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 with various delays and ratings in DC and AC versions. They are UL listed, CSA certified, and CCC approved, making them suitable for a wide range of industrial applications. Multi-pole units are internally coupled, ensuring simultaneous tripping of all poles in case of a fault, which is crucial for applications involving polyphase circuits or multiple electrically isolated circuits.