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Line lasers

GLL 3-50 Professional

Line Laser

The convenient solution for all standard levelling and transfer applications

  • Two vertical laser lines, one horizontal laser line, one plumb dot: ideal for a wide range of jobs such as squaring
  • Compact design makes handling simple
  • Rotating mini-tripod with height-adjustable feet and fine adjustment of the vertical line offer great flexibility

Functions & key features

Line configuration
Line accuracy of ± 0.3 mm/m* (*plus use-dependent deviation)
Point accuracy of ± 0.6 mm/m* (*plus use-dependent deviation)
Laser class 2
IP54 dust and splash water protection

Your Selection

  • with 4 x battery (AA), laser target plate
Show variant Available at 1 BOSCH Partners

with 4 x battery (AA), laser target plate 0 601 063 800

GLL 3-50 Professional

Your Selection

GLL 3-50
with 4 x battery (AA), laser target plate

Part Number: 0 601 063 800

not available

Available at 1 BOSCH Partners

Included in this variant

  • Protective Bag
  • L-BOXX inlay for tool
  • 4 x 1.5 V LR6 battery (AA)
  • Laser target plate

Technical data

The most important data

Laser diode 630 – 650 nm, < 1mW
Operating temperature -10 – 40 °C
Storage temperature -20 – 70 °C
Laser class 2
Working range* up to 10 m
Working range with receiver* up to 50 m
Accuracy* ± 0.3 mm/m* (*plus use-dependent deviation)
Working range of laser points, max.* 5 m (bottom)
Self-levelling range ± 4°
Levelling time 4 s
Dust and splash protection IP 54
Power supply 4 x 1.5 V LR6 (AA)
Operating time (max.) 6 h
Tripod thread 1/4", 5/8"
Weight, approx.** 0.94 kg
Colour of laser line red
Color of plumb points red
Projection 3 lines + 1 plumb point
Plumb point accuracy*** ± 0.6 mm/m* (*plus use-dependent deviation)
GLL 3-50

* Plus use-dependent deviation. You can find more information about the deviations in the following link: Technical features of products

** You can find more information about the deviations in the following link: Technical features of products

*** Plus use-dependent deviation. You can find more information about the deviations in the following link: Technical features of products

GLL 3-50 Professional: Further information

Product Highlights

Complex levelling made simple – the easy-to-use cross line laser GLL 3-50 Professional is designed for versatility across all standard levelling and transfer applications. The two vertical laser lines, a single horizontal laser line, and the plumb dot make it easy to tackle an impressive range of jobs. Compactly designed, the GLL 3-50 Professional offers comfortable handling and control. For convenient laser line positioning, it comes with a rotating mini-tripod with height-adjustable feet and fine adjustment of the vertical line.

Equipment & Application

It is suitable for various interior applications such as mounting shelves or windows, as well as installing drainage pipes or wall tiles. A second vertical laser line also makes it ideal for quick squaring.

Additional Information

The GLL 3-50 Professional offers laser lines with up to 10 m working range that can be extended up to 50 m by using the optional LR 2 Professional laser receiver. The plumb dot range is up to 5 m. This cross line laser self-levels in less than 4 seconds. It is robust with IP54 dust and splash water protection.

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