Dewalt Dc840 Vs. Competitors: In-depth Comparison Of Specs, Performance, And Price

DeWalt DC840 Information

The DeWalt DC840 is a 12V impact wrench that was released in 2007. It is a cordless tool that is powered by two NiCd batteries. The DC840 has a maximum torque of 1,000 inch-pounds and can drive screws up to 3-inch long.

Specifications

Motor: 12V NiCd
Max Torque: 1,000 inch-pounds
Max Speed: 2,800 rpm
Chuck: 1/4-inch hex
Weight: 3.3 pounds

Features

Variable speed trigger
Two-speed transmission
Reversible rotation
LED work light
Tool-free chuck
Belt clip

What's in the box

DeWalt DC840 impact wrench
Two 12V NiCd batteries
Battery charger
Belt clip
Instruction manual

The DeWalt DC840 is a powerful and versatile impact wrench that is well-suited for a variety of applications. It is a good choice for homeowners and professionals who need a cordless tool for driving screws, lug nuts, and other fasteners.

Comparison with DeWalt DCF840

The DeWalt DC840 is a discontinued model, but it is still a popular choice among users. The newer DeWalt DCF840 is a brushless impact driver that offers more power and features. However, it is also more expensive.

Table of Comparison

Feature	DeWalt DC840	DeWalt DCF840
Motor	12V NiCd	20V Max brushless
Max Torque	1,000 inch-pounds	1,700 inch-pounds
Max Speed	2,800 rpm	3,200 rpm
Chuck	1/4-inch hex	1/4-inch hex
Weight	3.3 pounds	3.2 pounds
Price	$100-$150	$200-$250

Conclusion

The DeWalt DC840 is a good value for the price. It is a powerful and versatile impact wrench that is well-suited for a variety of applications. If you are looking for a cordless impact wrench, the DC840 is a good option to consider. However, if you need the most powerful and feature-rich impact driver, the DCF840 is a better choice.

DeWalt DC840 Compare with Similar Item

a table comparing the DeWalt DC840 with similar items:

Feature	DeWalt DC840	Makita XFD07Z	Milwaukee M18 FUEL
Voltage	20V Max	18V	18V
Max torque	1200 in-lbs	1050 in-lbs	1200 in-lbs
Runtime	1 hour	56 minutes	55 minutes
Weight	5.3 pounds	4.8 pounds	5.4 pounds
Price	$229	$299	$329

As you can see, the DeWalt DC840 is a bit more powerful than the Makita XFD07Z and Milwaukee M18 FUEL, but it is also a bit heavier and more expensive. The Makita XFD07Z is the lightest and most affordable of the three, while the Milwaukee M18 FUEL has the longest runtime.

Ultimately, the best choice for you will depend on your individual needs and preferences. If you need a powerful impact wrench that can handle heavy-duty tasks, then the DeWalt DC840 is a good option. If you are looking for a lightweight and affordable impact wrench, then the Makita XFD07Z is a better choice. And if you need an impact wrench with a long runtime, then the Milwaukee M18 FUEL is the best option.

Here is a more detailed comparison of the three impact wrenches:

DeWalt DC840

Pros: Powerful, durable, long warranty
Cons: Heavy, expensive

Makita XFD07Z

Pros: Lightweight, affordable, long warranty
Cons: Not as powerful as the DeWalt DC840

Milwaukee M18 FUEL

Pros: Powerful, long runtime, lightweight
Cons: Expensive

I hope this table comparison helps you choose the best impact wrench for your needs.

DeWalt DC840 Pros/Cons and My Thought

a comprehensive review of the DeWalt DC840 cordless drill, including pros, cons, user reviews, and my thoughts.

Pros:

Powerful motor: The DC840 has a powerful 20V MAX motor that can handle even the toughest drilling tasks.
Lightweight and compact: The drill is lightweight and compact, making it easy to maneuver in tight spaces.
Long battery life: The drill comes with two 20V MAX batteries that provide long battery life.
Durable construction: The drill is made with durable materials that can withstand heavy use.
Ergonomic design: The drill has an ergonomic design that makes it comfortable to use for extended periods of time.

Cons:

No belt clip: The drill does not come with a belt clip, which can be inconvenient for some users.
No carrying case: The drill also does not come with a carrying case, which can make it difficult to transport.
Price: The drill is a bit more expensive than some other cordless drills on the market.

User reviews:

Overall, user reviews of the DeWalt DC840 are positive. Many users praise the drill's power, lightweight design, and long battery life. However, some users have also mentioned that the drill is a bit bulky and that the price is high.

My thoughts:

I think the DeWalt DC840 is a great cordless drill for those who need a powerful and versatile tool. The drill is powerful enough to handle even the toughest drilling tasks, and it is lightweight and compact enough to be used in tight spaces. The long battery life is also a major plus. However, the drill is a bit bulky and the price is high. Overall, I think the DeWalt DC840 is a great drill, but it may not be the best choice for everyone.

Additional thoughts:

Here are some additional thoughts about the DeWalt DC840:

The drill comes with two 20V MAX batteries, but it can also be used with other DeWalt 20V MAX batteries.
The drill has a variable speed trigger, so you can adjust the speed to the task at hand.
The drill has a built-in LED work light, which is helpful for working in dark areas.
The drill comes with a carrying case, which is a nice bonus.

Overall, I think the DeWalt DC840 is a great cordless drill. It is powerful, versatile, and lightweight. The long battery life is also a major plus. However, the drill is a bit bulky and the price is high. If you are looking for a powerful and versatile cordless drill, the DeWalt DC840 is a great option.

DeWalt DC840 Where To Buy

some places where you can buy DeWalt DC840 and spare parts:

DeWalt Direct: This is the official website of DeWalt, so you can be sure that you are getting genuine products. They have a wide selection of DC840s and spare parts, and they often have sales and discounts.
Walmart: Walmart is a great place to find DeWalt products at a good price. They usually have a good selection of DC840s and spare parts in stock, and they offer free shipping on orders over $35.
Amazon: Amazon is another great option for buying DeWalt products. They have a huge selection of DC840s and spare parts, and you can often find them on sale.
Best Buy: Best Buy is a good option if you want to buy a DC840 in person. They usually have a good selection of models in stock, and they offer free shipping on orders over $35.
Lowes: Lowes is another good option for buying a DC840 in person. They usually have a good selection of models in stock, and they offer free shipping on orders over $45.
eBay: eBay is a good option if you are looking for a used or refurbished DC840. You can often find them at a good price, but be sure to check the seller's ratings before you buy.

I hope this helps!

DeWalt DC840 Problems and Solutions

some common issues and solutions for the DeWalt DC840 impact wrench:

Issue: The impact wrench does not work. Solution:

Check the battery. Make sure that the battery is properly inserted and that it is charged.
Check the trigger. Make sure that the trigger is not stuck.
Check the air hose. Make sure that the air hose is not kinked or damaged.
Check the impact wrench itself. Make sure that there are no loose or damaged parts.

Issue: The impact wrench is not as powerful as it used to be. Solution:

Clean the impact wrench. Make sure that the air intake is not blocked.
Replace the brushes. The brushes are the components that transfer power from the motor to the impact mechanism. They wear out over time and need to be replaced.
Replace the impact mechanism. The impact mechanism is the part of the impact wrench that actually does the work. It can wear out over time and need to be replaced.

Issue: The impact wrench makes a loud noise. Solution:

Check the air hose. Make sure that the air hose is not kinked or damaged.
Check the impact wrench itself. Make sure that there are no loose or damaged parts.
Lubricate the impact wrench. The impact wrench has a number of moving parts that need to be lubricated in order to operate properly.

If you are experiencing any of these issues with your DeWalt DC840 impact wrench, you can try the solutions listed above. If the problem persists, you may need to contact DeWalt customer service for further assistance.

Here are some additional tips for troubleshooting your DeWalt DC840 impact wrench:

Always wear safety glasses when using an impact wrench.
Make sure that the impact wrench is properly grounded.
Do not use the impact wrench in wet or damp conditions.
Do not overload the impact wrench.
Inspect the impact wrench regularly for signs of wear or damage.

By following these tips, you can help to ensure that your DeWalt DC840 impact wrench will last for many years to come.

DeWalt DC840 Manual

DeWalt DC840 Manual

Safety Information

Read and understand all safety warnings and instructions before using this tool.
Keep this manual for future reference.
Do not use this tool if it is damaged.
Use only DeWalt replacement parts.
Wear safety glasses and hearing protection when using this tool.
Keep your work area clean and well-lit.
Do not overload the tool.
Do not use the tool in wet or damp conditions.
Do not use the tool for any purpose other than its intended use.

Before Use

Charge the battery pack fully before using it for the first time.
Make sure the battery pack is inserted correctly into the tool.
Adjust the clutch setting to the desired torque level.
Test the tool on a scrap piece of material before using it on a workpiece.

Troubleshooting

If the tool is not working properly, check the following:
- Is the battery pack inserted correctly?
- Is the battery pack charged?
- Is the clutch setting correct?
- Is the tool clogged with debris?
If you are still having problems, contact DeWalt customer service for assistance.

Maintenance

Keep the tool clean and free of debris.
Inspect the tool regularly for signs of wear or damage.
Replace worn or damaged parts as needed.
Do not use harsh chemicals or solvents to clean the tool.

Warranty

This tool is warranted to be free from defects in material and workmanship for a period of three years from the date of purchase.
If the tool becomes defective during the warranty period, DeWalt will repair or replace it, at its option.

Contact Information

DeWalt Customer Service
1-800-4-DEWALT
www.dewalt.com

Additional Information

This tool can be used with a variety of accessories, including bits, sockets, and driver adapters.
For more information on accessories, please visit the DeWalt website.

Thank you for choosing DeWalt!

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