Product Description
**Milwaukee parts change not only by model# but also by serial number. To look up your tools parts break down on Milwaukee's website please click here:
Milwaukee Switch Assembly
Model Number: 23-66-0212
The Milwaukee 23-66-0212 is a genuine OEM Switch Assembly for the M12 impact drivers and impact wrenches, including the 2461, 2462, and 2463. This is the tool's trigger switch assembly, an integrated unit that combines the variable-speed trigger, the switching and speed-control electronics, and the wiring that together control the tool's motor. It is the operator's primary control interface: pulling the trigger signals the electronics to power and speed the motor, and releasing it stops the tool, with the variable-speed action giving fine control over the driving speed. Because the switch assembly carries the switching current, is actuated on every use, and combines mechanical and electronic components, it is a genuine wear and service item. A worn or failed switch assembly causes erratic speed control, intermittent operation, a trigger that sticks or does not respond, or a tool that will not reliably start or stop. Replacing it with the correct genuine Milwaukee OEM switch assembly restores full, reliable trigger control and motor operation.
Because Milwaukee Tool specifies replacement parts by both catalog number and serial number, always verify your tool's serial number against the official Milwaukee service parts diagram before placing your order, since running production changes can alter part compatibility within the same catalog number, and electronic switch assemblies are specific to the exact tool they control. This switch assembly is used across the M12 impact driver and wrench family, including the 2461-20 and 2461-22, 2462-20 and 2462-22, and 2463-20, so confirm your tool's catalog and serial number against the parts diagram before ordering. Because this is an electronic assembly, replacing it involves opening the tool and working with the internal wiring; note or photograph the wiring connections and routing before removing the old assembly, and route and connect the new switch exactly as original so the wires seat correctly in the housing. Service should be performed by someone competent to work on power tool electronics, following the tool's service procedure. The motor, battery terminal, and housing that connect to the switch assembly are separate parts, so refer to your tool's parts diagram for the correct companion part numbers.
Features
- Genuine Milwaukee OEM service part, not an aftermarket substitute
- Switch Assembly for the 2461, 2462, and 2463 M12 impact drivers and wrenches
- Integrated trigger switch with speed-control electronics and wiring
- The operator's on/off and variable-speed control interface
- Signals the electronics to power and speed the motor
- Restores reliable trigger control and motor operation when failed
- Corrects erratic speed control, sticking trigger, or failure to start or stop
- A genuine wear and service item, actuated on every use
- Supplied as a complete integrated assembly for easy service
- Specific to the tool it controls, so verify fitment on the diagram
- Note the wiring routing before replacing, service by a competent servicer
- Verify catalog number and serial number before ordering
Specifications
- Manufacturer: Milwaukee Tool
- Part Number: 23-66-0212
- Official Description: Switch Assembly
- Component Type: Trigger switch and control electronics assembly
- Function: Operator trigger and variable-speed control of the motor
- Primary Fitment: 2461-20/22, 2462-20/22, and 2463-20 M12 impact drivers and wrenches
- Also Referenced On: Verify additional applications using Milwaukee's online parts lookup
- Parts Diagram Position: Verify the figure and bulletin number on Milwaukee's online parts lookup
- Quantity: Sold individually, (1) required per tool
- Part Type: Genuine Milwaukee OEM Replacement Part
Includes
- (1) Milwaukee 23-66-0212 Switch Assembly
The motor, battery terminal, housing, and other components that connect to the switch assembly are NOT included, vary by tool, and are sold separately - refer to your tool's parts diagram for the correct part numbers and quantities. Always verify by serial number using Milwaukee's online parts lookup before ordering.
