including 42-42478-03

Standardized 24V Control: Integrates seamlessly with existing 24VAC thermostats and control boards

technicians should always verify the part number against the unit's data plate

Can I reset this overload relay

Durable Material: High-density polymer prevents rusting and provides long-term structural support

Amana-Goodman 20028402 Pressure Switch including 42-42478-03The Amana Goodman 20028402 Pressure Switch is a mission critical OEM replacement part designed for precision monitoring of combustion air and venting systems in high efficiency gas furnaces. Set at a fixed pressure rating of 1. 05" WC, this dual function switch ensures the inducer motor is generating sufficient static pressure to safely vent flue gases before allowing the ignition sequence to proceed. Engineered for high cycle reliability in extreme