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The Goodman 0130M00087 Low Pressure Switch is a genuine OEM safety control for Goodman DBC3003SAA air conditioners. It senses suction-side refrigerant pressure and shuts down the compressor when pressure drops too low — a key defense against loss-of-charge conditions, refrigerant leaks, and frozen evaporator coils that would otherwise destroy the compressor.
As a genuine Goodman OEM switch, the 0130M00087 trips and resets at the exact pressures your system was designed around. Off-brand substitutes can allow the compressor to run under low-charge conditions or shut the system down prematurely. For reliable protection, choose OEM.
Difficulty: Moderate. Requires working with the low-side refrigerant fitting and the compressor control circuit. Best performed by a licensed HVAC technician. Disconnect electrical power before beginning any service.