Key Benefits Enhanced Readability: The large 3

Optimized Pressure Regulation: Restores the valve's ability to modulate water flow based on refrigerant head pressure for stabilized system performance

High-Flow Expanded Outlet: An oversized 1-inch discharge port allows for rapid pressure reduction during emergency blow-off events

the standard for residential furnace gas valves

Stainless Steel Construction: Resists oxidation and corrosion

Carrier HK61EA018 Circuit Board 318518-761 Key Benefits Enhanced Readability: TheThe Carrier HK61EA018 Circuit Board is the definitive OEM replacement control board for residential HVAC systems utilizing X 13 permanent split capacitor (PSC) or constant torque motors. As a direct successor to the HK61EA013, this integrated furnace control manages critical timing and logic for the blower motor, inducer, and ignition sequence. This Carrier furnace control board is engineered to withstand the thermal stress and electrical fluctuations