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DeWalt Genuine N392987 Armature for DCH253 DCH243 DCH254 Rotary Hammers
The DeWalt N392987 Armature is a genuine OEM replacement part designed to restore full motor performance in compatible DeWalt 18V cordless rotary hammers, including the DCH243, DCH253, and DCH254.
Sitting at the heart of the motor, the armature uses copper windings around a laminated steel core, paired with a precision-machined commutator, to generate the electromagnetic force that drives both rotation and the hammering mechanism. The factory-balanced rotor ensures smooth running and minimises vibration during operation.
If your rotary hammer is sparking excessively, losing power, or running rough, a worn armature is a common cause. Fitting this direct replacement can help recover torque, speed, and consistent hammer action without the cost of a full tool replacement.
Supplied to OEM specification, this part offers assured compatibility with no modifications required. It is suited to trade, site, and workshop environments where reliable tool performance and quick turnaround on repairs are essential.
Features and Benefits:
• Genuine DeWalt part (OEM No. N392987) for assured quality and fitment
• Compatible with DCH243, DCH253, and DCH254 rotary hammers
• Copper windings and laminated steel core for durability and efficiency
• Factory-balanced rotor for smooth running and reduced vibration
• Direct replacement — no modifications required
• Helps restore torque, speed, and hammer action in worn tools
• Supports installation with standard workshop tools
Specifications:
Voltage: 18V
OEM Part Number: N392987
Specifications
More Help
If you require more information or assistance with this product please consult the links below :
There is a DeWalt manufacturer warranty for this product which covers all manufacturing defects for the normal lifetime of the tool but does not cover wear and tear or damaged cause by misuse. This does not affect your statutory rights. For more details see <a href='/dewalt-warranty/warranty/122/' style='margin: 0; padding: 0;'><strong>DeWalt Warranty</strong></a>.
Get help regarding DeWalt Genuine N392987 Armature for DCH253 DCH243 DCH254 Rotary Hammers
For any technical enquiries relating to this product it is best to call the manufacturer, DeWalt, direct on 0330 808 0719.
For any other queries relating to ordering this item, stock availability, existing orders or returning faulty items etc please contact us at Tooled-Up at sales@tooled-up.com or call on 020 8805 3535.


