AIRPAX/Sensata LEL series magnetic circuit protectors are designed for low-cost power switching, reliable circuit protection, and accurate circuit control in international markets. These protectors, including models like IAL, CEL, IUL, and IEL, are available in various configurations such as series, series with auxiliary switch, shunt, and relay. They meet various standards including UL, CSA, CCC, VDE, and IEC, making them suitable for diverse applications. Multi-pole units offer simultaneous opening of all poles, ideal for polyphase circuits and systems requiring coordinated protection.