The AIRPAX/SENSATA LELHK11-1REC4-52-30.0-01-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. They are available in series, series with auxiliary switch, shunt, and relay configurations, suitable for diverse applications including polyphase circuits and single-phase three-wire systems. The LEL models provide a robust solution for circuit protection and control.