and the Trane KIT15816 Furnace Control & Ignitor is the factory-authorized solution for modernizing legacy ignition systems

It serves as the direct factory replacement for the Lennox 44J23

Integrated Safety Management: Constantly monitors flame signals and safety resets to ensure code-compliant furnace operation

Can the automatic drain be bypassed or serviced

Compressive set prevents old gaskets from re-sealing effectively once the flange torque is released

Carrier HK02SA445 Pressure Switch Freon and the Trane KIT15816 FurnaceThe Carrier HK02SA445 is a critical OEM high pressure safety switch designed for precise refrigerant circuit monitoring in residential and commercial condensing units. This high pressure switch is factory calibrated with a 660 PSI cutout and a 505 PSI cut in (reset) threshold, ensuring the compressor remains protected against thermal overload and mechanical failure during extreme head pressure conditions. As a genuine Carrier replacement part, it