The AIRPAX/Sensata LELK1-1REC4-30326-35 is a hydraulic magnetic circuit protector offering 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 suitable for polyphase circuits, single-phase three-wire systems, or in two or three related but electrically isolated circuits. The LEL models are UL listed, CSA certified, and CCC Approved, making them ideal for a broad range of industrial applications.