This 1 piece model 1121 ONON selflocking 12mm toggle switch handle switch provides a compact and reliable two position switching solution for control panels and DIY projects. The ONON, selflocking action ensures the switch stays in the selected state without requiring constant pressure, delivering clear and stable operation in dynamic environments. Key benefits Secure, latched ONON operation: toggle to either ON position and it will hold until you switch it again. Space efficient 12 mm mounting size: suitable for compact panels and enclosures. Simple replacement or upgrade: matches standard 12 mm switch footprints for easy integration. Durable, vibrationresistant switching: selflocking action reduces unintended state changes in demanding environments. Key attributes Model: 1121 Type: toggle switch with handle Action: ONON, selflocking Mounting size: 12 mm Pack: 1 piece Material: not specified in the description Performance: latched, dual ON positions for reliable circuit routing Compatibility and suitability Designed for panels or enclosures that accept 12 mm mounting switches. Suitable for applications requiring a twoposition, latched toggle switch with a compact form factor. Use cases Control panel power routing: use to connect common to one of two circuits, with a secure, latched ON state in each position. Mode or function selection on equipment: switch between two operating modes on a compact control panel. Hobby electronics or DIY projects: implement a reliable twostate control without continuous hold, in projects requiring a 12 mm mounting switch.