Carrier KHAIR0201AAA Relay Kit 30067439-890 Direct Replacement: Designed as the

Direct Replacement: Designed as the official upgrade path for the Fasco 44 series

making it a reliable choice for demanding rooftop or equipment room environments

ensuring the correct BTU input and manifold pressure for optimal combustion

This model is factory-configured for natural gas with a standard 3

Carrier KHAIR0201AAA Relay Kit 30067439-890 Direct Replacement: Designed as theThe Carrier KHAIR0201AAA Isolation Relay Kit is a crucial OEM component designed for split system heat pumps, specifically 2 stage models including the CH17NA series. This 24V, 50 60Hz relay functions as a low ambient control bypass, effectively switching the controller out of the outdoor fan motor circuit during heating and defrost cycles to ensure stable head pressures and prevent motor stalling. Engineering grade electrical isolation protects