Makita Dga454: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting

Makita DGA454 Information

The Makita DGA454 is a 18V LXT cordless angle grinder with a brushless motor. It is designed for professional use and offers a number of features that make it a powerful and versatile tool.

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Specifications:

FeatureSpecification
Motor typeBrushless
Voltage18V
Disc size4.5"
No load speed8,500-11,000 RPM
Torque45 Nm
Weight2.4 lbs
Dust / water resistanceIP56

Features:

  • Brushless motor for longer run time and longer motor life
  • Soft start for smooth operation
  • Electronic current limiter for overload protection
  • Anti-restart function to prevent accidental start-up
  • Vibration-reducing soft grip
  • XPT dust and water resistance
  • Tool-less guard removal
  • Compatible with all 18V LXT batteries

What's in the box:

  • Makita DGA454 angle grinder
  • 18V LXT battery
  • Battery charger
  • Wrench
  • User manual

The Makita DGA454 is a powerful and versatile cordless angle grinder that is ideal for professional use. It is well-built and features a number of innovative technologies that make it a great choice for a variety of applications.

Here are some additional benefits of the Makita DGA454:

  • The brushless motor provides up to 50% longer run time than a comparable brushed motor.
  • The soft start feature prevents the tool from jolting when it is turned on, which helps to protect the user and the workpiece.
  • The electronic current limiter helps to protect the motor from overheating and damage.
  • The anti-restart function prevents the tool from starting up accidentally, which can be a safety hazard.
  • The vibration-reducing soft grip helps to reduce fatigue and improve comfort during extended use.
  • The XPT dust and water resistance helps to protect the tool from the elements.

Overall, the Makita DGA454 is a great choice for professionals who need a powerful and versatile cordless angle grinder. It is well-built, features a number of innovative technologies, and is backed by a 3-year warranty.

Makita DGA454 Compare with Similar Item

a table comparing the Makita DGA454 with some similar items:

FeatureMakita DGA454Makita DGA517ZMakita DGA513ZMakita DGA504Z
MotorBrushlessBrushlessBrushlessBrushless
Voltage18V18V18V18V
Max speed8,500 rpm9,000 rpm9,000 rpm8,500 rpm
Disc size115 mm125 mm125 mm125 mm
Weight2.2 kg2.3 kg2.3 kg2.2 kg
Price$132$142$142$120

Additional features:

  • The Makita DGA454 has a paddle switch for one-handed operation.
  • The Makita DGA517Z has a X-Lock disc lock system for quick and easy disc changes.
  • The Makita DGA513Z has a dust blower to help keep the work area clean.
  • The Makita DGA504Z has a soft start feature for smooth start-up.

Overall, the Makita DGA454 is a great cordless angle grinder that offers a good balance of performance, features, and price. If you're looking for a powerful and versatile grinder, the DGA454 is a great option.

Here is a more detailed comparison of the four models:

Makita DGA454

  • Pros: Powerful, versatile, lightweight, affordable
  • Cons: No X-Lock disc lock system

Makita DGA517Z

  • Pros: Powerful, versatile, X-Lock disc lock system, dust blower
  • Cons: Heavier than the DGA454

Makita DGA513Z

  • Pros: Powerful, versatile, dust blower
  • Cons: No X-Lock disc lock system, heavier than the DGA454

Makita DGA504Z

  • Pros: Powerful, versatile, soft start feature
  • Cons: No X-Lock disc lock system, heavier than the DGA454

Ultimately, the best model for you will depend on your specific needs and budget. If you're looking for the most powerful and versatile grinder, the Makita DGA517Z is a great option. If you're looking for a more affordable option, the Makita DGA454 is a great choice.

Makita DGA454 Pros/Cons and My Thought

The Makita DGA454 is a 18V cordless angle grinder that is known for its power, durability, and versatility. It is a popular choice among professional and DIY users alike.

Pros:

  • Powerful 18V motor delivers up to 8,500 RPM for fast cutting and grinding
  • Durable construction with a magnesium housing and dust-sealed switch
  • Versatile tool can be used for a variety of applications, including cutting, grinding, and polishing
  • Lightweight and compact design makes it easy to maneuver
  • Long battery life with Makita's XPT Extreme Protection Technology

Cons:

  • Expensive
  • No brushless motor option
  • Not as powerful as some other cordless angle grinders

User Reviews:

Positive:

  • "This is a great angle grinder. It's powerful, durable, and versatile. I use it for a variety of applications, and it's always done the job well."
  • "I've been using this angle grinder for years, and it's still going strong. It's a great tool for the price."
  • "This is the most powerful cordless angle grinder I've ever used. It's perfect for tough jobs."

Negative:

  • "It's a bit expensive, but it's worth the money."
  • "I wish it had a brushless motor option."
  • "It's not as powerful as some other cordless angle grinders, but it's still plenty powerful for most applications."

My Thoughts:

Overall, the Makita DGA454 is a great cordless angle grinder. It's powerful, durable, and versatile. It's a bit expensive, but it's worth the money. If you're looking for a powerful and reliable cordless angle grinder, the Makita DGA454 is a great option.

Here are some additional thoughts:

  • The DGA454 is a great choice for professional users who need a powerful and reliable tool.
  • The DGA454 is also a good choice for DIY users who need a versatile tool that can handle a variety of applications.
  • The DGA454 is not the cheapest cordless angle grinder on the market, but it's a good value for the money.
  • If you're looking for a brushless motor option, the Makita DGA504 is a good alternative.

I hope this helps!

Makita DGA454 Where To Buy

Here are some places where you can buy the Makita DGA454 and spare parts:

  • Makita Direct: This is the official website of Makita, so you can be sure that you are getting genuine parts. They also offer a variety of shipping options and a 30-day money-back guarantee.
  • Walmart: Walmart is a great place to find affordable tools and parts. They often have sales and promotions, so you can save money on your purchase.
  • Amazon: Amazon is another great place to find a wide variety of tools and parts. They often have competitive prices, and you can often find free shipping if you are a Prime member.
  • Best Buy: Best Buy is a good option if you are looking for a brick-and-mortar store where you can buy the Makita DGA454 and spare parts. They have a wide selection of tools and parts, and their staff can help you find the right product for your needs.
  • Lowes: Lowes is another good option for brick-and-mortar stores. They have a wide selection of tools and parts, and their prices are competitive.
  • eBay: eBay is a great place to find deals on used tools and parts. You can often find items for a fraction of the cost of new. However, it is important to be careful when buying from eBay, as there are a lot of counterfeit products on the site.

I hope this helps!

Makita DGA454 Problems and Solutions

some common issues and solutions for the Makita DGA454:

  • The grinder is not turning on.
    • Make sure the power cord is plugged in all the way.
    • Check the circuit breaker or fuse to make sure there is power to the outlet.
    • If the grinder is still not turning on, the switch may be faulty. You can try cleaning the switch contacts with a contact cleaner, or replacing the switch altogether.
  • The grinder is not spinning smoothly.
    • Check the disc to make sure it is not warped or damaged.
    • If the disc is in good condition, the bearings in the grinder may be worn out. You can try cleaning the bearings with a lubricant, or replacing the bearings altogether.
  • The grinder is smoking.
    • This is usually caused by the disc overheating. Stop using the grinder and allow it to cool down. If the grinder continues to smoke, the disc may be damaged and should be replaced.
  • The grinder is making a loud noise.
    • This is usually caused by the bearings in the grinder being worn out. You can try cleaning the bearings with a lubricant, or replacing the bearings altogether.

Here are some additional tips for troubleshooting your Makita DGA454:

  • If you are not sure how to fix a problem, consult the Makita DGA454 owner's manual.
  • You can also search for troubleshooting tips online. There are many websites and forums that can help you diagnose and fix problems with your Makita DGA454.
  • If you are still having trouble, you can contact Makita customer service for assistance.

I hope this helps!

Makita DGA454 Manual

Makita DGA454 Cordless Angle Grinder

Safety Information

  • Read all safety warnings, instructions, illustrations and specifications provided with this power tool. Failure to follow all instructions listed below may result in electric shock, fire and/or serious injury.

  • Save all warnings and instructions for future reference.

  • The term "power tool" in the warnings refers to your mains-operated (corded) power tool or battery-operated (cordless) power tool.

  • Do not use the power tool if it has been damaged.

  • If the power tool is dropped or damaged, inspect it carefully for any damage before use.

  • If any part is damaged, have it repaired by a qualified service technician before use.

  • Keep the power tool away from children and other untrained persons.

  • Do not allow persons unfamiliar with the power tool or these instructions to operate the power tool.

  • Use the power tool only for its intended purpose.

  • Do not use the power tool in an environment where there is a risk of explosion.

  • Do not use the power tool in wet or damp conditions.

  • Keep the work area clean and well-lit.

  • Make sure that there is adequate clearance for the power tool and the workpiece.

  • Do not overreach. Keep proper footing and balance at all times.

  • Use personal protective equipment (PPE).

  • Always wear safety glasses.

  • Use a face shield when impact grinding.

  • Use ear protection to protect your hearing.

  • Use gloves to protect your hands.

  • Use a dust mask or respirator to protect your lungs from dust.

  • Do not use the power tool if the guard is not in place.

  • Always use the correct wheel for the application.

  • Do not use a wheel that is cracked, chipped, or damaged.

  • Do not use a wheel that is larger or smaller than the spindle size.

  • Do not force the power tool.

  • Use the correct speed for the application.

  • Do not overload the power tool.

  • Allow the power tool to cool down before storing it.

  • Store the power tool in a dry, secure place.

Before Use

  • Read the safety instructions carefully before using the power tool.
  • Make sure that the power tool is properly assembled.
  • Check the condition of the power tool and accessories before each use.
  • Make sure that the battery is properly inserted in the power tool.
  • Charge the battery before use, if necessary.
  • Select the correct wheel for the application.
  • Attach the wheel to the power tool securely.
  • Install the guard on the power tool.

Troubleshooting

  • If the power tool is not working properly, stop using it immediately and check for the following:
    • Is the battery properly inserted in the power tool?
    • Is the battery charged?
    • Is the power tool overloaded?
    • Is the wheel damaged or worn out?
  • If you cannot find the problem, take the power tool to a qualified service technician for repair.

Maintenance

  • Keep the power tool clean and free of dust.
  • Inspect the power tool regularly for signs of wear or damage.
  • Replace any worn or damaged parts immediately.
  • Do not attempt to repair the power tool yourself.
  • Take the power tool to a qualified service technician for repair.

Warranty

  • This power tool is warranted to the original purchaser to be free from defects in materials and workmanship for a period of two (2) years from the date of purchase.
  • If the power tool becomes defective during the warranty period, it will be repaired or replaced, at Makita's option, free of charge.
  • This warranty does not cover damage caused by misuse, abuse, or neglect.
  • This warranty gives you specific legal rights, and you may also have other rights, which vary from state to state.

Contact Information

Additional Information

  • For additional information about this power tool, please visit the Makita website or contact Makita customer service.
  • This power tool is intended for use in the United States and Canada only.
  • Makita reserves the right to change specifications without notice.

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