York S1-331-03003-000 Control Board Kit 320788-702 making it compatible with existing

making it compatible with existing mounting bands and cradles in most residential units

providing clear resolution for monitoring trace amounts of pressure in sensitive applications where precise water column readings are critical

this genuine OEM pressure switch ensures your equipment maintains proper combustion air proving and flue monitoring

non-fail-safe programmable actuator designed for high-performance valve and damper applications

York S1-331-03003-000 Control Board Kit 320788-702 making it compatible with existingThe York S1 331 03003 000 Control Board Kit is an essential OEM integration for managing the sequence of operation in compatible 24V residential furnace systems and light commercial air handlers. This HVAC circuit board replacement functions as the central processor, interpreting thermostat signals to regulate the inducer motor, gas valve timing, igniter sequence, and blower motor speeds. Engineering for direct fit compatibility, the S1 331 03003 000