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the Resideo Q3451B1004/B is specifically configured for natural gas with the BCR-18 orifice
What is the primary function of this open service valve
making it fully compatible with modern HFC and HCFC refrigerants
this unit is designed to handle the inductive inrush loads common in contactors
Nordyne 632476R Pressure Switch the Resideo Q3451B1004/B is specificallyMaximize furnace efficiency and safety with the Nordyne 632476R, a high precision OEM furnace pressure switch designed for inducer motor performance monitoring. This dual vent pressure switch features a trip point of 0. 30" WC and utilizes a 1 4" barbed connection for a secure fit with standard vacuum tubing. As the direct replacement for Nordyne 632476, this SPST pressure switch (Single Pole Single Throw) ensures that the combustion process only