Rotation lasers
Bosch GRL 400 H laser leveling tool with accessories.
Bosch GRL 400 H laser leveling tool with 360-degree rotation.
GRL 400 H
GRL 400 H
GRL 400 H
Laser leveling tool set up on a tripod at a construction site, person wearing safety equipment.
A person wearing safety equipment uses a laser leveling tool at a construction site.
Laser leveling tool on tripod at construction site, workers wearing safety equipment pour concrete.

GRL 400 H Professional

Rotation Laser

Jobsite-ready – the intuitive, single-button tool for outdoor levelling applications

  • One-button keypad, Electronic Self Levelling functionality, and convenient battery tray
  • Consistently accurate results with an accuracy of ± 2.4 mm at 30m and an ADS shock warning system
  • Withstands harsh conditions of any outdoor jobsite thanks to water and dust protection IP56

Functions & key features

Shock warning
Working range 400 m
Laser class 2
IP56

Your Selection

  • in carrying case with 2 x battery (LR20), receiver
Change variant Find a local dealer

in carrying case with 2 x battery (LR20), receiver 0 601 061 800

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Your Selection

Bosch GRL 400 H laser leveling tool with accessories.
in carrying case with 2 x battery (LR20), receiver

Order number: 0 601 061 800

Find a local dealer

Included in all variants

  • 2 x 1.5 V LR20 battery (D)
  • Non-rechargeable battery compartment
    Order number: 1 609 203 M02
  • Laser Receiver LR 1 Professional
    Order number: 0 601 015 400
  • Carrying case
  • 1 x 9 V block battery (6LR61)

Additional in this variant

  • Bracket
    Order number: 1 608 M00 70F

Your Selection

Bosch GRL 400 H rotary laser leveling tool set.
in carrying case with 2 x battery (LR20), receiver

Order number: 0 615 994 0JY

Find a local dealer

Included in all variants

  • 2 x 1.5 V LR20 battery (D)
  • Non-rechargeable battery compartment
    Order number: 1 609 203 M02
  • Laser Receiver LR 1 Professional
    Order number: 0 601 015 400
  • Carrying case
  • 1 x 9 V block battery (6LR61)

Additional in this variant

  • Rotation Laser GRL 400 H Professional
  • Building Tripod BT 152 Professional
  • Measuring rod GR 2400 Professional

Technical data

Additional data

Dust and splash protection
IP 56
Working range with receiver
400 m (diameter)
Accuracy
± 2.4 mm at 30m
Colour of laser line
red
Laser diode
635 nm, < 1 mW
Operating temperature
-10 – 50 °C
Storage temperature
-20 – 70 °C
Laser class
2
Working range without receiver
20 m (diameter)
Self-levelling range
± 8% (± 5°)
Levelling time
15 s
Rotation speed
600 min-¹
Power supply
2 x 1.5 V LR20 (D)
Weight, approx.
2 kg
Compatible laser receivers
LR 1
Slope function
no
Bosch GRL 400 H rotation laser leveling tool with IP56 protection.

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

GRL 400 H Professional: Further information

Product Highlights

Easy to use and ready to go – the intuitive, single-button GRL 400 H rotary laser is always prepared for use at a moment´s notice when performing outdoor-levelling applications. Its one-button keypad, Electronic Self Levelling functionality, and convenient battery tray enable straightforward work with an easy setup and simple battery replacement – without even moving the tool. With an accuracy of ± 2.4 mm at 30m and an ADS shock warning system that indicates if the tool's position has changed, the GRL 400 H prevents levelling errors and delivers consistently accurate results.

Equipment & Application

From determining cut and fill values for excavation and footings, to levelling concrete forms and landscaping, this tool does an excellent job. This rotary laser is prepared to withstand the harsh conditions of any outdoor jobsite thanks to its water and dust protection IP56.