Description
Overview:
The Makita Armature Assembly 240v is a genuine replacement rotor for Makita belt sanders, built to restore motor power and smooth running. Made with high-grade copper windings, stacked steel laminations and a precision-ground steel shaft with commutator, it delivers efficient energy transfer and stable rotation under load. This OEM assembly is designed for 240 V tools used on UK mains and is a direct replacement for worn or damaged armatures in models such as the 9404 and 9903. By fitting Makita part no. 513339-7, you help return your sander to factory performance, reduce overheating caused by shorted windings, and maintain consistent belt speed for accurate sanding results on site or in the workshop.
Key Features:
- Genuine Makita OEM part for assured fit and reliability
- Rated for 240 V tools used on UK and EU mains supplies
- Direct-fit compatibility with Makita 9404, 9903 and 9920 belt sanders
- Copper windings and robust steel core for durability and motor efficiency
- Precision-balanced rotor helps reduce vibration and noise
- Quality commutator for smooth brush contact and reduced sparking
- Restores correct speed, torque and sanding consistency
- Manufactured to tight tolerances for straightforward installation
- Ideal replacement for burnt, scored or mechanically damaged armatures
- Supports longer tool life when paired with healthy brushes and bearings
Typical Applications:
Used during repairs and maintenance of belt sanders that see regular service in carpentry, joinery, site work and workshops. Suitable for restoring performance when sanding hardwood, softwood, doors, worktops, furniture components and for paint or finish removal. Helps minimise downtime and maintain reliable output on repetitive sanding tasks.
Also known as:
Rotor assembly, armature rotor, motor armature, commutator rotor, sander motor core, electric motor rotor for belt sander, rotor replacement assembly.
Fits Models:
9404, 9903, 9920
Alternate Part Numbers:
5133397
