Lennox 12X09 Control Kit 340155-7024 This Sensus Model 143-80 features

This Sensus Model 143-80 features a 5/16-inch orifice and a green spring

ensuring the system operates at peak thermal efficiency without the excessive noise common in older PSC models

High-Torque Performance: The 3/4 HP rating provides the necessary power for multi-speed fan applications requiring consistent 1050 RPM

It is designed to be replaced independently of the refrigerant-side valve body

Is the Carrier 72909 compatible with 208-230V systems

Lennox 12X09 Control Kit 340155-7024 This Sensus Model 143-80 featuresThe Lennox 12X09 Control Kit is a critical OEM 2 stage ignition control replacement designed for high performance gas furnaces. This HVAC furnace controller (Manufacturer #614148 02) manages the complete ignition sequence, ensuring precise timing for gas flow and flame sensing across dual stage heating cycles. As a direct fit Lennox 614148 02 replacement, this kit resolves common field issues such as nuisance lockouts and intermittent ignition