Bosch Gll40-20g: Understanding Key Features, Comparisons, Manuals, And Reputable Buying Options
Bosch GLL40-20G Information
The Bosch GLL40-20G is a self-leveling cross-line laser level that projects two bright green laser lines, making it ideal for a variety of applications, including hanging pictures, installing shelves, and tiling walls. The laser lines are up to 2x brighter than red beams, making them easier to see in bright sunlight or low-light conditions. The GLL40-20G also features Bosch's VisiMax technology, which monitors the temperature and power consumption of the laser to ensure that it is always at its brightest and most efficient.
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Full specifications (use chart table):
| Feature | Specification |
|---|---|
| Laser color | Green |
| Laser lines | 2 (horizontal and vertical) |
| Working range | Up to 40 feet |
| Accuracy | +/- 5/6 inch at 30 feet |
| VisiMax technology | Yes |
| Smart Pendulum System | Yes |
| Pendulum lock | Yes |
| 360° flexible mounting device | Yes |
| Carrying pouch | Yes |
Features:
- Self-leveling: The GLL40-20G automatically levels itself within 4 seconds, so you can get started quickly and accurately.
- Bright green laser lines: The green laser lines are up to 2x brighter than red beams, making them easier to see in bright sunlight or low-light conditions.
- VisiMax technology: Bosch's VisiMax technology monitors the temperature and power consumption of the laser to ensure that it is always at its brightest and most efficient.
- Smart Pendulum System: The Smart Pendulum System ensures that the laser is always level, even when it is bumped or tilted.
- Pendulum lock: The pendulum lock prevents the laser from leveling itself when you are transporting it or not in use.
- 360° flexible mounting device: The 360° flexible mounting device allows you to mount the laser on virtually any surface, making it easy to use in a variety of applications.
- Carrying pouch: The carrying pouch protects the laser and makes it easy to transport.
What's in the box:
- Bosch GLL40-20G laser level
- 360° flexible mounting device
- Carrying pouch
- Allen wrench
- Batteries
Overall, the Bosch GLL40-20G is a powerful and versatile laser level that is ideal for a variety of applications. It is easy to use, accurate, and bright, making it a great choice for both professionals and DIYers.
Bosch GLL40-20G Compare with Similar Item
a table comparing the Bosch GLL40-20G with three similar items:
| Feature | Bosch GLL40-20G | Bosch GLL50-40G | Bosch GPL100-30G |
|---|---|---|---|
| Beam color | Green | Green | Green |
| Beam length | 40 feet | 40 feet | 125 feet |
| Self-leveling range | 4 degrees | 4 degrees | 4 degrees |
| Accuracy | +/- 1/16 inch at 33 feet | +/- 1/16 inch at 33 feet | +/- 1/8 inch at 50 feet |
| Laser lines | 2 (horizontal and vertical) | 2 (horizontal and vertical) | 3 (horizontal, vertical, and 360-degree) |
| Mounting options | 360 degree flexible mounting device, tripod mount | 360 degree flexible mounting device, tripod mount | 360 degree flexible mounting device, tripod mount |
| Price | $100 | $150 | $200 |
As you can see, the Bosch GLL40-20G is a mid-range laser level that offers good value for money. It has a green beam that is visible in most lighting conditions, and it has a self-leveling range of 4 degrees. It is accurate to +/- 1/16 inch at 33 feet, and it comes with a 360 degree flexible mounting device and a carrying pouch.
The Bosch GLL50-40G is a more expensive model that offers a longer beam length (40 feet) and a wider self-leveling range (4 degrees). It is also more accurate, with a precision of +/- 1/16 inch at 33 feet. However, it does not come with a 360 degree mounting device.
The Bosch GPL100-30G is the most expensive model in this comparison. It has a longer beam length (125 feet) and a wider self-leveling range (4 degrees). It is also more accurate, with a precision of +/- 1/8 inch at 50 feet. Additionally, it comes with a 360 degree mounting device and a carrying case.
Ultimately, the best laser level for you will depend on your specific needs and budget. If you are looking for a mid-range laser level with good value for money, then the Bosch GLL40-20G is a great option. If you need a laser level with a longer beam length, wider self-leveling range, or higher accuracy, then the Bosch GLL50-40G or Bosch GPL100-30G are better choices.
Here is a table summarizing the pros and cons of each laser level:
| Laser level | Pros | Cons |
|---|---|---|
| Bosch GLL40-20G | Good value for money, green beam, self-leveling range of 4 degrees, accurate to +/- 1/16 inch at 33 feet, comes with 360 degree flexible mounting device and carrying pouch | Not the longest beam length, not the widest self-leveling range, not the most accurate |
| Bosch GLL50-40G | Longer beam length (40 feet), wider self-leveling range (4 degrees), more accurate (+/- 1/16 inch at 33 feet), but does not come with a 360 degree mounting device | More expensive than the GLL40-20G |
| Bosch GPL100-30G | Longest beam length (125 feet), widest self-leveling range (4 degrees), most accurate (+/- 1/8 inch at 50 feet), comes with 360 degree mounting device and carrying case | Most expensive model |
I hope this helps!
Bosch GLL40-20G Pros/Cons and My Thought
The Bosch GLL40-20G is a green-beam self-leveling cross-line laser that is designed for a variety of applications, including hanging pictures, installing shelves, and tiling walls. It has a number of features that make it a good choice for both professional and DIY users, including:
- Automatic leveling: The GLL40-20G self-levels in 4 seconds, so you can get to work quickly and accurately.
- Long beam visibility: The green beams are visible up to 100 feet in bright sunlight, so you can use the GLL40-20G in any condition.
- Multiple line combinations: The GLL40-20G can project two lines independently or combine them into a cross-line for even more versatility.
- Built-in bubble vials: The GLL40-20G has built-in bubble vials for quick and easy levelling, even in uneven surfaces.
- Tough construction: The GLL40-20G is made from durable materials that can withstand the rigors of everyday use.
Here are some pros and cons of the Bosch GLL40-20G:
Pros:
- Accurate and easy to use
- Long beam visibility
- Multiple line combinations
- Built-in bubble vials
- Tough construction
Cons:
- Can be expensive
- Not as portable as some other laser levels
- Beams can be difficult to see in very bright sunlight
Here are some user reviews of the Bosch GLL40-20G:
Positive reviews:
- "This is a great laser level for the price. It's accurate, easy to use, and the green beams are very visible." - Bob
- "I've been using this laser level for a few months now and I'm very impressed. It's made my work much faster and easier." - Sarah
- "This is the best laser level I've ever used. It's accurate, versatile, and built to last." - John
Negative reviews:
- "It's a bit expensive, but it's worth it for the quality." - Mary
- "The beams can be difficult to see in very bright sunlight." - Tom
- "It's not as portable as some other laser levels." - Sue
Overall, the Bosch GLL40-20G is a great laser level for both professional and DIY users. It's accurate, easy to use, and has a number of features that make it versatile and durable. However, it is a bit expensive and the beams can be difficult to see in very bright sunlight.
My thoughts:
I think the Bosch GLL40-20G is a great laser level for most people. It's accurate, easy to use, and has a number of features that make it versatile and durable. However, if you're on a budget or you need a laser level that is very portable, then there are other options that may be a better fit for you.
Bosch GLL40-20G Where To Buy
You can buy the Bosch GLL40-20G laser level from the following retailers:
- Bosch Direct: Bosch sells the GLL40-20G on their website for $399.00. They also offer free shipping on orders over $49.00.
- Walmart: Walmart sells the GLL40-20G for $399.00. They also offer free shipping on orders over $35.00.
- Amazon: Amazon sells the GLL40-20G for $399.00. They also offer free shipping for Prime members.
- Best Buy: Best Buy sells the GLL40-20G for $399.00. They also offer free shipping for orders over $35.00.
- Lowes: Lowes sells the GLL40-20G for $399.00. They also offer free shipping for orders over $45.00.
- eBay: You can find used or refurbished Bosch GLL40-20G laser levels on eBay. Prices vary, but you can often find them for less than $300.00.
For spare parts, you can also purchase them from Bosch Direct or Amazon.
I hope this helps!
Bosch GLL40-20G Problems and Solutions
The Bosch GLL40-20G is a popular self-leveling cross-line laser that is known for its accuracy and durability. However, like any tool, it can develop problems over time. Here are some common issues and solutions for the Bosch GLL40-20G:
- The laser beams blink. This is usually caused by the tool being more than 4 degrees off from level. To fix this, simply adjust the feet of the tool until it is level. The laser beams should then stop blinking and become solid.
- The laser beams are not parallel. This can be caused by the tool not being properly aligned. To fix this, follow these steps:
- Place the tool on a flat surface.
- Turn on the laser and allow it to self-level.
- Use a plumb bob to check if the laser beams are parallel.
- If the laser beams are not parallel, adjust the alignment screws on the tool until they are.
- The laser batteries are low. The Bosch GLL40-20G uses two AA batteries. When the batteries are low, the laser beams will start to flash. To fix this, simply replace the batteries with new ones.
- The laser is not turning on. This can be caused by a number of things, including:
- A loose power cord.
- A faulty battery.
- A problem with the laser module.
- To fix this, check the power cord and make sure it is properly plugged in. If the power cord is properly plugged in, try replacing the batteries. If the laser still does not turn on, you may need to contact Bosch for service.
If you are experiencing any of these problems with your Bosch GLL40-20G, please follow the troubleshooting steps above. If you are still unable to fix the problem, you may need to contact Bosch for service.
Here are some additional tips for preventing problems with your Bosch GLL40-20G:
- Store the tool in a cool, dry place.
- Avoid dropping the tool.
- Keep the laser clean and free of dust.
- Replace the batteries when they are low.
- Inspect the tool regularly for signs of wear and tear.
By following these tips, you can help to extend the life of your Bosch GLL40-20G and prevent problems from occurring.
Bosch GLL40-20G Manual
Safety Information
- Read and understand all instructions before using the Bosch GLL40-20G laser level.
- Keep the laser level out of the reach of children.
- Do not use the laser level in an explosive atmosphere.
- Do not point the laser beam at people or animals.
- Do not use the laser level if it is damaged.
- Always wear safety glasses when using the laser level.
- Do not use the laser level in rain or snow.
- Do not store the laser level in extreme temperatures.
- Dispose of batteries properly.
Before Use
- Make sure that the laser level is level before using it.
- Check the batteries to make sure that they are properly inserted.
- If the laser level is not level, it will not project a straight line.
- If the batteries are low, the laser level will not work properly.
Troubleshooting
- If the laser level is not level, check the bubble level to make sure that it is in the center.
- If the batteries are low, replace them with new batteries.
- If the laser level is still not working properly, contact Bosch customer service.
Maintenance
- Clean the laser level with a soft cloth.
- Do not use harsh chemicals or solvents to clean the laser level.
- Store the laser level in a cool, dry place.
Warranty
The Bosch GLL40-20G laser level is warranted to be free from defects in materials and workmanship for one year from the date of purchase. If the laser level becomes defective during the warranty period, it will be repaired or replaced free of charge.
Contact Information
Bosch Customer Service 1-800-BOSCH99 (1-800-267-2499) www.boschtools.com
Additional Information
- The Bosch GLL40-20G laser level projects two green laser lines, one horizontal and one vertical.
- The laser lines are visible up to 40 feet away.
- The laser level has an accuracy of +5/6 inch at 30 feet.
- The laser level is powered by two AA batteries.
- The laser level comes with a carrying case, a tripod, and a laser detector.
I hope this manual is helpful. Please contact Bosch customer service if you have any questions.
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