Sub-Zero Control Boards, Control Panels, Sensors and Switches

Find Sub-Zero control boards, control panels, user-interface panels, display boards, thermistors, relays, sensors, switches, and electronic controls.

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Sub-Zero control boards, control panels, user-interface panels, display boards, thermistors, relays, sensors, and switches support cooling logic, display response, defrost timing, fan operation, and temperature control. Similar-looking boards and panels can vary by model, firmware, and production revision.

Category Information, Common Problems, and Identification Help

Common problems

Temperature drift
Blank or unresponsive control panel or display
Buttons, touch controls, or switches not responding
Erratic cooling cycles
Fan, compressor, or sensor-control problems

How to identify

Compare the control-panel layout, buttons, display, and finish
Compare board revision labels, connector positions, and mounting points
Verify the user-interface panel, keypad, and display style
Similar-looking boards and panels may use different firmware or revisions

What this affects

Cooling performance
Defrost timing
Display response
Fan operation
Compressor control logic

More Sub-Zero Parts

The matching category items are on earlier pages. Continue browsing other Sub-Zero parts below.

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Catalog ID: S450

Sub-Zero Kickplate/toe Plate Grille

Genuine OEM Sub-Zero kickplate/toe plate.

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Catalog ID: S1036

Sub-Zero Power Cord Black

Genuine OEM Sub-Zero power cord.

Models: 700BC/I-3, 700BF/I-3, 700BR-3, IC-18F, IC-30FI + more

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Catalog ID: S1277

Sub-Zero BI Series Refrigerator Evaporator Fan Assembly

Fresh-food compartment cooling fan assembly.

Models: BI-36S, BI-42S, BI-42SD, BI-42SID

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Catalog ID: S460

Sub-Zero Defrost Heater 2

Genuine OEM Sub-Zero defrost heater.

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Catalog ID: S843

Sub-Zero Freezer Compressor Assembly Kit Egx80hlc

Genuine OEM Sub-Zero freezer compressor.

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Catalog ID: S293

Sub-Zero Dispenser Drip Tray

Sub-Zero door dispenser drip tray/glasswell.

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Catalog ID: S1219

Sub-Zero Freezer Light Shield Cover Diffuser

Restores soft, evenly distributed freezer lighting.

Models: BI-48SD/F, BI-48SD/O, BI-48SD/S/CH, BI-48SD/S/TH, BI-48SD/S/PH + more

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Catalog ID: S340

Sub-Zero Rollers Legs Base

Genuine OEM Sub-Zero leg roller kit for lower cabinet movement and leveling support.

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Catalog ID: S1235

Sub-Zero BI Series Freezer Door Container Shelf

Standard-depth shelf bin for select Sub-Zero Built-In freezer models.

Models: BI-36S/F, BI-36S/O, BI-36S/S/CH, BI-36S/S/PH, BI-36S/S/TH + more

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Catalog ID: S1140

Sub-Zero 550 Door Seal Set

Includes both door seals/gaskets.

White Models: 550, 550SS

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Catalog ID: S974

Sub-Zero Dairy Compartment for 632 Models

Sub-Zero complete dairy compartment/module.

Models: 632, 632/F, 632/O, 632/S, 632/P + more

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Catalog ID: S371

Sub-Zero 500 Series Icemaker Control Arm Kit

Metal and plastic arm.

Models: 511, 550, 590

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Catalog ID: S409

Sub-Zero Ice Machine Water Filter Manifold Head for UC-15I & UC-15IP Series

Water Filter Head & Inlet/Outlet Manifold

Models: UC-15I, UC-15IP

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Catalog ID: S181

Sub-Zero Louvered Grille Hinge Set

Genuine OEM Sub-Zero louvered grille hinge set.

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Catalog ID: S270

Sub-Zero Refrigerator Drain Hose

1/2" (width) × 72" (length)

Models: 501F, 501R, 511, 532, 542 + more

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Catalog ID: S321

Sub-Zero Louvered Grille

Genuine OEM Sub-Zero louvered grille/cover.

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Catalog ID: S428

Sub-Zero Power Cord Black

Genuine Sub-Zero main power cord.

Models: 427, 427-2, 427R, 427R-2, IC-27R + more

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Catalog ID: S1269

Sub-Zero BI Series Refrigerator Evaporator Fan Assembly

Variable-speed fresh-food compartment fan for earlier BI refrigerators.

Models: BI-36S, BI-42S, BI-42SD

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Catalog ID: S461

Sub-Zero Defrost Heater 3

Genuine OEM Sub-Zero defrost heater.

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Catalog ID: S849

Sub-Zero Freezer Compressor Assembly Kit for 501F Models

Genuine OEM Sub-Zero freezer compressor.

Models: 501F

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Catalog ID: S1112

Sub-Zero Water Dispenser Drip Tray

Sub-Zero dispenser drip tray.

Models: BI-36U/O, BI-36U/S, BI-36U/PH, BI-36U/TH, BI-36UOD + more

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Catalog ID: S1295

Sub-Zero Integrated Freezer Interior Light Diffuser

Replacement light cover for a clean, evenly illuminated interior

Models: IC-30FI, IT-30FI

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Catalog ID: S1237

Sub-Zero BI Series Refrigerator Dairy Door Shelf

Top dairy storage compartment with flip-up door.

Models: BI-36S/F, BI-36S/O, BI-36S/S/CH, BI-36S/S/PH, BI-36S/S/TH + more

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Catalog ID: S1138

Sub-Zero 561 Door Seal Set

Includes both door seals/gaskets.

White Models: 561/S, 561/F, 561/O

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Catalog ID: S263

Sub-Zero Door Dispenser Assembly

Genuine OEM Sub-Zero door dispenser assembly.

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Catalog ID: S434

Sub-Zero Icemaker Control Arm

Metal Ice level shutoff arm.

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Catalog ID: S470

Sub-Zero Refrigerator Bottom Door Hinge Left Hand Open - IC and IT Models

Genuine OEM Sub-Zero bottom door hinge for left hand open doors.

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Catalog ID: S272

Sub-Zero Drain Pan Heater Loop

Original part.

Models: 542, 611, 611G, 632, 642 + more

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Catalog ID: S1250

Sub-Zero Stainless Steel Toe Kick Panel 36 Inch BI Series

Finished Stainless Lower Front Kickplate

Models: BI-36F, BI-36R, BI-36RG, BI-36RA, BI-36S + more

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Catalog ID: S429

Sub-Zero Power Cord - Gray

Genuine Sub-Zero power cord-gray.

Models: BI-36S, BI-42S, BI-42SD, BI-48S, BI-48SD

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Catalog ID: S1271

Sub-Zero BI Series Variable Speed Evaporator Fan Motor

Brushless cooling fan motor for refrigerator and freezer airflow

Models: BI-30U, BI-30UG, BI-30UA, BI-36F, BI-36S + more

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Catalog ID: S462

Sub-Zero Defrost Heater 4

Genuine OEM Sub-Zero defrost heater.

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Catalog ID: S850

Sub-Zero Freezer Compressor Assembly Kit for 532 Models

Genuine OEM Sub-Zero freezer compressor.

Models: 532

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Catalog ID: S423

Sub-Zero LED Light Bar 2

Genuine OEM Sub-Zero LED light bar.

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Catalog ID: S190

Sub-Zero Bottom Crisper Cover

White-framed tempered glass shelf.

Models: 501R, 511, 532, 542, 550 + more

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Catalog ID: S1139

Sub-Zero 590 Door Seal Set

Includes both door seals/gaskets.

White Models: 590

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Catalog ID: S283

Sub-Zero Freezer Heat Exchanger

Genuine OEM Sub-Zero freezer heat exchanger.

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Catalog ID: S980

Sub-Zero CL Series Icemaker Control Arm Kit

Arm and rod kit.

Models: CL3650R/O, CL3650R/S/T, CL3650R/S/P, CL3650RID/O, CL3650RID/S/T + more

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Catalog ID: S471

Sub-Zero Refrigerator Bottom Hinge Right Hand Open - IC and IT Models

Genuine OEM Sub-Zero bottom door hinge for right hand open doors.

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Catalog ID: S274

Sub-Zero Drain Pan

Collects refrigerator and freezer drainage.

Models: 611, 611G, 632, 642, 650 + more

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Catalog ID: S1254

Sub-Zero Stainless Steel Toe Kick Panel for 48 Inch BI Series

48-Inch Stainless Lower Front Kickplate

Models: BI-48S, BI-48SD, BI-48SID

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Catalog ID: S1072

Sub-Zero Condenser Fan Motor for 601F Models

Sub-Zero condenser fan motor for compressor and condenser-coil airflow.

Models: 601F-2, 601F/F2, 601F/O2, 601F/S2, 601F/P2 + more

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Catalog ID: S463

Sub-Zero Defrost Heater 5

Genuine OEM Sub-Zero defrost heater.

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Catalog ID: S851

Sub-Zero Freezer Compressor Assembly Kit for 542 Models

Sub-Zero freezer compressor.

Models: 542

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Catalog ID: S424

Sub-Zero LED Light Bar

Genuine OEM Sub-Zero LED light bar.

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Catalog ID: S1191

Sub-Zero Bottom Crisper Drawer Cover Glass Shelf

Sub-Zero crisper cover with window.

Models: 601R, 601R-2, 650, 650-2

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Catalog ID: S1142

Sub-Zero 601R and 601F Door Seal Set

Includes both door seals/gaskets.

White Models: 601R, 601R/F, 601R/O, 601R/S, 601R/P + more

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Catalog ID: S1292

Sub-Zero Incoming Water Isolation Valve Integrated Designer

Main water-control valve positioned before the filter

Models: IC-18FI, IC-24C, IC-24CI, IC-24FI, IC-30FI + more

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Frequently asked questions

What can a failed Sub-Zero control board, control panel, or sensor cause?

A failed control board, control panel, sensor, or switch can affect temperature control, fan operation, display response, button or touch-control response, defrost timing, alarms, lighting, or cooling performance.

Do Sub-Zero control boards and control panels look similar between models?

Yes. Many Sub-Zero boards and panels appear similar but use different revisions, firmware versions, connector layouts, display styles, or factory updates.

What parts are included in this category?

This category may include control boards, control panels, user-interface panels, display boards, touch panels, keypads, relays, switches, thermistors, sensors, and related OEM electronic controls.

How should I search before ordering from this category?

Search by model number, part type, or function. Adding a model or serial number at checkout helps confirm the correct part for your unit.

Sub-Zero Control Boards, Control Panels, Sensors and Switches

Common problems

How to identify

What this affects

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More Sub-Zero Parts

Frequently asked questions

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Model, serial number, or comments

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Sub-Zero Control Boards, Control Panels, Sensors and Switches

Common problems

How to identify

What this affects

Search Sub-Zero Control Boards, Control Panels, Sensors and Switches

More Sub-Zero Parts

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Frequently asked questions