this DP contactor features silver-cadmium oxide contacts to minimize arcing and pitting

but the underlying airflow restriction should also be addressed

ensuring full compatibility with older York and Johnson Controls terminal blocks

The Armstrong International 880-1/2-125 is a high-performance inverted bucket steam trap designed for exceptional reliability in demanding HVACR and industrial steam applications

The kit includes a high-performance HVAC control board

York S1-026-16381-129 Blower Wheel R-410A this DP contactor features silver-cadmiumThe York S1 026 16381 129 Blower Wheel is a high performance centrifugal fan component engineered for demanding HVACR applications. This heavy duty 15x12 blower wheel features a 1 3 16 inch bore, designed to provide precise fitment and optimal balance on compatible blower motor shafts. Constructed for maximum static pressure efficiency, it ensures consistent airflow across residential and commercial duct networks. As a genuine York replacement part,