Carrier 48TJ400431 Inducer Housing 320735-701 the sensing element relies on

the sensing element relies on liquid expansion to trip the switch

verify that the total circuit load does not exceed the 40VA rating to ensure long-term reliability in the field

When diagnosing HVAC wiring issues or intermittent fault codes related to open circuits

2" WC setpoint for consistent performance without the need for field adjustment

This robust SPST cold control features a 27" capillary tube with vapor-filled sensing technology

Carrier 48TJ400431 Inducer Housing 320735-701 the sensing element relies onThe Carrier 48TJ400431 Inducer Housing is a critical OEM replacement component designed for high performance gas fired rooftop units. Engineered for precise fitment within the Carrier 48TJ series, this draft inducer blower housing manages combustion air flow and ensures the safe evacuation of flue gases. Use this heavy duty housing to resolve issues related to vent motor vibration, housing cracks, or airflow restrictions that trigger pressure switch