Makita 643766-5 Brush Holder HR2811 F Replacement

Product Description

The MAKITA 643766-5 is an OEM replacement brush holder designed for the HR2811 F rotary hammer. The brush holder retains and guides the carbon brushes that transfer electrical current to the motor armature, making it a critical component in maintaining motor performance. When the original brush holder becomes cracked, worn, or damaged, motor performance degrades and the tool may fail to operate. This part is installed by qualified power tool repair technicians and is a direct OEM replacement for the original component.

This brush holder is intended for use in the MAKITA HR2811 F rotary hammer. Rotary hammers are commonly used in commercial and residential construction for drilling into concrete, masonry, and stone. Brush holder replacement is a standard repair performed during motor service or after heavy use has caused component wear or physical damage.

Key Features

• OEM replacement part engineered to factory specifications for the HR2811 F rotary hammer
• Retains carbon brushes in proper alignment for consistent motor contact
• Direct-fit design simplifies installation during motor service
• Restores motor electrical continuity when original holder is damaged or worn

Compatibility

Designed as an OEM-style replacement brush holder for the MAKITA HR2811 F rotary hammer.

Installation Notes

Brush holder replacement should be performed by a qualified power tool repair technician. Disconnect and unplug the tool completely before beginning any internal service. Handle carbon brushes carefully to avoid contaminating contact surfaces with oils or debris. Inspect the motor armature and commutator for wear while the brush assembly is accessible.

Technical Specifications

• Compatible Model: HR2811 F

Standard Information

• Brand: MAKITA
• Manufacturer Part Number: 643766-5