Product Description

This is the genuine Dyson DC21 ON/OFF button actuator, part number DY 912644-01. It is the push-button mechanism that controls power activation on Dyson DC21 corded upright vacuums. This component ensures reliable on/off switching for your DC21 unit.

The actuator is a critical control component engineered to provide consistent tactile feedback and durable switching action. It integrates directly with the DC21's power control system for seamless operation.

Compatibility

• Dyson Models: DC21

Why Choose This Product?

• Genuine Dyson OEM part—engineered for exact fit and performance on DC21 models
• Direct replacement for worn or damaged power button actuators
• Restores reliable on/off switching functionality
• Quick installation on compatible DC21 units

Specifications

• Brand: Dyson
• Part Number: DY 912644-01
• Compatibility: Dyson DC21
• Component Type: ON/OFF Button Actuator

Use Case

If your DC21 power button is stuck, unresponsive, or clicking without engaging the motor, this actuator replacement restores full switching control. DC21 owners who have logged years of heavy-duty cleaning will benefit from this wear-resistant part to return their vacuum to reliable, responsive operation.

Swiss Boy Vacuum – Your Dyson Parts Source

Swiss Boy Vacuum is an authorized Dyson dealer serving the Wasatch Front since 1963. We stock genuine OEM parts for Dyson DC and V series units and provide expert repair guidance. Bountiful, Utah. Call 801-298-3656 for parts inquiries and technical support.