As the direct replacement for A505-1

the 0270A01167SLP provides superior corrosion resistance and thermal performance

while the non-rotation bracket ensures stable

this unit provides a consistent 1

which can lead to inefficient heating or pressure switch trips

York S1-2790-3171 Fan Switch R-22 As the direct replacement forThe York S1 2790 3171 Fan Switch is an essential OEM component designed for precise fan and limit control in residential heating systems. As an industrial grade furnace fan limit switch replacement, this part ensures optimal airflow by managing the blower activation cycle and providing critical high limit safety protection. This switch is the direct manufacturer specified equivalent for the F120 35F fan switch, engineered to maintain system integrity