Ruud 42-102070-10 Furnace Pressure Switch 0.95 Wc

Product Description

The RUUD 42-102070-10 is a pressure switch assembly designed for use in high-efficiency gas furnace systems. Operating at 24 volts AC and rated for 1 amp, this single-port switch monitors negative pressure created by the inducer motor to verify proper venting before allowing the gas valve to open. It is a safety-critical component in the furnace control sequence and is typically installed or replaced by a licensed HVAC technician during routine maintenance or fault diagnosis. The switch is rated at 0.95 inches water column (WC) and is engineered as a direct OEM-style replacement for the specified furnace application.

This pressure switch assembly is used on the RUUD R97VA/VB115M524USA gas furnace, a residential high-efficiency condensing gas furnace. It mounts within the furnace cabinet and connects to the inducer housing via a pressure sensing port and tubing. Technicians commonly encounter this part when diagnosing pressure switch fault codes or replacing components after inducer motor service. It is suited for residential heating applications where the furnace control board demands verified inducer operation before proceeding through the ignition sequence.

Key Features

• Rated at 0.95 inches WC setpoint for accurate inducer pressure sensing
• 24 volts AC coil voltage with 1 amp rating matches OEM electrical requirements
• Single-port design for straightforward tubing connection to the inducer housing
• Direct replacement assembly for the R97VA/VB115M524USA furnace platform
• Compact form factor fits within standard furnace cabinet envelope

Compatibility

Designed for use on the RUUD R97VA/VB115M524USA gas furnace as specified by the manufacturer.

Installation Notes

Installation should be performed by a licensed HVAC technician. Disconnect power to the furnace at the disconnect switch or breaker and set the thermostat to the off position before beginning any service. Inspect the pressure tubing and inducer housing port for cracks or blockages before installing the replacement switch. Follow all applicable local mechanical codes and the manufacturer service instructions when routing and securing the sensing tube to the new assembly.

Technical Specifications

• Voltage: 24 volts AC
• Current Rating: 1 amp
• Pressure Setpoint: 0.95 inches WC
• Port Configuration: Single port
• Height: 2.05 inches
• Length: 5.35 inches
• Width: 3.05 inches
• Weight: 0.12 pounds

Standard Information

• Brand: RUUD
• Manufacturer Part Number: 42-102070-10