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The Goodman B1226206 is a genuine OEM suction-line accumulator built for the WPH4424AHAB packaged heat pump and compatible Goodman/Amana systems. Installed in the suction line ahead of the compressor, the accumulator traps liquid refrigerant during off-design conditions — such as defrost cycles, low ambient operation, or an overcharge — and meters it back as vapor. This prevents liquid slugging, a leading cause of compressor valve and bearing failure, making it an essential protective component on heat pump units.
The factory B1226206 is sized to your system's exact refrigerant charge and tonnage, ensuring proper oil return and vapor metering. An undersized or oversized generic accumulator can starve the compressor of oil or fail to hold enough liquid, shortening compressor life. On a component this critical, the genuine OEM part is the reliable choice.
Difficult — professional installation required. Replacing the accumulator means opening the sealed refrigerant circuit: recover the refrigerant, unbraze the old unit, braze in the new accumulator with the correct orientation, pressure-test, evacuate, and recharge to spec. This is EPA-certified technician work. Always recover refrigerant properly and never vent to atmosphere.
Genuine Goodman engineering to protect your compressor investment, shipped fast.