LELK1-1RS4-30452-35 is a hydraulic magnetic circuit protector from the IAL/CEL/LEL series, designed to provide low-cost power switching, reliable circuit protection, and accurate circuit control. As part of the LEL series, this device is VDE approved to VDE 0660, part 101, meeting international standards for equipment protection. The circuit protector features a 1-pole configuration with panel mounting dimensions of 0.760 ± 0.007 inches (19.30 ± 0.18 mm) for dimension "A" and supports panel thickness of 0.062 ± 0.005 inches (1.57 ± 0.13 mm). These hydraulic magnetic circuit protectors are commonly used in applications requiring dependable overcurrent protection with precise trip characteristics across various delay curves.