COOLING PROBLEMS CAUSED BY A FAILED REFRIGERATOR CONTROL BOARD
Sub-Zero Refrigerator Board, Control Service 600/700 4204380, Fixes Cooling problems caused by a failed refrigerator control board
Domestic-use service electronic control board for specified Sub-Zero 600 and 700 Series tall refrigeration units. The board manages refrigerator functions including cooling and defrost control.
Part 4204380Replaces 4202800, 4202801, 4202802, 4203320, 4203520, 4203790Sub-Zero
Guaranteed to Fit — or your money back.
Confirm your full appliance model number before ordering.
Confirm your full appliance model number before ordering.
Is This the Right Part?
Part Number4204380
Replaces4202800, 4202801, 4202802, 4203320, 4203520, 4203790
ManufacturerSub-Zero
Appliance TypeRefrigerator
Part TypeBoard, Control Service 600/700
✅ Cross Reference Information
Current Part Number4204380
Verified Previous OEM Numbers4202800, 4202801, 4202802, 4203320, 4203520, 4203790
Common Symptoms
- Cooling problems
- Defrost problems
- Loss of refrigerator power
- Intermittent operation
- Beeping or error indications
Check Before Replacing
- Confirm the complete refrigerator model and serial number against Sub-Zero Service Central before ordering; applicability varies by model and serial range.
- If the unit shows cooling or defrost problems, verify that this control board—not another refrigeration component—is identified by the applicable service documentation.
- Disconnect electrical power before inspecting or replacing the board.
Pro Tip
Check the complete model and serial number carefully: several listed applications have serial-number break points and different earlier or later boards.
Part Details
Part Number4204380
Part TypeBoard, Control Service 600/700
ManufacturerSub-Zero
Appliance TypeRefrigerator
Primary FunctionControls refrigerator operating functions, including cooling and defrost timing.
Installation Notes
- Disconnect the refrigerator from electrical power before installation.
- Review the green warning label and applicable Sub-Zero service documentation before installation.
- Verify the model and serial-number application before fitting the board.
Verified Compatible Models
601F, 601F-2, 601F-3, 601R, 601R-2, 601R-3, 601RG, 601RG-2, 611, 611-3, 611G, 611G-3, 632, 632-2, 632-3, 642, 642-2, 642-3, 650, 650-2, 650-3, 650G, 650G-2/3, 650G-3, 661-2, 661-3, 700TF/I-2, 700TF/I-2V, 700TFI-3, 700TR-2, 700TR-3
Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.
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Address
101 Trillium Dr
Kitchener, Ontario N2E 1W8
Kitchener, Ontario N2E 1W8
Phone
Hours
Mon–Fri 9 AM–5 PM • Sat 9 AM–1 PM
