The Littelfuse FLNR125 Fuse is a 250V, 125-amp time-delay fuse designed for reliable circuit protection in demanding HVAC systems. It safeguards motors, compressors, and electrical components by allowing temporary overloads during startup while preventing damage from sustained overcurrents. https://www.partshnc.com/flnr125-littelfuse-fuse-250v-time-delay-125-amp