The York S1‑6421652 2‑Stage Circuit Board with Communication (VER4.4) is a genuine OEM control module for York residential HVAC systems, including air conditioners, heat pumps, and air handlers. It controls compressor staging, blower operation, and communicates with compatible components to enhance performance. The two-stage function ensures precise temperature control, energy efficiency, and quiet operation. Its optimized design maintains consistent comfort and humidity while extending system life and preserving equipment efficiency. Easy to install, this circuit board ensures reliable operation and long-term performance.

For an efficient and reliable HVAC system, the York Circuit Board SSE W/Communication » is a great choice for optimal system performance.

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