Bosch Line Laser GLL 5-50 X Professional


In stock



  • Greater Visibility - On front cross for better working performance
  • Compact - Light and easy-to-carry
  • Robust - Thanks to the highly sophisticated Bosch pendulum precision system (PPS) which further enhances tool protection and levelling accuracy
  • Easy to Use – Separate selection buttons for vertical and horizontal lines
  • High Accuracy - providing an accuracy of ± 0.2 mm/m and has a range of up to 50 m distance
  • USES: The measuring tool is intended for indoor use on levelling jobs with the use of horizontal lines, vertical lines and the plumb point.


The Bosch GLL 5-50 X allows for maximum precision thanks to the Bosch Pendulum Precision System. The GLL 5-50 X has better line visibility for increased work efficiency in everyday interior levelling jobs.

Projection of two vertical 90° lines and one horizontal line. Maximum performance and lifetime of the laser diode thanks to Bosch Intelligent Current Management.

BOSCH Professional Tools & Accessories

Bosch Professional Power Tools have been developed with speed, reliability and flawless execution in mind to help users complete the most arduous tasks professionally. It provides a complete solution for every project by having the needed accessories, a mobility system for transportation and storage, service offers and mobile solutions for your smartphone.

Users are assured of full control with this value proposition and results that would exceed customers’ expectations.

BOSCH Calibration Service   

Bosch calibration service ensures extremely high levels of precision in your measuring tools are maintained. Anyone who uses construction laser and levels has to be sure that they function reliably and that they meet the required standards. For this reason, we recommend an annual inspection of your instruments by the Bosch calibration service – which is fast, precise and reliable.

Bosch service centre with its highly qualified personnel and quick lead times is available to you whenever you need it. The calibrations meet the requirements of ISO 9 001(Control of inspection, measuring and test equipment). You will receive a certificate including documentation of all measured values.


Your Calibration Service

  • Instrument is cleaned
  • Measuring accuracy is inspected
  • If necessary: instrument is adjusted
  • Calibration certificate
  • Instrument is returned within 5 working days

Additional information

Weight 0.500 kg
Dimensions 122 × 83 × 129 mm

Line Laser



Model Number:

GLL 5-50 X

Laser Diode:

635 – 650 nm, < 1 mW

Laser Class:


Working Range with Receiver, Value:

5 – 50 m

Working Range of Laser Points, Max.:

5 m (bottom)

Working Range Standard Laser Lines:

15 m

Working Range with Pulse Function:

10 m

Levelling Accuracy:

± 0.2 mm/m

Operating Temperature:

-10 – 45 °C

Storage Temperature:

-20 – 70 °C

Self-Levelling Range

± 3°

Levelling Time:

4 sec

Tripod Thread:


Colour of Laser Line:


Dust and Splash Protection:

IP 54 ( dust and splash-proof)

Power Source:

Battery – Lithium-ion

Power Supply:

4 x 1.5 V LR6 (AA)

Battery Lifetime, Operating Time:

Approx. 24 hrs




• For marking, always use only the centre of the laser point or the laser line; laser point & laser linewidth change with distance
• Laser Viewing Glasses (Accessory); filter out the ambient light making the red light of the laser appear brighter for the eyes
• Working with the Tripod (Accessory); offers a stable, height-adjustable support surface for measuring.
• Working with the Measuring Plate (Accessory); it is possible to project the laser mark onto the floor or the laser height onto a wall. It enhances the visibility of the laser beam at greater distances or in intense sunlight.

Warranty & Support:

1-year warranty

What’s Included in the Package:

• 1 Unit Bosch GLL 5-50 X Professional Line Laser
• Protective Bag
• Tripod adapter (spare part number 1 609 203 C10)
• 4 x 1.5 V LR6 battery (AA)

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