Can this part be used if my unit originally had a 8402-048

direct-fit installation across various packaged units and air handlers

With a built-in fuse for overcurrent protection

though you should always verify with local AHJ regulations

as incorrect set points can lead to intermittent nuisance trips or unsafe furnace operation

York S1-024-19052-000 Relay Can this part be usedThe York S1 024 19052 000 Relay is a heavy duty 24V DPDT HVAC relay designed for reliable switching in residential and light commercial equipment. This Double Pole Double Throw control relay features 30 Amp contacts at 120 240V, making it an essential component for isolating control circuits from high voltage motor loads. Whether you are troubleshooting air handlers, condensers, or furnace control boards, the S1 024 19052 000 provides consistent