Inspect the lead for brittle insulation

With a maximum working pressure of 650 PSIG and a porous molded core that minimizes pressure drop

Durable 22-gauge galvanized steel construction ensures high-performance handling of temperatures from 0°F to 180°F

F up to 750

Engineered to original equipment manufacturer standards

Carrier HK42FZ018 Control Board 30067439-890 Inspect the lead for brittleThe Carrier HK42FZ018 Control Board is a critical integrated furnace control board engineered for high performance management of single stage heating systems. For technicians servicing Carrier, Bryant, and Payne furnaces, this genuine OEM replacement part provides the necessary logic to coordinate the ignition sequence, blower motor timing, and inducer operation. It effectively replaces older part numbers and is a direct fit for popular series like