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The Source 1 S1-03102951001 is a furnace control board designed for single-stage operation and X13 systems. This control board works with models from York, including TM9X, TM8X, and TMLX. It is a replacement for part number S1-03102951000.
This control board is necessary for maintaining the efficiency of heating and cooling systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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