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 single or multi-pole versions with a variety of configurations, including series, series with auxiliary switch, shunt, and relay options. They are UL listed, CSA certified, and CCC Approved, meeting various industry standards. Applications include polyphase circuits, single-phase three-wire systems, and electrically isolated circuits. The auxiliary switch is available with gold or silver contacts, making these protectors suitable for a wide range of industrial applications.