---
product_id: 465469100
title: "DEWALT 20V MAX* 1/4 in. Brushless Cordless Impact Driver (Tool Only) (DCF840B)"
price: "C$12665"
currency: NIO
in_stock: true
reviews_count: 8
url: https://www.desertcart.ni/products/465469100-dewalt-20v-max-1-4-in-brushless-cordless-impact-driver
store_origin: NI
region: Nicaragua
---

# 1700 in-lb torque 3-LED work light 3200 RPM speed DEWALT 20V MAX* 1/4 in. Brushless Cordless Impact Driver (Tool Only) (DCF840B)

**Price:** C$12665
**Availability:** ✅ In Stock

## Summary

> 🔧 Power Meets Precision in Your Hands!

## Quick Answers

- **What is this?** DEWALT 20V MAX* 1/4 in. Brushless Cordless Impact Driver (Tool Only) (DCF840B)
- **How much does it cost?** C$12665 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/465469100-dewalt-20v-max-1-4-in-brushless-cordless-impact-driver)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Unleash Power:** Experience 1,700 in-lb of torque for heavy-duty tasks.
- • **Pro-Level Control:** Variable speed trigger for ultimate precision.
- • **Compact & Ergonomic:** Designed for easy maneuverability in tight spaces.
- • **Illuminate Your Work:** Integrated 3-LED light brightens dark areas.
- • **Speed Meets Precision:** Achieve up to 3,200 RPM for rapid driving.

## Overview

The DEWALT 20V MAX* 1/4 in. Brushless Cordless Impact Driver (Tool Only) (DCF840B) is engineered for high performance with a brushless motor delivering 1,700 in-lb of torque and a maximum speed of 3,200 RPM. Its compact design ensures easy access to tight spots, while the integrated 3-LED work light enhances visibility in low-light conditions. Perfect for professionals seeking efficiency and control, this tool is a must-have for any serious project.

## Description

Drive screws and other fasteners with this high-output 20V MAX* 1/4 in. Brushless Cordless Impact Driver that was engineered to be lightweight for ease of use without sacrificing performance. The brushless motor delivers up to 1,700 in-lb of torque and up to 3,200 rpm for driving large-diameter screws. The compact design provides optimized maneuverability and access to confined areas when performing cabinetry and framing jobs. Maintain productivity in low-light spots with a 3-LED on-board work light that illuminates dimly lit workspaces.

Review: Works great - Works great Good quality Great price
Review: Strong hammer - Strongest and pretty durable. Used everyday installing garage doors. Highly recommend for continuous use.

## Features

- HIGH-PERFORMANCE BRUSHLESS MOTOR delivers 1,700 in-lb of torque and 3,200 rpm to drive large-diameter screws
- MANEUVER WITH EASE: Compact design for optimized ergonomics and access to difficult-to-reach spots
- PRO-LEVEL CONTROL and precision with variable speed trigger
- BRIGHTEN DARK WORK AREAS: Integrated 3-LED work light enhances visibility in low-light spaces

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | DEWALT |
| Power Source | Battery Powered |
| Maximum Rotational Speed | 3.2E+3 RPM |
| Voltage | 20 |
| Amperage | 4 Amps |
| Maximum Chuck Size | 0.25 Inches |
| Color | Yellow |
| Included Components | Tool,Belt Hook |
| Special Feature | Variable Speed |
| Product Dimensions | 4.8"L x 4"W x 9"H |
| Material | Metal |
| Maximum Torque | 1700 Inch Pounds |
| Speed | 3200 RPM |
| Item Weight | 0.01 Ounces |
| Maximum Power | 300 Watts |
| Item Torque | 1.7E+3 Inch Pounds |
| Drill Type | Impact Driver |
| Is Electric | No |
| UPC | 885911725927 |
| Drilling Capacity Wood | 0.25 Inches |
| Manufacturer | DEWALT |
| Drilling Capacity Metal | 0.24 Inches |
| Part Number | DCF840B |
| Item Weight | 0.01 ounces |
| Item model number | DCF850B |
| Item Package Quantity | 1 |
| Special Features | Variable Speed |
| Batteries Included? | No |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium Ion |
| Warranty Description | 3 year limited warranty/1 year free service contract/90 day money back guarantee |

## Product Details

- **Brand:** DEWALT
- **Power Source:** Battery Powered
- **Maximum Rotational Speed:** 3.2E+3 RPM
- **Voltage:** 20
- **Amperage:** 4 Amps

## Images

![DEWALT 20V MAX* 1/4 in. Brushless Cordless Impact Driver (Tool Only) (DCF840B) - Image 1](https://m.media-amazon.com/images/I/51Y+ArvxxgL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works great
*by C***E on November 29, 2025*

Works great Good quality Great price

### ⭐⭐⭐⭐⭐ Strong hammer
*by T***T on November 17, 2025*

Strongest and pretty durable. Used everyday installing garage doors. Highly recommend for continuous use.

### ⭐⭐⭐⭐⭐ Good quality! And Great Support!!
*by J***Z on January 1, 2026*

First one came out defective and second one worked great!! Vendor gave me no hassles on exchanging for a replacement.Thank you!!

## Frequently Bought Together

- DEWALT 20V MAX* 1/4 in. Brushless Cordless Impact Driver (Tool Only) (DCF840B)
- DEWALT Screwdriver Bit Set, Impact Ready, FlexTorq, 40-Piece (DWA2T40IR)
- DEWALT ATOMIC 20V MAX* Impact Driver, Cordless, Compact, 1/4-Inch, Tool Only (DCF809B)

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**Shop now:** [https://www.desertcart.ni/products/465469100-dewalt-20v-max-1-4-in-brushless-cordless-impact-driver](https://www.desertcart.ni/products/465469100-dewalt-20v-max-1-4-in-brushless-cordless-impact-driver)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-03-08*