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The Goodman 0130F00000P is a genuine OEM "Sun Gold" air-proving pressure switch engineered for the GMH950453BXAD 95% AFUE multi-position gas furnace. Calibrated to a -1.10 inch water column trip point, this switch verifies proper inducer draft on the high-fire / high-pressure stage before allowing ignition, a critical safety interlock on two-stage condensing furnaces.
The OEM 0130F00000P is factory-calibrated to the exact -1.10" WC set point your furnace's control board expects. Because this switch guards the high-stage proving circuit, an out-of-spec generic can cause nuisance lockouts, failure to reach high-fire, or unsafe operation. OEM ensures correct staging and reliable safety response.
Common failure signs include the furnace stalling before high-fire ignition, repeated pressure-switch fault codes, short-cycling, or the inducer running without burner ignition.
Rating: Easy (1/5). About 10–15 minutes with a nut driver. Cut power, transfer the vent tubing and spade terminals to the matching port on the new switch, and remount. Confirm power is off before servicing.