Electric Motor
High-efficiency replacement DC motor engineered for 4.5" and 5" angle grinders. Features precision-wound copper windings, high-grade carbon brushes, and thermally resistant insulation (Class F). Fully OEM-compatible with Bosch GWS-Series, Makita GA-Series, and DeWalt DWE-Series grinders.
Suitable Brand
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Suitable Model
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Compatible With
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| Parameter | Specification |
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| Suitable Brand | — |
| Suitable Model | — |
| Winding Material | — |
| Voltage | — |
| Rotor Length | — |
| Distance Between Bearings | — |
| Iron Core Diameter | — |
| Iron Core Length | — |
| Shaft | — |
| Front Bearing Seat Diameter | — |
| Rear Bearing Seat Diameter | — |
| Fan Diameter | — |
| Commutator Diameter | — |
Automated CNC winding ensures uniform wire tension and consistent impedance across all units. Reduces vibration and extends service life.
High-grade polyimide insulation rated to 155°C. Resists thermal degradation during heavy-duty continuous operation.
Shaft tolerances held to ±0.01mm. Drop-in replacement — no modification required for listed tool models.
Every motor passes no-load run, current draw, vibration, and insulation resistance tests before packing. Rejection rate < 0.2%.
DC Angle Grinder Motor 18V / 28,000 RPM
Model: RDG-MTR-18V-001 · MOQ: 50 pcs