York 025-42090-000 Valve 321702-401 Smith 100074696 Computer Board is

Smith 100074696 Computer Board is a critical genuine OEM replacement part engineered for high-efficiency tankless water heater control

When troubleshooting a water heater not heating or a status light blinking error code

the Fasco D1165 is the industry-standard direct replacement motor for AO Smith and Century 324 units

Industrial Build Quality: Constructed by BASO Gas Products with high-grade alloys to withstand thermal cycling and maintain flame sensing accuracy over long-term operation

Long-Term Durability: Machined for high-pressure refrigerant management

York 025-42090-000 Valve 321702-401 Smith 100074696 Computer Board isThe York 025 42090 000 Valve Solenoid is a critical OEM replacement part designed for high performance fluid and gas management in commercial HVACR systems. Built with a rugged brass body, this electromagnetic solenoid valve provides rapid, precise actuation essential for maintaining system pressure and refrigerant flow in air cooled screw chillers and complex refrigeration racks. Its heavy duty construction is engineered to endure high cycle