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 choices of delays and ratings in DC and/or 50/60Hz or 400Hz versions. They are UL listed, CSA certified, and CCC Approved, meeting IEC spacing requirements and various VDE specifications. Multi-pole units are internally coupled, ensuring simultaneous tripping of all poles in case of a fault, making them suitable for polyphase circuits and other applications requiring coordinated protection.