If your current unit uses a float-operated mechanism for a receiver tank

The Carrier 48GS500240 Fan Plate is a critical structural and performance component designed specifically for Carrier 48GS gas heating/electric cooling packaged units

NIST-Traceable Accuracy: Verified ±2% RH accuracy ensures precise enthalpy calculations for energy-efficient economizer control

high-efficiency 240v ECM motor engineered for precise airflow management in specific residential and light commercial air handlers and furnaces

AO Smith E301M

Heil Quaker ICP 1171916 Drain Trap 321894-708 If your current unit usesWhen you're dealing with a residential furnace that is tripping on a pressure switch open code, the Heil Quaker ICP 1171916 Drain Trap is often the primary suspect. This genuine OEM HVAC replacement part is engineered specifically for International Comfort Products high efficiency condensing furnaces, including the C9MPD, C9MPT, and H9MPD series. As a veteran tech knows, a cracked or clogged condensate drain trap prevents the secondary heat exchanger