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The Goodman 0130M00087 Low Pressure Switch is a genuine OEM safety control for the Goodman DBC3003VDDCAA air conditioner and compatible systems. It protects the compressor against loss-of-charge and low-suction conditions by opening the control circuit when refrigerant pressure drops below a safe threshold, preventing the compressor from running dry or freezing the evaporator.
The OEM Goodman switch arrives pre-set to the factory cut-out and cut-in pressures for your unit, so the compressor is protected exactly as designed. Generic switches can save a few dollars but often use estimated set points, which may nuisance-trip or fail to protect in marginal charge conditions.
Easy (2/5). Installation involves accessing the low-side refrigerant line, removing the old switch, and threading on the replacement. Because the sealed system is involved, EPA-certified service is recommended.