Resideo TH114-AF-024T Thermostat 323613-751 serving as a drop-in HVAC

serving as a drop-in HVAC replacement part for legacy units like the HK25MJ172

Operating at 1/2 HP with a versatile 120/240V single-phase configuration

Recognized by industry cross-references including 105569-2 and 511120001

This furnace secondary heat exchanger header box serves as the primary collection point for corrosive condensate produced during the combustion process

and reduced airflow—issues that decrease the lifecycle of the entire motor assembly

Resideo TH114-AF-024T Thermostat 323613-751 serving as a drop-in HVACThe Resideo TH114 AF 024T is a specialized 24 Vac non programmable thermostat engineered for high performance electric floor heating and ambient air temperature control. Developed for professional contractors, this unit features three distinct operational modes: A mode for ambient air Control, F mode for dedicated floor temperature regulation via the included Aube AC112 01 sensor, and AF mode for combined ambient control with adjustable floor limits.