York S1-FNQR3 Fuse R-410A it is designed for use

it is designed for use with network temperature controllers and accepts standard two-wire probes for expanded zone monitoring

making it a reliable choice for regulating hot or chilled water and 50% glycol solutions

Standard Fitting: 7/8" sweat (solder) ODF connections facilitate standard brazing procedures

Exact OEM Fit: Eliminates the need for bracket modifications or shaft adjustments

Always verify your specific model number on the unit's rating plate to ensure a match with the 0131M00666 specifications

York S1-FNQR3 Fuse R-410A it is designed for useThe York S1 FNQR3 is a high performance 3A 600V time delay fuse specifically engineered for HVACR control circuits and inductive loads. As a Class CC rejection fuse, this component provides critical overcurrent protection for branch circuits, preventing damage to downstream sensitive electronics. The time delay characteristic is essential for handling the momentary inrush currents typically associated with control transformers and small motor loads,