The IULNK11-1-52-80.0 is a two-pole, panel-sealed hydraulic-magnetic circuit protector designed for reliable power switching and circuit protection in harsh environments. It features a series trip configuration with a current rating of 80.0 amperes and a DC long delay trip curve (type 52). This UL-recognized protector is rated for up to 80Vdc and is built with stud terminals for secure connections. The integrated silicone rubber seal around the toggle handle ensures panel seal integrity against environmental factors, making it suitable for demanding applications requiring accurate overcurrent protection.