- Compatibility : This direct replacement N036455 potentiometer is designed specifically for DWP849X-B3, DWP849X-AR, DWP849X-BR, and DWP849 models. It ensures a precise fit for your tool repair needs. - Easy Installation : The 8 mm x 120 mm potentiometer arrives ready to install, requiring no modifications. Restore the variable speed control of your polisher quickly and efficiently without needing special tools or technical skills. - Superior Quality : Crafted from professional-grade materials that meet original equipment specifications, this replacement part guarantees reliable operation and consistent speed control. It delivers smooth polishing results on a variety of surfaces. - Restores Functionality : This potentiometer resolves common issues such as inconsistent speed regulation, motor hesitation, or total loss of variable speed functionality, effectively returning your polisher to optimal working condition for professional-grade finishes. Use Scenarios : 1. Automotive Detailing : Perfect for restoring shine on car exteriors by allowing precise control over polishing speeds for different paint types. 2. Woodworking Projects : Ideal for achieving smooth finishes on wood surfaces, ensuring even polishing without damaging the material. 3. Home Improvement Tasks : Use this replacement part for effective edge polishing on various materials, enhancing the appearance of handrails or countertops. Experience enhanced performance and reliability with this essential replacement potentiometer, tailored for your polishing needs.