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Deal.ai › DeWalt
DeWalt
DeWalt DCN45RNB Cordless Roofing Nailer

DeWalt DCN45RNB Cordless Roofing Nailer

4.1(21 ratings)

Best price now

$329.00at AmazonChecked 1 h ago

18% under what the other stores charge

Compared across 19 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

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Price facts

  • Lowest price today: $329.00 at Amazon (checked Nov 12, 2026).
  • Checked at 19 stores.

Our take on the DeWalt DCN45RNB Cordless Roofing Nailer

The DeWalt DCN45RNB is a 20V Max cordless roofing nailer with a brushless motor and bump mode for fast, efficient nailing. It eliminates the need for a compressor and hose, making it ideal for roofing and siding jobs. The tool-free nail tray adjusts to accept a range of roofing nails. Compared to pneumatic nailers, it offers portability but may have a higher upfront cost and depends on battery availability.

Best forRoofers who want cordless convenienceSmall to medium roofing jobsWorking in areas without power access
Pros
  • Brushless motor for longer runtime and durability
  • Bump mode for rapid firing
  • Tool-free depth adjustment
  • No compressor or hose needed
Cons
  • Heavier than some pneumatic nailers
  • Requires separate battery and charger
  • Occasional jams reported by some users

DeWalt DCN45RNB Cordless Roofing Nailer prices at every store

  • Authorized Tool OutletNew

    In stockReturn policy

    $330.65Checked 1 h ago
    Visit Authorized Tool Outlet
  • Ohio Power ToolNew

    In stock

    $339.15Free shippingChecked 1 h ago
    Visit Ohio Power Tool
  • Munro IndustriesNew

    In stockShips from Canada · priced in CAD (CA$489.00) · duties may applyReturn policy

    $343.52Checked 1 h ago
    Visit Munro Industries
  • Fasteners Tool OutletNew

    In stock

    $359.00Free shippingChecked 1 h ago
    Visit Fasteners Tool Outlet
  • Burns Power ToolsNew

    In stock

    $399.00Free shippingChecked 1 h ago
    Visit Burns Power Tools
  • Ace HardwareNew

    In stock

    $399.00+ $15.00 shippingChecked 1 h ago
    Visit Ace Hardware
  • WRYKER Construction SupplyNew

    In stockReturn policy

    $419.00Checked 1 h ago
    Visit WRYKER Construction Supply
  • Home DepotNew

    In stock

    $419.00Free shippingChecked 1 h ago
    Visit Home Depot
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $329.00Free shippingChecked 1 h ago
    Visit Amazon
  • Best BuyNew

    Availability unknown

    $355.99Checked 1 h ago
    Visit Best Buy
  • WalmartNew

    Availability unknownSold by Abes Electronics Center

    $369.99Checked 1 h ago
    Visit Walmart
  • Lowe'sNew

    Availability unknown

    $399.00Checked 1 h ago
    Visit Lowe's
  • RunningsNew

    Availability unknown

    $399.00Checked 1 h ago
    Visit Runnings
  • Nail Gun DepotNew

    Availability unknown

    $399.00Checked 1 h ago
    Visit Nail Gun Depot
  • Do it BestNew

    Availability unknown

    $399.99Checked 1 h ago
    Visit Do it Best
  • Blain's Farm & FleetNew

    Availability unknown

    $419.00Checked 1 h ago
    Visit Blain's Farm & Fleet
  • McCoy's Building SupplyNew

    Availability unknown

    $427.11Checked 1 h ago
    Visit McCoy's Building Supply
  • Global IndustrialNew

    Availability unknown

    $459.95Checked 1 h ago
    Visit Global Industrial
  • Grainger Industrial SupplyNew

    Availability unknown

    $630.56Checked 1 h ago
    Visit Grainger Industrial Supply

Store links may earn us a commission.

DeWalt DCN45RNB Cordless Roofing Nailer price history

Lowest price we've seen: $329.00 on Nov 12 at Amazon. Tracked across 16 stores since Nov 12.

What reviewers say

  • 4.1 / 521 ratings

Users appreciate the convenience of cordless operation and the brushless motor's efficiency, but some note issues with jams and weight.

What people mention
  • ConveniencePraisedUsers love not dealing with hoses and compressors.
  • PerformanceMixedWorks well but some experience jams.
  • WeightCriticisedSome find it heavier than pneumatic alternatives.
  • BatteryMixedBattery not included; runtime depends on battery size.

About the DeWalt DCN45RNB Cordless Roofing Nailer

The DeWalt DCN45RNB is a cordless roofing nailer in the 20V Max line. It has a brushless motor, which is built for increased runtime and durability.

The nailer has a bump mode for efficiency and productivity. Its tool-free nail tray adjusts to fit the full range of roofing nails.

Brand
DeWalt
Model
DCN45RNB
Power
20V Max cordless
Motor
Brushless
Firing mode
Bump mode
Nail tray
Tool-free adjustment
Length
12.973 in
Width
5.563 in
Height
12.567 in
In the box
1 x 20V Max roofing nailer

Questions and answers

Does it come with a battery?
No, it is sold as a bare tool; battery and charger are not included.
What size nails does it use?
It accepts standard roofing nails with shank diameters from .120 to .131 inches and lengths from 3/4 to 1-3/4 inches.
Is it compatible with DeWalt 20V Max batteries?
Yes, it works with all DeWalt 20V Max batteries.
How does it compare to a pneumatic nailer?
It offers cordless convenience but is generally heavier and may have a higher upfront cost.
What is the warranty?
DeWalt typically offers a 3-year limited warranty on this tool.
Where is the DeWalt DCN45RNB Cordless Roofing Nailer cheapest?
At Amazon, for $329.00, 18% under what the other stores charge, as of our latest check.
What do buyers say about the DeWalt DCN45RNB Cordless Roofing Nailer?
Rated 4.1 out of 5 from 21 ratings.
Where can I buy the DeWalt DCN45RNB Cordless Roofing Nailer?
19 stores we checked sell it, including Authorized Tool Outlet, WRYKER Construction Supply, Munro Industries, Amazon, Ohio Power Tool.

Stores we've priced the DeWalt DCN45RNB Cordless Roofing Nailer at

  • Ace Hardware deals and prices
  • Best Buy deals and prices
  • Blain's Farm & Fleet deals and prices
  • Fasteners Tool Outlet deals and prices
  • Grainger Industrial Supply deals and prices
  • Home Depot deals and prices
  • Lowe's deals and prices
  • Ohio Power Tool deals and prices
  • Runnings deals and prices
  • Walmart deals and prices
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