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N868503 Motor Assembly - DeWalt

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$61.97
In Stock
SKU
N868503
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Know Before You Order

Some orders ship faster than others

We stock tens of thousands of parts in our warehouse, and most in-stock orders ship within 24 business hours. Because we specialize in hard-to-find tool parts, some items are sourced directly from the manufacturer after your order is placed and may require 10–14 business days before shipment. We believe in being transparent about timelines so you know what to expect before ordering. If timing is critical, please contact with your part number for an estimated delivery timeframe.

Why does M&M Tool Parts offer parts other companies don’t?

As a family-owned business, we’ve built long-standing relationships with trusted manufacturers across the industry. These partnerships allow us to source specialty parts that are often unavailable through larger retailers or online marketplaces. In many cases, M&M Tool Parts provides one of the few reliable ways to obtain these components — and we work hard to get them to you as quickly as possible.

What should I expect after placing my order?

Our team begins processing orders immediately. If your item is stocked locally, you’ll typically receive tracking information within 24 business hours. For manufacturer-sourced items, we coordinate directly with vendors to secure and ship your order as efficiently as possible. We understand downtime is frustrating, and we sincerely appreciate your patience while we help source parts that can often be difficult to find elsewhere.

Part number N868503 Motor Sa. N868503 is a genuine Dewalt part.
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The DeWALT N868503 Motor Assembly is a genuine OEM replacement part designed specifically for select DeWALT cordless drywall sanders. This motor assembly converts battery power into the rotational force required to drive the sanding head, helping maintain consistent sanding performance during drywall finishing applications.

Product Specifications

Part Number: N868503
Part Type: Motor Assembly
Manufacturer: DeWALT
Application: Cordless Drywall Sander
Approximate Dimensions: 13 x 8 x 3.5 Inches
Condition: Genuine OEM DeWALT Replacement Part

Tool Compatibility

The DeWALT N868503 Motor Assembly is designed for select DeWALT cordless drywall sanders, including:

Compatible Models: DCE800B, DCE800P2

The DCE800B and DCE800P2 are configurations of the DeWALT DCE800 cordless drywall sander. Verify your specific tool model, type number, and applicable DeWALT parts diagram before ordering to ensure proper fitment.

Part Function

The motor assembly provides the rotational power required to operate the sanding head. A properly functioning motor helps the drywall sander maintain consistent speed and sanding performance during material removal and surface finishing.

When to Replace the Motor Assembly

Motor replacement may be necessary if the original assembly has failed, become damaged, or can no longer provide proper power to the sanding head. Common symptoms of a motor-related problem may include:

  • Sander fails to start or operate
  • Intermittent motor operation
  • Significant loss of power or sanding speed
  • Unusual motor noise or vibration
  • Motor stops unexpectedly during normal operation

Replacement Note

Motor-related symptoms can also be caused by other electrical or mechanical components within the tool. Inspect and diagnose the sander before replacing the motor assembly to confirm that the N868503 is the required replacement part.

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