Description
Overview:
This armature is a genuine Bosch replacement component for selected compact angle grinders, including the GWS7-115 and GWS7-100. It forms the rotating core of the motor, transferring electrical energy into reliable torque. Built with a precision-balanced laminated steel core, copper windings, and a durable commutator, it supports smooth running and consistent power delivery. As a direct replacement for OEM No. 1604010BK5, it restores performance when the original rotor is worn or damaged. Suitable for professional and DIY use, it helps keep Bosch grinders running efficiently and safely with minimal downtime. Genuine Bosch part quality ensures correct fit and compatibility across listed models, including variants in the GWS7 and GWS720 series.
Key Features:
- Genuine Bosch Part for assured compatibility and build quality (OEM No. 1604010BK5)
- Precision-balanced rotor to support smooth operation and reduced vibration
- Copper windings and robust commutator for dependable power transfer
- Direct-fit replacement to simplify installation and reduce workshop time
- Restores lost power, helps reduce excessive sparking, and stabilises motor speed
- Engineered for the GWS7 series and GWS720 platforms for consistent performance
- Durable construction suited to regular site, workshop, and DIY use
Typical Applications:
Used when overhauling or repairing Bosch angle grinders showing symptoms such as power loss, burnt smell, heavy sparking at the brushes, or damaged rotor windings. Suitable for general metal cutting, rust removal, grinding, and fabrication tasks once fitted, helping the tool return to reliable daily service.
Also known as:
Motor armature, rotor, rotor assembly, grinder rotor, motor rotor, armature assembly for angle grinders, Bosch rotor replacement.
Fits Models:
1380, GWS 7-100, GWS 7-115, GWS7-100, GWS7-100ET, GWS7-115, GWS7100, GWS7115, GWS720, GWS720ET, GWS8-45, GWS845
Alternate Part Numbers:
1604010BK5
Product Specifications
| L&S Part No. | 1604010BK5 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Bosch |
| OEM No. | 1604010BK5 |
| Unit of Sale | 1 |
| Applications | 1380, GWS 7-100, GWS 7-115, GWS7-100, GWS7-100ET, GWS7-115, GWS7100, GWS7115, GWS720, GWS720ET, GWS8-45, GWS845 |
| Machine Type | Angle Grinder |
| Fits Brands | Bosch |
| Fits Models | GWS 7-100 | GWS 7-115 |
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