manual reset is performed. - Application: serves as a control electrical starter switch for emergency stopping and starting operations.