Rheem-Ruud 42-105443-01 Gas Pressure Switch

The Rheem-Ruud 42-105443-01 is a genuine OEM gas pressure switch designed for use in Rheem and Ruud furnaces and heating equipment. This critical safety component monitors gas pressure levels within the combustion system to ensure proper furnace operation.

Key Features:

• Genuine Rheem-Ruud OEM replacement part
• Monitors gas pressure to ensure safe furnace operation
• Prevents furnace ignition if gas pressure is outside safe parameters
• Direct replacement for failed or malfunctioning pressure switches
• Designed for compatibility with specific Rheem and Ruud heating systems

This pressure switch is a vital safety device that helps prevent unsafe operating conditions by verifying adequate gas pressure before allowing the ignition sequence to proceed. When the original pressure switch fails, the furnace may not ignite or may shut down unexpectedly. Replacing a faulty pressure switch with this genuine OEM component restores proper furnace function and ensures safe, reliable heating system operation.