Resideo TH1320U4002 Thermostat 323613-751 Key Benefits Multi-Section Belt Compatibility:

Key Benefits Multi-Section Belt Compatibility: The combination groove accommodates 4L

causes uneven load distribution because older belts have already undergone "run-in" stretch

Durable Cast Iron Construction: High-grade cast iron provides superior heat dissipation and wear resistance compared to stamped steel alternatives

Key Benefits: Precise Fuel Regulation: Includes factory-calibrated orifices to ensure correct BTU input and manifold pressure

Ensures consistent HVAC system performance by maintaining 100°F (±10°F) condensing temperatures in cold weather

Resideo TH1320U4002 Thermostat 323613-751 Key Benefits Multi-Section Belt Compatibility:The Resideo TH1320U4002 FocusPRO N100 is a heavy duty, non programmable solution engineered for high stage equipment control. This 3H 2C Heat Pump Thermostat also supports 2H 2C Conventional Systems, making it a versatile addition to your truck stock for both residential and light commercial multi stage applications. As the direct replacement for TH3210D1004, it utilizes the UWP Wall Plate mounting system to standardize installations and speed up