York S1-026-32264-001 Pressure Switch 30067439-890 This MARS Blue Box series

This MARS Blue Box series component provides the necessary phase shift for starting and running both the compressor and the condenser fan motor in residential and commercial air conditioning systems

Robust Contact Ratings: Rated for 10 Amp resistive and 1/2 HP at 120/240 Vac

If airflow is sufficient and the switch still opens below 190

The MARS 33246 Sequencer is a field-proven DPST electric heat sequencer engineered for multi-stage staging in electric furnaces

Engineered to interface directly with Aaon VCM-X controller systems

York S1-026-32264-001 Pressure Switch 30067439-890 This MARS Blue Box seriesThe York S1 026 32264 001 is an OEM certified 1. 25" WC pressure switch engineered to maintain critical safety standards in residential gas furnaces. This SPST (Single Pole Single Throw) air pressure sensor acts as a direct replacement for S1 026 32263 001, providing a precise drop in solution for York, Coleman, and Luxaire HVAC systems. In high efficiency combustion setups, this switch monitors the negative pressure generated by the inducer motor,