York S1-FRNR70 Fusetron Buss Fuse 70A 250V

The York S1-FRNR70 Fusetron Buss Fuse is a time-delay protective fuse for electrical circuits against overload and short-circuit conditions. Rated at 70 amps and 250 volts, it interrupts excessive current flow to protect compressors, motors, and control assemblies within air conditioning and heat pump equipment. This fuse is commonly used in power distribution sections during servicing or replacement work. It supports circuit protection by isolating fault conditions and preventing damage to connected components in residential and light commercial HVAC systems.