The AIRPAX/Sensata LELK1-1RS4-30452-15 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, two, three, and four-pole configurations, they cater to diverse applications, including polyphase circuits and single-phase three-wire systems. The protectors feature internally coupled trip mechanisms, ensuring simultaneous opening of all poles in case of a fault, enhancing safety and reliability in industrial environments.