Description
Overview:
This Genuine Makita rotor is the rotating core of the brushless motor used in selected Makita SDS‐Plus rotary hammers. Built around a precision steel shaft and magnet assembly, it transfers motor power to the hammer mechanism efficiently and reliably. As a like‐for‐like replacement for OEM No. 619737-4, it restores smooth running and torque when the original rotor is worn or damaged. Engineered to Makita's tolerances, it fits and performs correctly in compatible tools, helping to keep downtime low. Designed for demanding site and workshop use, it is suitable for the Makita BHR242 and DHR242 platforms as well as the equivalent BHR243/DHR243 variants used across construction, renovation, and maintenance tasks.
Key Features:
- Genuine Makita part for assured fit and performance
- Direct replacement for OEM No. 619737-4
- Replaces 619293-4, 619293 4, 6192934
- Precision-balanced rotor for smooth operation and reduced vibration
- Durable steel and magnet construction for long service life
- Factory-correct dimensions to maintain motor alignment and efficiency
- Helps restore drilling speed, impact consistency, and tool reliability
- Designed for heavy, repetitive use in concrete and masonry work
- Straightforward like-for-like swap using standard workshop tools
- Compatible with a wide range of Makita cordless rotary hammer variants
Typical Applications:
Planned maintenance or repair of Makita cordless rotary hammers used for drilling anchor holes, through-holes, and light chiselling in concrete, masonry, brick, and stone. Ideal for construction, M&E, facilities maintenance, shopfitting, and general renovation where dependable hammer performance is required day in, day out.
Also known as:
Motor rotor, rotor assembly, magnet rotor, drive rotor, hammer drill rotor, internal rotor for brushless motor, Makita rotor for SDS‐Plus rotary hammer, replacement rotor for BHR/DHR series, armature (common search term).
Fits Models:
BHR242, BHR243, DHR242, DHR242RFE, DHR242RFEV, DHR242RMJ, DHR243, DHR243RFE, DHR243RFEV, DHR243RMJ, DHR243RMJV, DHR243Z
Alternate Part Numbers:
619293-4, 619293 4, 6192934
Product Specifications
| L&S Part No. | 619737-4 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Makita |
| OEM No. | 619737-4 |
| Unit of Sale | 1 |
| Applications | BHR242, BHR243, DHR242, DHR242RFE, DHR242RFEV, DHR242RMJ, DHR243, DHR243RFE, DHR243RFEV, DHR243RMJ, DHR243RMJV, DHR243Z |
| Machine Type | Rotary Hammer |
| Fits Brands | Makita |
| Fits Models | BHR242 | BHR243 | DHR242RFE | DHR242RFEV | DHR242RMJ | DHR243RFE | DHR243RFEV | DHR243RMJ | DHR243RMJV | DHR243Z |
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