Trane CNT4875 Control Kit 30067439-890 Key Benefits: Enhanced Safety: Built-in

Key Benefits: Enhanced Safety: Built-in automatic ball checks serve as a primary safety mechanism to shut off flow if the gauge glass fails

the pilot and main orifices must be correctly sized to the manifold for the specific fuel type being used

The Zonefirst SPRD-20X12 is a professional-grade barometric static pressure regulating damper designed for precision airflow management in multi-zone residential and light commercial HVAC systems

OEM Durability: Built to withstand the high-temperature environments of commercial and residential heating cabinets

Direct Compatibility: Replaces 49L9201 and fits popular residential models like the Lennox G40UH-48C-110-11

Trane CNT4875 Control Kit 30067439-890 Key Benefits: Enhanced Safety: Built-inThe Trane CNT4875 Control Kit, now officially replaced by the Trane BAYLOAM020B, is a critical OEM evaporator defrost control designed for precise thermal management in commercial HVAC systems and packaged RTU units. This Frostat kit functions as an electronic temperature monitoring solution that actively prevents ice accumulation on the evaporator coil by cycling the compressor during low ambient cooling or low airflow conditions. Engineered for