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Ships within 48 hours · Estimated delivery Sep 16 - Sep 21
When replacing legacy thermostats
direct spark ignition (DSI)
Industrial-Grade Build: Features a resilient housing and high-quality internal components to withstand the thermal cycles of gas-fired heating
It features floating or ON/OFF control logic and includes an integrated 135 ohm potentiometer for feedback or position sensing
this specific model is rated for 208-230V single-phase systems only
York S1-331-02979-000 Control Board R-410A When replacing legacy thermostatsThe York S1 331 02979 000 Control Board is a specialized OEM replacement part designed for integration into York, Source 1, and Johnson Controls HVAC systems, particularly high efficiency heat pumps and rooftop units. As a direct S1 331 09171 000 replacement, this Simplicity Kit 1 2 4 Pipe board serves as the primary HVAC central processing unit, orchestrating critical sequences of operation for both heating and cooling cycles. Field technicians
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US$ 27.00