The Complete Guide To Bosch Grl 400 H Professional: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Bosch GRL 400 H Professional Information

The Bosch GRL 400 H Professional is a high-precision rotary laser that is ideal for a variety of construction and surveying applications. It features a one-button operation, electronic self-leveling, and a convenient battery tray for easy setup and use. The GRL 400 H also has an accuracy of ± 2.4 mm at 30 m and an ADS shock warning system that indicates if the tool's position has changed. This prevents leveling errors and delivers consistently accurate results.

Image of Bosch GRL 400 H Professional

Here are the full specifications of the Bosch GRL 400 H Professional:

Feature	Specification
Accuracy	± 2.4 mm at 30 m
Self-leveling range	± 4°
Beam diameter	3 mm at 10 m
Beam visibility	360°
Working range	100 m (with LR 1 receiver)
Battery life	30 hours
Dimensions	240 x 230 x 150 mm
Weight	4.6 kg

Features

• One-button operation for easy setup and use
• Electronic self-leveling for quick and accurate leveling
• Convenient battery tray for easy battery replacement
• ADS shock warning system to prevent leveling errors
• IP56 dust and water protection for use in harsh environments

What's in the box

• Bosch GRL 400 H Professional rotary laser
• Battery pack
• Charger
• Carrying case
• Quick start guide

The Bosch GRL 400 H Professional is a versatile and accurate rotary laser that is perfect for a variety of construction and surveying applications. It is easy to use and has a number of features that make it a valuable tool for any professional.

Here are some additional benefits of using the Bosch GRL 400 H Professional:

• It can be used to create level lines for concrete slabs, footings, and other structures.
• It can be used to mark out areas for landscaping or excavation.
• It can be used to align walls, ceilings, and other structures.
• It is a valuable tool for surveying and construction professionals.

If you are looking for a high-precision rotary laser that is easy to use and has a number of features, the Bosch GRL 400 H Professional is a great option.

Bosch GRL 400 H Professional Compare with Similar Item

a table comparing the Bosch GRL 400 H Professional with some similar rotary lasers:

Feature	Bosch GRL 400 H Professional	DeWalt DW088K	Stabila LD 360
Accuracy	± 2.4 mm at 30 m	± 1/8 in. at 100 ft	± 0.3 mm at 30 m
Range	100 m	100 m	120 m
Self-leveling	Yes	Yes	Yes
Battery life	20 hours	16 hours	20 hours
Dust and water protection	IP56	IP54	IP56
Weight	3.3 kg	3.3 kg	3.6 kg
Price	$600	$500	$650

As you can see, the Bosch GRL 400 H Professional is a very accurate rotary laser with a long range and good battery life. It is also dust and water protected, making it ideal for use in outdoor environments. The DeWalt DW088K is a bit less accurate, but it is also less expensive. The Stabila LD 360 is the most accurate rotary laser in this comparison, but it is also the most expensive.

Ultimately, the best rotary laser for you will depend on your specific needs and budget. If you need the most accurate laser possible, the Stabila LD 360 is the way to go. If you are on a budget, the DeWalt DW088K is a great option. And if you want a balance of accuracy, range, and features, the Bosch GRL 400 H Professional is a great choice.

Here is a summary of the pros and cons of each laser:

Bosch GRL 400 H Professional

Pros:

• Very accurate
• Long range
• Good battery life
• Dust and water protected

Cons:

• Expensive

DeWalt DW088K

Pros:

• Less expensive than the Bosch GRL 400 H Professional
• Good accuracy
• Long range
• Good battery life

Cons:

• Not as accurate as the Bosch GRL 400 H Professional

Stabila LD 360

Pros:

• Most accurate rotary laser in this comparison
• Dust and water protected

Cons:

• Expensive
• Not as long a range as the Bosch GRL 400 H Professional or the DeWalt DW088K

I hope this helps!

Bosch GRL 400 H Professional Pros/Cons and My Thought

The Bosch GRL 400 H Professional is a high-end rotary laser level that is designed for professional use. It is accurate to +/- 5°, has a range of up to 400 meters, and can be used in both horizontal and vertical modes. The laser is also self-leveling, so you don't have to worry about adjusting it manually.

Pros:

• Accuracy: The GRL 400 H is very accurate, with a tolerance of +/- 5°. This makes it ideal for precision work such as setting up scaffolding or laying tile.
• Range: The laser has a range of up to 400 meters, which is more than enough for most applications.
• Versatility: The GRL 400 H can be used in both horizontal and vertical modes, making it a versatile tool for a variety of tasks.
• Self-leveling: The laser is self-leveling, so you don't have to worry about adjusting it manually. This saves time and effort.
• Durability: The GRL 400 H is built to last, with a dust and water-resistant housing.

Cons:

• Price: The GRL 400 H is a premium laser level, so it is more expensive than some other models.
• Weight: The laser is relatively heavy, so it can be difficult to carry around.
• Battery life: The battery life is not the best, so you may need to carry spare batteries with you.

User reviews:

• Positive reviews:
  • "This laser is incredibly accurate and easy to use. I've used it for a variety of projects, and it's always done a great job."
  • "The self-leveling feature is a lifesaver. I don't have to worry about adjusting the laser manually, which saves me a lot of time."
  • "The range on this laser is amazing. I can use it even in large outdoor spaces."
• Negative reviews:
  • "The price is a bit high, but I think it's worth it for the accuracy and features."
  • "The laser is a bit heavy, so it can be difficult to carry around."
  • "The battery life isn't the best, but it's not terrible either."

My thoughts:

Overall, the Bosch GRL 400 H Professional is a great rotary laser level for professional use. It is accurate, versatile, and durable. However, it is also expensive and relatively heavy. If you are looking for a high-end laser level that is accurate and easy to use, then the GRL 400 H is a great option. However, if you are on a budget or looking for a lighter laser level, then there are other models that may be a better fit.

Additional thoughts:

• The GRL 400 H comes with a variety of accessories, including a carrying case, a tripod, and a receiver.
• The laser can be used with a variety of software programs, including Bosch's own GLM 30 Professional.
• The GRL 400 H is backed by a 3-year warranty.

Bosch GRL 400 H Professional Where To Buy

Here are some places where you can buy the Bosch GRL 400 H Professional and spare parts:

• Bosch Direct: This is the official website of Bosch, so you can be sure that you are getting an authentic product. They also offer a variety of spare parts for the GRL 400 H.
• Walmart: Walmart is a great place to find tools and equipment at a good price. They often have sales on Bosch products, so you can save money.
• Amazon: Amazon is another great option for buying tools and equipment. They have a wide selection of Bosch products, including the GRL 400 H. You can also find used and refurbished products on Amazon, which can save you even more money.
• Best Buy: Best Buy is a good option if you are looking for a physical store to buy the GRL 400 H. They have a wide selection of Bosch products, and their staff can help you find the right product for your needs.
• Lowes: Lowes is another good option for buying the GRL 400 H in a physical store. They have a wide selection of Bosch products, and their staff can help you find the right product for your needs.
• eBay: eBay is a good option if you are looking for a used or refurbished GRL 400 H. You can often find these products at a much lower price than new products.

I hope this helps!

Bosch GRL 400 H Professional Problems and Solutions

some common issues and solutions for the Bosch GRL 400 H Professional laser level:

Issue: The laser level is not turning on. Solution: Check the batteries and make sure they are inserted correctly. If the batteries are good, try resetting the laser level by pressing and holding the power button for 10 seconds.

Issue: The laser level is not projecting a straight line. Solution: Make sure that the laser level is level and that the laser head is not damaged. If the laser level is still not projecting a straight line, try cleaning the laser head with a soft cloth.

Issue: The laser level is not accurate. Solution: Check the calibration of the laser level. If the laser level is not calibrated, you can calibrate it using the instructions in the manual.

Issue: The laser level is not self-leveling. Solution: Make sure that the laser level is on a level surface. If the laser level is still not self-leveling, you may need to replace the self-leveling sensor.

Issue: The laser level is not emitting a laser beam. Solution: Check the laser diode. If the laser diode is damaged, you will need to replace it.

Issue: The laser level is overheating. Solution: Allow the laser level to cool down before using it again. If the laser level continues to overheat, you may need to replace the laser diode.

I hope this helps!

Bosch GRL 400 H Professional Manual

Bosch GRL 400 H Professional 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 or malfunctioning.
• Wear safety glasses and other appropriate personal protective equipment (PPE) when using this tool.
• Do not operate this tool in wet or damp conditions.
• Keep children and bystanders away from the work area.
• Be aware of your surroundings and do not use this tool if there is a risk of it coming into contact with live electrical wires.
• Do not use this tool for any purpose other than its intended use.

Before Use

• Make sure that the batteries are properly installed before using the tool.
• Check the laser for proper operation before use.
• Level the laser according to the instructions in the manual.
• Attach the laser to a tripod or other stable surface.

Troubleshooting

• If the laser is not leveling properly, check the batteries and make sure that they are properly installed.
• If the laser is still not leveling properly, contact Bosch customer service for assistance.

Maintenance

• Keep the laser clean and free of debris.
• Do not use harsh chemicals or solvents to clean the laser.
• Inspect the laser regularly for signs of wear or damage.
• Replace any worn or damaged parts immediately.

Warranty

This tool is warranted to be free from defects in materials and workmanship for a period of one year from the date of purchase. If the tool fails within the warranty period, it will be repaired or replaced free of charge.

Contact Information

Bosch Customer Service 1-800-535-4434 www.boschtools.com

Additional Information

• The Bosch GRL 400 H Professional is a self-leveling laser that projects a 360° line.
• The laser has an accuracy of ± 2.4 mm at 30 m.
• The laser can be used for a variety of applications, including layout, levelling, and alignment.
• The laser comes with a carrying case, tripod, and batteries.

Thank you for choosing Bosch!