The AIRPAX/Sensata LELK1-1REC4-30326-10 is a hydraulic magnetic circuit protector offering low-cost power switching, reliable circuit protection, and accurate circuit control for a wide range of equipment. These protectors are UL listed, CSA certified, and CCC approved, meeting various international standards. Available in single or multi-pole versions with a variety of configurations, they are suitable for applications requiring series, shunt, or relay functionality with choice of delays and ratings in DC and/or 50/60Hz or 400Hz versions. The multi-pole units feature internally coupled trip mechanisms, ensuring simultaneous opening of all poles in case of a fault, making them ideal for polyphase circuits and systems requiring coordinated protection.