AIRPAX/Sensata IAL/CEL/LEL magnetic circuit protectors are designed to provide low-cost power switching, reliable circuit protection, and accurate circuit control for equipment in the international marketplace. These protectors are available in a wide variety of configurations, including series, series with auxiliary switch, shunt, and relay options. They are suitable for applications in polyphase circuits, single-phase three-wire systems, or in two or more electrically isolated circuits. The LEL models are UL listed, CSA certified, and CCC approved, while IAL models are designed for applications where compliance with specific standards is not required. The CEL model features enhancements like a single-pole 125 amp rating with TÜV approval and a parallel 4-pole version with a 400 amp rating. IUL models are recognized under UL 1077, and IEL/LEL models are VDE approved, meeting IEC and VDE specifications.