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Model Variations | Specs | Troubleshooting Help
Genuine Factory Original Parts
The 650 model series includes standard-door and glass-door versions, and the G models are the glass-door variations. Extra letters and suffixes such as /O, /P, /S, /B, LH, RH, and BI identify finish, hinge, or installation variations. Use 650 as the default search if your full model is not shown. Check your model tag before ordering replacement parts.
Model variations, specifications, troubleshooting help, and genuine replacement parts for the Sub-Zero 650 series.
Built-in 36-inch over-and-under refrigerator/freezer with dual refrigeration, automatic ice maker, front venting, and multiple finish options across the 650 family.
The core 650 family production run spans the late 1990s through the 2000s. The main /F, /O, and /S versions were produced from 1996 to 2008. The /P and /B versions were produced from 2003 to 2007. The 650G/F, 650G/O, and 650G/S glass-door versions ran from 2003 to 2008, while 650G/P and 650G/B ran from 2003 to 2007.
Model 650 units do not include a built-in water filter. The closest current official replacement concept is the 36-inch Classic over-and-under refrigerator/freezer family.
DIY installation support is available for parts purchased through us.
Many service calls are related to damaged door gaskets. Before contacting a repair company, check for dust accumulation around the compressor and carefully inspect the door gasket for any tears, splits, bunching, or visible air gaps.
Icemaker-related complaints typically point to issues with the icemaker assembly, the control arm kit, bucket components, or the water valve.
Airflow and temperature concerns are most often caused by faulty fan motors, thermostats, thermistors, switches, or control boards.
Higher-cost repairs generally involve sealed-system or compressor failures. Lower-cost repairs usually involve door seals, bins, handles, switches, or other hardware components.
Tip: Do not use paint or touch-up coatings on shelves or interior parts inside the unit. Odors can circulate through the cabinet and some customers have had difficulty removing the smell afterward.
These internal reference documents can help confirm model details, identify assemblies, and narrow down the correct part category before ordering.
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Find genuine OEM Sub-Zero 650 replacement parts, model verification help, and parts research support on our Sub-Zero parts page.