The Lennox 27A03 Refrigerant Detection System (RDS) Communicating Blower Control Board is a vital component designed for HVAC systems using low Global Warming Potential (GWP) refrigerants. This control board is engineered to ensure compliance with 2025 EPA regulations for refrigerants, offering a lower GWP than its predecessor and delivering reliable, long-term performance for your system.

The Lennox 27A03 RDS Communicating Blower Control Board is specifically designed and tested for use with Lennox Communicating systems, ensuring seamless integration and optimal operation. It is part of the complete Refrigerant Detection System (RDS), which also includes an RDS Sensor Kit to detect and manage refrigerant levels effectively.

Key Features:

• Voltage: 115V, 1 Phase, 60 Hz, suitable for standard HVAC systems

• Gross Weight: 1.15 lbs, compact and easy to install

• Cooling Capacity: 1.0 Ton, providing efficient cooling for HVAC systems

• Heating Capacity: 12,000 BTUh, ensuring reliable heating performance

• Energy Efficiency: 23.0 SEER (Seasonal Energy Efficiency Ratio), designed for energy savings

• Part of RDS System: Designed as part of the Refrigerant Detection System, including the RDS Sensor Kit for complete refrigerant management

• Low GWP Refrigerant Compliance: Specifically built for systems using Lennox Low GWP refrigerants, ensuring environmental compliance

• Communication Ready: Designed for Lennox Communicating HVAC systems for enhanced integration and communication between components

The Lennox 27A03 is an essential component for HVAC systems that use newer, low GWP refrigerants. It works seamlessly with the refrigerant detection system to ensure the optimal performance and longevity of your HVAC system, preventing issues before they arise.

For complete installation instructions and additional RDS components, refer to the Coil and AHU Flyer.