Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
BOSCH Cross Line Laser: 2 Lines and 0 Dots, Red Beam, 2 Planes, ±5/16 in @ 30 ft Accuracy - Cross-Line Laser Levels
BOSCHCross-Line Laser Levels

BOSCH Cross Line Laser: 2 Lines and 0 Dots, Red Beam, 2 Planes, ±5/16 in @ 30 ft Accuracy

The BOSCH GLL50-20 is a cross-line laser level that projects 2 red beam lines across 2 planes with 0 dots. It features pendulum self-leveling and an accuracy of ±5/16 in @ 30 ft, powered by (2) AA batteries.

SKU 3G-OTH-290045

Brand
BOSCH
Item
Cross Line Laser: 2 Lines and 0 Dots, Red Beam, 2 Planes, ±5/16 in @ 30 ft Accuracy
Category
Cross-Line Laser Levels
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

BOSCH
Manufacturer Part Number
GLL50-20
Type
Red Beam, ±5/16 in @ 30 ft Accuracy, Included
Planes
2
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

BOSCH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BOSCH GLL50-20 is a cross-line laser level that projects 2 red beam lines across 2 planes with 0 dots. It features pendulum self-leveling and an accuracy of ±5/16 in @ 30 ft, powered by (2) AA batteries.

Frequently Asked Questions

What is the BOSCH GLL50-20 cross-line laser used for?

The BOSCH GLL50-20 cross-line laser is used for alignment, leveling, and layout tasks in construction, carpentry, and interior finishing. It projects two red beam lines across two planes, enabling precise squaring and leveling of walls, ceilings, and floors.

What are the specifications of the BOSCH GLL50-20?

The BOSCH GLL50-20 is a red-beam cross-line laser with pendulum self-leveling, accuracy of ±5/16 in @ 30 ft, and two planes. It projects 2 lines and 0 dots, powered by (2) AA batteries. The manufacturer part number is GLL50-20.

Where to buy the BOSCH GLL50-20 worldwide?

3G Electric supplies the BOSCH GLL50-20 cross-line laser to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote tailored to your location and project needs.

How to maintain the BOSCH GLL50-20 laser level?

Keep the BOSCH GLL50-20 clean and store it in its case when not in use. Remove AA batteries during long storage to prevent leakage. Avoid dropping the unit, and periodically check the pendulum self-leveling mechanism for free movement. Calibrate per manufacturer guidelines.

Used in

Common applications for BOSCH
Concrete drilling — Bosch SDS-Max dust extraction attachment (HDC250) for on-surface drilling with HEPA filtration
Demolition and chiseling — Bosch breaker hammer chisel (HS1524) for driving ground rods or breaking concrete
Metal fabrication — Bosch shear blade (3608635000) for cutting steel up to 10 gauge in power shears
Grinding and surface preparation — Bosch dust shroud (TG503) for dust collection during angle grinder use
Rotary hammer maintenance — Bosch wear and tear part set (1617000447) for replacing components in demolition tools
Sanding and finishing — Bosch dust collection kit (OSC005) for oscillating tool sanding with dust extraction

BOSCH Products

3G Electric supplies BOSCH cross-line laser levels. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
BOSCH Cross Line Laser Kit: 2 Lines and 2 Dots, Green Beam, 0 Planes, ±1/8 in @ 30 ft Accuracy (MPN GCL100-80CG). Key specifications — attr935979: 12V Max Li-Ion; attr934757: BOSCH; attr936112: ±1/8 in @ 30 ft; attr936114: Electronic Self-Leveling; attr935981: Case.
BOSCH
BOSCH Cross Line Laser Kit: 2 Lines and 2 Dots, Green Beam, 0 Planes, ±1/8 in @ 30 ft Accuracy (MPN GCL100-80CG). Key specifications — attr935979: 12V Max Li-Ion; attr934757: BOSCH; attr936112: ±1/8 in @ 30 ft; attr936114: Electronic Self-Leveling; attr935981: Case.
BOSCH Cross Line Laser: 2 Lines and 2 Dots, Green Beam, 2 Planes, 100 - 200 ft Range w/o detector (MPN GCL165-42GL). Key specifications — attr935979: Li-Ion; attr934757: BOSCH; attr936112: ±1/8 in @ 30 ft; attr936114: Pendulum Self-Leveling; attr935981: Alkaline Battery Adapter.
BOSCH
BOSCH Cross Line Laser: 2 Lines and 2 Dots, Green Beam, 2 Planes, 100 - 200 ft Range w/o detector (MPN GCL165-42GL). Key specifications — attr935979: Li-Ion; attr934757: BOSCH; attr936112: ±1/8 in @ 30 ft; attr936114: Pendulum Self-Leveling; attr935981: Alkaline Battery Adapter.
BOSCH Leveling and Alignment Laser: 0 Lines and 0 Dots, Red Beam, 3 Planes, Horizontal/Vertical, AA (MPN GLL3-300 / BT 150). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±1/4 in @ 100 ft; attr936114: Pendulum Self-Leveling; attr935981: Case.
BOSCH
BOSCH Leveling and Alignment Laser: 0 Lines and 0 Dots, Red Beam, 3 Planes, Horizontal/Vertical, AA (MPN GLL3-300 / BT 150). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±1/4 in @ 100 ft; attr936114: Pendulum Self-Leveling; attr935981: Case.
BOSCH Plane Laser: 3 Lines and 0 Dots, Green Beam, 3 Planes, 100 - 200 ft Range w/o detector (MPN GLL330-42CGL). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±1/8 in @ 30 ft; attr936114: Pendulum Self-Leveling; attr935981: Target.
BOSCH
BOSCH Plane Laser: 3 Lines and 0 Dots, Green Beam, 3 Planes, 100 - 200 ft Range w/o detector (MPN GLL330-42CGL). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±1/8 in @ 30 ft; attr936114: Pendulum Self-Leveling; attr935981: Target.
BOSCH Line Laser: 0 Lines and 0 Dots, Red Beam, 2 Planes, 100 - 200 ft Range w/o detector, Included (MPN GLL3-330C + BAT414). Key specifications — attr935979: 12V Max Li-Ion; attr934757: BOSCH; attr936112: ±3/32 in @ 30 ft; attr936114: Pendulum Self-Leveling; attr935981: Charger.
BOSCH
BOSCH Line Laser: 0 Lines and 0 Dots, Red Beam, 2 Planes, 100 - 200 ft Range w/o detector, Included (MPN GLL3-330C + BAT414). Key specifications — attr935979: 12V Max Li-Ion; attr934757: BOSCH; attr936112: ±3/32 in @ 30 ft; attr936114: Pendulum Self-Leveling; attr935981: Charger.
BOSCH Laser Level: 3 Lines and 0 Dots, Green Beam, 3 Planes, 100 - 200 ft Range w/o detector (MPN GLL330-80CGL). Key specifications — attr935979: Alkaline; attr934757: BOSCH; attr936112: ±1/8 in @ 33 ft; attr936114: Pendulum Self-Leveling; attr935981: Battery.
BOSCH
BOSCH Laser Level: 3 Lines and 0 Dots, Green Beam, 3 Planes, 100 - 200 ft Range w/o detector (MPN GLL330-80CGL). Key specifications — attr935979: Alkaline; attr934757: BOSCH; attr936112: ±1/8 in @ 33 ft; attr936114: Pendulum Self-Leveling; attr935981: Battery.

More from BOSCH

View all BOSCH parts →
BOSCH Cross Line Laser: 2 Lines and 0 Dots, Green Beam, 2 Planes, ±1/4 in @ 30 ft Accuracy, 2 Lines (MPN GLL50-20G). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±1/4 in @ 30 ft; attr936114: Pendulum Self-Leveling; attr935981: (2) AA Batteries.
BOSCH
BOSCH Cross Line Laser: 2 Lines and 0 Dots, Green Beam, 2 Planes, ±1/4 in @ 30 ft Accuracy, 2 Lines (MPN GLL50-20G). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±1/4 in @ 30 ft; attr936114: Pendulum Self-Leveling; attr935981: (2) AA Batteries.
BOSCH Cross Line Laser: 2 Lines and 2 Dots, Red Beam, ±1/8 in @ 33 ft Accuracy, Horizontal/Vertical (MPN GCL 2-160). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±1/8 in @ 33 ft; attr936114: Pendulum Self-Leveling; attr935981: Case.
BOSCH
BOSCH Cross Line Laser: 2 Lines and 2 Dots, Red Beam, ±1/8 in @ 33 ft Accuracy, Horizontal/Vertical (MPN GCL 2-160). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±1/8 in @ 33 ft; attr936114: Pendulum Self-Leveling; attr935981: Case.
BOSCH Cross-Line Laser: 2 Lines and 0 Dots, Green Beam, 0 Planes, 100 - 200 ft Range w/o detector (MPN GLL50-40G). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±3/16 in @ 30 ft; attr936114: Electronic Self-Leveling; attr935981: Case.
BOSCH
BOSCH Cross-Line Laser: 2 Lines and 0 Dots, Green Beam, 0 Planes, 100 - 200 ft Range w/o detector (MPN GLL50-40G). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±3/16 in @ 30 ft; attr936114: Electronic Self-Leveling; attr935981: Case.
BOSCH Cross Line Laser: 2 Lines and 0 Dots, Red Beam, 0 Planes, ±1/8 in @ 33 ft Accuracy, Included (MPN GLL 55). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±1/8 in @ 33 ft; attr936114: Electronic Self-Leveling; attr935981: Case.
BOSCH
BOSCH Cross Line Laser: 2 Lines and 0 Dots, Red Beam, 0 Planes, ±1/8 in @ 33 ft Accuracy, Included (MPN GLL 55). Key specifications — attr935979: AA; attr934757: BOSCH; attr936112: ±1/8 in @ 33 ft; attr936114: Electronic Self-Leveling; attr935981: Case.
BOSCH Cross Line Laser: 1 Lines and 0 Dots, Green Beam, 2 Planes, 100 - 200 ft Range w/o detector (MPN GLL100-42GL). Key specifications — attr935979: CR123A Lithium; attr934757: BOSCH; attr936112: ±1/8 in @ 30 ft; attr936114: Pendulum Self-Leveling; attr935981: USB-C Charging Cord.
BOSCH
BOSCH Cross Line Laser: 1 Lines and 0 Dots, Green Beam, 2 Planes, 100 - 200 ft Range w/o detector (MPN GLL100-42GL). Key specifications — attr935979: CR123A Lithium; attr934757: BOSCH; attr936112: ±1/8 in @ 30 ft; attr936114: Pendulum Self-Leveling; attr935981: USB-C Charging Cord.