The AIRPAX/Sensata LELK1-1-69-7.00-21-V is a hydraulic magnetic circuit protector offering low-cost power switching, reliable circuit protection, and accurate circuit control for equipment in the international marketplace. These protectors are UL listed, CSA certified, and CCC approved, meeting various industry standards. Available in single or multi-pole configurations, they are suitable for polyphase circuits, single-phase three-wire systems, and applications requiring a mix of SELV and hazardous voltages. The LEL series provides a robust solution for protecting electrical circuits in a wide range of industrial applications.