Is the GLL 50 G green laser really better than a red laser level?

Yes, the green laser beam on the GLL 50 G is up to 4 times more visible to the human eye compared to standard red laser levels. In bright indoor environments, especially rooms with large windows or overhead lighting, the green line is dramatically easier to see, reducing errors and improving productivity.

Can Bosch line lasers be used outdoors on construction sites?

For outdoor use, the GLL 3-80 with pulse mode and a compatible Bosch LR receiver works up to 80 metres. The laser line itself may not be visible in direct sunlight, but the receiver beeps when it detects the laser plane. That lets you do accurate outdoor levelling on construction sites.

Bosch Professional

Bosch Line & Cross Lasers: GLL 50 G, GLL 3-80, GLL 15-12 X Laser Levels

Name: Bosch Line & Cross Lasers: GLL 50 G, GLL 3-80, GLL 15-12 X Laser Levels
Brand: Bosch Professional

Set it once, level the whole room: the Bosch GLL 3-80 projects three 360-degree laser planes (one horizontal, two vertical), so false ceiling grids and partition layouts run without repositioning the tool. The GLL 50 G's green cross line stays visible in bright interiors, up to 4x more visible than red, and works to 50m with a receiver; the GLL 15-12 X is the entry cross-line pick for quick levelling jobs. All self-level within ±4 degrees on a pendulum, warn when knocked out of level, and hold ±0.3mm/m accuracy on standard 1/4" and 5/8" tripod threads. Pulse mode on the GLL 3-80 pairs with a receiver for outdoor work to 80m. Ceiling, tile, and electrical contractors across Noida-NCR run these daily. Stocked at Sector 9, Noida; WhatsApp for price.

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Models Available: GLL 50 G, GLL 3-80, GLL 15-12 XLaser Lines: 2 cross lines (GLL 50 G, GLL 15-12 X), 3x 360° planes (GLL 3-80)Laser Colour: Green (GLL 50 G), Red (GLL 3-80, GLL 15-12 X)Visible Range: Up to 30m (without receiver)

Key Features

GLL 3-80 projects three 360-degree laser planes (1 horizontal + 2 vertical) for full room coverage

GLL 50 G uses green laser diode for up to 4x better visibility than red laser models

Self-levelling pendulum with +/- 4 degree range and automatic out-of-level warning

Working range up to 30m (visible) and 50-80m with line receiver depending on model

Accuracy of +/- 0.3mm/m across all models for professional levelling results

Pulse mode on GLL 3-80 enables use with laser receiver for bright outdoor conditions

Compact design on GLL 15-12 X, ideal entry-level cross line laser for contractors

Universal mounting thread (1/4" and 5/8") compatible with standard tripods and wall brackets

Technical Specifications

Models Available	GLL 50 G, GLL 3-80, GLL 15-12 X
Laser Lines	2 cross lines (GLL 50 G, GLL 15-12 X), 3x 360° planes (GLL 3-80)
Laser Colour	Green (GLL 50 G), Red (GLL 3-80, GLL 15-12 X)
Visible Range	Up to 30m (without receiver)
Range with Receiver	Up to 50m (GLL 50 G), up to 80m (GLL 3-80)
Levelling Accuracy	+/- 0.3mm/m
Self-Levelling Range	+/- 4 degrees
Laser Class	Class 2
IP Rating	IP54 (GLL 50 G, GLL 3-80)
Power Source	4x AA batteries / rechargeable Li-Ion (model dependent)
Mounting Thread	1/4" and 5/8"
Operating Temperature	-10°C to +40°C

Applications

The Line & Cross Lasers is used across a wide range of industrial applications:

Suspended ceiling and false ceiling grid installation with level lines across entire rooms
Partition wall and drywall framing alignment on commercial fit-out projects
Tile layout and floor levelling reference lines for flooring contractors
Electrical switchboard, conduit, and socket alignment on walls
Kitchen and wardrobe cabinet installation, ensuring level and plumb alignment
Window and door frame alignment during new construction and renovation
Plumbing pipe run alignment and slope verification for drainage lines
Industrial equipment and machinery base levelling during commissioning

Industries Served

Construction & BuildingInterior Design & Fit-OutElectrical ContractingPlumbing & HVACCarpentry & JoineryFacility Maintenance

Need Line & Cross Lasers? Get the Best Dealer Price

As your Bosch Professional dealer, Shri Narayan Machinery LLP offers competitive pricing on the full Line & Cross Lasers range. Call us for availability and your best quote.

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C-101, Sector 9, Noida, Uttar Pradesh 201301 | Bosch Professional Dealer

Frequently Asked Questions: Line & Cross Lasers

The Bosch GLL 3-80 is the best choice for false ceiling work because it projects three 360-degree laser planes simultaneously, covering the entire room with horizontal and vertical reference lines. This eliminates the need to reposition the laser and speeds up grid layout significantly on commercial fit-out projects.

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