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Does the assembly include the required gaskets
This probe is designed to work with conductivity-based controllers
Are the terminals compatible with ring or spade connectors
Always verify the L-rating on the existing part
Lennox 51W90 Pressure Switch Does the assembly include theThe Lennox 51W90 Pressure Switch is a critical safety component designed for precise combustion air monitoring in high efficiency gas furnaces. Engineered with a set point of . 65"wc, this SPST (Single Pole Single Throw) switch ensures the inducer motor is generating sufficient vacuum before allowing the ignition sequence to proceed. As a genuine OEM replacement part, it offers a direct fit for Lennox G43UF and G51MP series units, maintaining the