W10866121 - Genuine OEM Whirlpool Dishwasher Electronic Control Board

W10866121 – Genuine OEM Whirlpool Dishwasher Electronic Control Board

Restore seamless performance to your dishwasher with the W10866121 Genuine OEM Whirlpool Electronic Control Board. As the primary control unit for your dishwasher, this part manages the wash cycles, timing, water temperature, and more. If your appliance is showing error codes, not responding to button inputs, or failing to complete cycles, a faulty control board may be the issue.

At Appliance Kingdom, we only supply genuine OEM parts to ensure your appliance performs like new, with factory-certified reliability and performance.

Compatibility Information

The W10866121 control board is compatible with many models from:

• Whirlpool

• Maytag

• KitchenAid

• JennAir

• Amana

Popular compatible models include:

• WDT720PADM2

• WDT750SAHZ0

• WDF520PADM7

• MDB4949SDZ0

• KDTM354DSS5

What This Control Board Does

This electronic control board serves as the central processor for your dishwasher. It governs the electrical flow and sequencing of operations, communicating with the motor, heating element, valves, sensors, and display. A failing control board can lead to operational errors, malfunctions, or complete shutdown of the unit.

Common Failure Symptoms

• Dishwasher will not power on

• Display shows blinking lights or error codes

• Control panel is unresponsive

• Dishwasher stops mid-cycle

• Inconsistent draining or heating

Key Features & Benefits

• Genuine OEM Whirlpool Part – Engineered specifically for your dishwasher model

• Accurate Cycle Control – Ensures all wash and dry operations run efficiently

• DIY-Friendly – Easy installation with simple hand tools

• Built to Last – Heat and moisture-resistant for long-term durability

• Reliable Performance – Restore full functionality and avoid costly replacements