Description
Overview:
This Genuine Makita Yoke Unit (MPN 638396-5) is the motor field/stator assembly used in selected Makita impact drivers and wrenches, including BTD130F and BTD140. It sits around the armature to create the magnetic field that drives the motor, helping the tool deliver consistent torque and speed. Built with laminated steel cores, copper windings and durable insulation, it is designed for long service life under regular site use. As a direct-fit OEM component, it restores correct electrical performance and smooth running when the original unit is worn or damaged. Supplied as a complete yoke unit for straightforward replacement, it is suitable for both professional maintenance and DIY repair of compatible Makita cordless tools.
Key Features:
- Genuine Makita part for assured fit and reliability (MPN 638396-5)
- Robust laminated steel yoke with copper windings for durability
- Restores smooth motor operation, torque stability and efficiency
- Direct replacement for the original unit on listed models
- Built to Makita OEM specification for performance and longevity
- Helps extend tool life and maintain consistent driving power
- Suitable for routine maintenance or refurbishment of high-use tools
- Straightforward to fit for competent users with basic repair skills
Typical Applications:
Used to replace a worn or burnt-out field/stator assembly in compatible Makita impact drivers and impact wrenches. Ideal during overhauls to recover lost power, irregular speed, or overheating caused by a failing yoke unit. Suitable for workshop repairs, on-site maintenance, and fleet servicing of trade tools.
Also known as:
Field coil, motor yoke, yoke assembly, stator assembly, field assembly, motor field, impact driver yoke, drive motor field coil.
Fits Models:
BTD043Z, BTD044Z, BTD063Z, BTD064Z, BTD103Z, BTD104Z, BTD130F, BTD134, BTD140, BTD146, BTP130, BTP140, BTW073Z, BTW074Z, BTW103Z, BTW104Z, DTD134RFE, DTD134Z, DTD146RFE, DTD146RMJ, DTD146ZWQ, DTD152, DTD152RMJ, DTD152Z, DTP140RFE
Alternate Part Numbers:
6383965
Product Specifications
| L&S Part No. | 638396-5 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Makita |
| OEM No. | 638396-5 |
| Unit of Sale | 1 |
| Applications | BTD043Z, BTD044Z, BTD063Z, BTD064Z, BTD103Z, BTD104Z, BTD130F, BTD134, BTD140, BTD146, BTP130, BTP140, BTW073Z, BTW074Z, BTW103Z, BTW104Z, DTD134RFE, DTD134Z, DTD146RFE, DTD146RMJ, DTD146ZWQ, DTD152, DTD152RMJ, DTD152Z, DTP140RFE |
| Machine Type | Impact Driver |
| Fits Brands | Makita |
| Fits Models | BTD130F | BTD134 | BTD140 | BTD146 | BTP130 | DTD152 | DTP140RFE | BTD043Z | BTD044Z | BTD063Z | BTD064Z | BTD103Z | BTD104Z | BTW073Z | BTW074Z | BTW103Z | BTW104Z | DTD134RFE | DTD134Z | DTD146RFE | DTD146RMJ | DTD146ZWQ | DTD152RMJ | DTD152Z |
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