DEWALT DCN45RNN
18v Roofing nailer
- Body only - No battery, charger or case
- Shots per second: 3
- Nail size: 19 - 45mm
- Brushless motor
- Nail diameter: 3.05 - 3.40mm
- Cardboard box
- Body only - No battery, charger or case
- Shots per second: 3
- Nail size: 19 - 45mm
- Brushless motor
- Nail diameter: 3.05 - 3.40mm
- Cardboard box
- Body only - No battery, charger or case
- Shots per second: 3
- Nail size: 19 - 45mm
- Brushless motor
- Nail diameter: 3.05 - 3.40mm
- Cardboard box
DCN45RNN
The DEWALT DCN45RNN is a compact 18V XR cordless coil roofing nailer designed for service and repair work, flashing, and shingling around windows, skylights, and vents. With no need for hoses or gas cartridges, it’s ideal for smaller job site applications where portability and speed matter.
Key Features:
• Cordless: Operates on an 18V Li-ion battery
• Motor type: Brushless
• Trigger type: Sequential
• Depth adjustment: Tool-free
• Magazine type: Bottom-loading coil magazine
• Nose design: Nickel-plated for chemical resistance
• Grip: Ergonomic comfort handle
• Body construction: Durable housing with optimised centre of gravity
• Additional features:
– Fires up to 3 nails per second
– Tool-less stall release
– Open-view magazine
– Nail lock-out and reload indicator
Technical Specifications:
• Voltage: 18V XR
• Battery capacity: Not included (body only)
• Charge time: Dependent on battery used
• Nail compatibility: 3.1 mm wire-welded coil nails
• Nail length range: 19–45 mm
• Magazine capacity: 120 nails
• Shots per charge: Up to 500 (2.0 Ah)
• Firing rate: Up to 180 nails per minute
• Dimensions (L × W × H): Approx. 350 × 150 × 340 mm
• Weight (without battery): 3.83 kg
Alternative: DCN45RND2 — same tool supplied with 2 × 2.0 Ah batteries and charger, ideal for users not yet on the 18V XR platform.
Roofing nailers are used for fixing roofing joists as well as batons. Click here to see all our nailers

- 1 year warranty - for full information click here
- 1 year warranty can be extended to 3 years (on qualifying products) by registering tool online within 30 days of purchase. For full information and to register your tool click here
- Warranty claims all tools except lasers: Please contact Dewalt directly on 03308080719. Dewalt tools under warranty are eligible for free nationwide collection and return
- Warranty claims on Lasers: Please contact the national Dewalt warranty agent, Global Surveyors Group, directly on 01942 896244. Dewalt tools under warranty are eligible for free nationwide collection and return
- Find your nearest service agent - click here
- You can order until 8pm for free next working day delivery to nearly all of England and Wales. For locations further from our hub, our cut off is 5pm. Some harder-to-reach locations may take an extra day. More info »
- For most orders we use a premium carrier that notifies you of a one hour timed delivery slot and sends text updates.
- If you change your mind within 30 days of buying a tool, not a problem (assuming the tool has not been used and is in its original packaging) - call us on 0333 004 3000 or email us at [email protected] and we’ll contact you to arrange collection. Once the tool is received back, we will refund the cost of the tool less a £6 collection charge.
- If the tool is faulty within 30 days of buying it, we will arrange for its collection at no cost to you and supply a replacement.
- If the tool is faulty after 30 days of buying it, and before the expiry of the manufacturer’s warranty, we will guide you through the manufacturer’s warranty process.



