Plane Lasers

GLL3-300 Professional

Plane Lasers

360⁰ Three-Plane Leveling and Alignment-Line Laser

  • Complete level and alignment laser – quickly arranges and squares room layout with three chalk lines in 360° laser planes
  • Built-in VisiMax™ technology – monitors power consumption to maximize line visibility and extend battery life
  • Upgraded diode with a brighter beam – delivers a visible range of up to 200 Ft. diameter
  • Pulse mode – extends the working range up to 300 Ft. diameter and/or in bright lighting, using an optional LR8 or LR 6 receiver
  • BM1 positioning device – clips to multiple surfaces, stands on floor with retractable feet and mounts to drywall or wood with screws for quick and easy setup
  • Smart Pendulum System – self levels and indicates out-of-level condition up to ±4°
  • Manual mode – locks lines for use at any angle
  • Robust over-molded construction – IP54 ensures splash water/dust protection for years of dependable operation
  • Bosch measuring and layout tools are covered by a one year limited warranty with an additional year when you register your tool within eight weeks of purchase - for details, visit https://rb-pt.io/PowerToolWarranty or call 1-877-BOSCH99
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Functions & key features

CAL Guard warns if one of the following cases occurred: 1) Shock events such as drops 2) High temperatures 3) 12-month calibration interval has expired.
Working range up to 300 Ft. diameter with optional receiver.
Works with mounts and tripods using a 1/4"-20 or 5/8"-11 thread mount.
IP 54 - Protected against dust and splashing water from any direction.​
Self-levels, indicates out of level condition by blinking and locks when switched off for secure transport.

GLL3-300 Professional

Technical data

The most important data

Connected No
Height in 5.6 "
IP Rating IP 54
Laser Beam Color Red
Laser Diode Class II 630 – 650 nm
Length in 5.9 "
Leveling Type Self-Leveling, Up to 4°
Material Plastic Composite
Mount Threading 1/4-20, 5/8-11
Note: Packaging content may vary by retailer.
Number of Beams 3
Operating Temperature 14° F / -10° C up to 104° F / 40° C
Range Up to 200-ft. diameter
Weight 1.8 lb
Width in 3.3 "
Works With Laser Receivers, LR 6, LR8, Tripods, BT160, BT170HD, BT300HD, BT 150, Telescoping Pole System, BP350, Telescoping Leveling Rods, GR 16, GR500, Mounts and Positioning Devices, WM 4, BM 1, BM3, LB10, RM 2
Includes (1) GLL3-300 360⁰ Three-Plane Leveling and Alignment-Line Laser
(1) BM1 Positioning Device
(1) Laser Target
(4) AA Batteries
(1) Heavy-Duty Pouch
(1) Hard Carrying Case

GLL3-300 Professional: Further information

Product Highlights

The Bosch GLL3-300 360° Three-Plane Leveling and Alignment-Line Laser features an all-in-one level and alignment solution. This leveling laser provides fast one-spot job setup. It allows users to line up level, align, square and plumb with one setup point by generating three 360° laser planes – one horizontal and two vertical. Featuring an upgraded diode with a brighter beam than previous generation lasers, the GLL3-300 has a visible range of up to 200 Ft. diameter. The leveling laser features pulse mode, extending the working range up to 300 Ft. diameter and/or in bright lighting, using the optional LR8 receiver or LR 6 receiver. The VisiMax™ Technology drives maximum line visibility, and the robust over-molded construction withstand rainy or dusty jobsite conditions. The included BM1 positioning device clips to multiple surfaces and provides quick and easy setup.

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