The AIRPAX/Sensata LELHPK11-1-51-125.-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. Available in single or multi-pole versions, they cater to diverse applications such as polyphase circuits, single-phase three-wire systems, and electrically isolated circuits. The multi-pole units feature internally coupled trip mechanisms, ensuring simultaneous opening of all poles in case of a fault. Auxiliary switches with gold or silver contacts are available for series construction poles, allowing for mixing of SELV and hazardous voltages.