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Bosch GLL Line Laser

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The Bosch GLL Line Lasers are professional self-levelling laser tools available in multiple models: GLL 2 (2-line, 10m), GLL 2-15 (2-line, 15m, IP64), GLL 2-20 (2-line, 20m, IP65), GLL 3-15 (3×360°, 15m), GLL 5-50 (2-line, 50m with receiver), GLL 3-80 (3×360°, 80m), and GLL 3-80G (3×360°, green laser, 80m). Models feature IP54-IP65 protection, self-levelling up to ±4°, and pendulum lock for transport. Green laser models (GLL 2-15G, GLL 3-80G) offer up to 4x brighter lines. Suitable for electricians, plumbers, carpenters, tilers, and general contractors.

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Categories: HAND TOOLS, Measuring Tools (Tapes, Levels, Calipers) Tags: alignment tool, Bosch GLL, Bosch Professional, Construction Laser, Cross Line Laser, Green Laser Level, Laser Level, Levelling Tool, Line Laser, Self-Levelling Laser

Description

Table of Contents

Bosch GLL Line Laser

PRIMARY USES

1. Levelling and Alignment for Construction and Renovation

Primary Use: A self-levelling line laser tool (available in 2-line, 3-line, and 360° models) used for projecting horizontal, vertical, and cross lines onto surfaces. Essential for aligning fixtures, installing suspended ceilings, laying tiles, and squaring up walls during construction and renovation.

How it helps: For electricians, plumbers, tilers, and carpenters, the line laser eliminates the need for chalk lines and manual levelling with spirit levels. The self-levelling pendulum system automatically levels within ±4° in seconds. The GLL 2 and GLL 2-15 models project two lines (horizontal and vertical) for basic alignment tasks. The GLL 3-15 and GLL 3-80 models project three 360° lines for full room coverage. The GLL 2-20 offers a 20m working range, while the GLL 5-50 provides a 50m range with a receiver. The GLL 3-80G features green laser technology for up to 4x better visibility than red beams.

2. Indoor Installation and Fit Out

Primary Use: Projects reference lines for installing electrical sockets, light fittings, partition walls, kitchen cabinets, and bathroom fixtures.

How it helps: Downlight layouts are lined up in seconds, and level datum lines for GPOs and data-point rough-ins make marking out a breeze. The GLL 2 and GLL 2-15 models are ideal for applications with short working ranges such as hanging shelves and laying drainage pipes. The GLL 2-20 and GLL 5-50 models are suited for larger spaces requiring extended range.

3. Tiling, Flooring, and Wall Preparation

Primary Use: Projects laser lines for tile layouts, floor levelling, and wall squaring.

How it helps: The tool ensures tile lines are perfectly square and level, reducing waste and rework. The GLL 3-15 and GLL 3-80 models provide complete 360° coverage for full-room layout. The GLL 3-80G offers 80m range with receiver for large areas.

4. Outdoor and Long-Distance Work

Primary Use: With an optional laser receiver, the working range can be extended significantly for outdoor applications.

How it helps: For super-long hallways or large warehouses, you can extend the working range of compatible models with a receiver. The GLL 5-50 offers 50m range with receiver for outdoor use. The GLL 3-80G extends to 80m with receiver.

SECONDARY USES

1. Squaring Walls and Checking Plumb: The vertical line ensures walls are plumb, essential for partition wall installation and structural work.

2. Fixture Alignment: Ensures sockets, switches, and lights are aligned at consistent heights.

3. Pipe and Duct Installation: Projects reference lines for drainage pipes, ventilation ducts, and plumbing runs.

4. Staircase Construction: Ideal for stair building, aligning treads and risers.

About brand

**Bosch** is a leading German brand founded in **1886**, renowned for its high-quality, innovative, and reliable engineering solutions. In the hardware industry, Bosch is best known for its durable power tools, measuring equipment, and accessories, trusted by professionals and DIY users worldwide. With a strong focus on performance, precision, and innovation, Bosch continues to set the standard for quality in construction, manufacturing, and home improvement.

KEY PRODUCT FEATURES

1. BASIC IDENTIFICATION ATTRIBUTES

Device Type: Self-levelling line laser; not a medical device.
Designation:
- Bosch GLL 2 (2-line, 10m)
- Bosch GLL 2-15 (2-line, 15m)
- Bosch GLL 2-20 (2-line, 20m, IP65)
- Bosch GLL 3-15 (3x360°, 15m)
- Bosch GLL 5-50 (2-line, 50m with receiver)
- Bosch GLL 3-80 (3x360°, 80m)
- Bosch GLL 3-80G (3x360°, green laser, 80m)
Laser Lines: 2 lines (horizontal + vertical) or 3 x 360° lines (horizontal + 2 vertical)
Laser Diode: 630-650nm (red) / 500-540nm (green), <1mW to <10mW
Laser Class: Class 2
Self-Levelling Range: ±3° to ±4°
Levelling Time: 4-6 seconds
IP Rating: IP54, IP55, IP64, or IP65
Country of Origin: China

2. TECHNICAL & PERFORMANCE PROPERTIES

Primary Action: Projects self-levelling horizontal, vertical, or cross laser lines via pendulum system.
Laser Technology: VisiMax™ technology for maximum line brightness .
Range: 10m to 80m with receiver (specific to model) .
Accuracy: ±0.3mm/m to ±0.6mm/m.
Power Supply: 2-4 x AA batteries; some models support Dual Power Source with Li-Ion battery pack .
Protection: Various IP ratings for dust and water protection .
Drop Protection: Rubber overmolded housing for impact resistance .
Smart Pendulum System: Self-levels, indicates out-of-level condition, locks pendulum when switched off .
Mount Threading: 1/4" and sometimes 5/8" for tripods.

3. PHYSICAL & OPERATIONAL PROPERTIES

Preparation: Insert batteries. Place tool on a stable surface or mount on tripod/L-bracket. Select output line(s).
Usage Instructions: Switch on tool; pendulum self-levels within seconds. Select horizontal, vertical, or cross lines using keypad. For outdoor use or long distances, use a laser receiver.
Storage Conditions: Store in a dry, secure place within -20°C to +70°C .
Cleaning: Clean housing with soft, dry cloth. Clean laser windows carefully without scratching.
Tripod Thread: 1/4" and 5/8" threads for compatibility with various tripods .
Smart Pendulum System: Automatically levels within ±4°; indicates out-of-level condition with audible or visual alert .

4. SAFETY & COMPLIANCE ATTRIBUTES

Safety Classification: Class 2 laser product (≤1mW or <10mW). Avoid direct eye exposure. Do not point at people or animals.
Laser Safety: Complies with IEC 60825-1 standard.
Environmental Protection: IP54 to IP65 protection against dust ingress and water jets/splashes .
Regulatory: Complies with relevant CE and UKCA standards.
Battery Safety: Use only recommended battery types. Do not short-circuit or dispose of in fire.

5. STORAGE & HANDLING ATTRIBUTES

Storage: Store in a dry, secure place. Remove batteries if storing for extended periods.
Inspection: Regularly inspect device for damage. Check laser windows for cleanliness.
Usage: Do not use in explosive atmospheres. Do not use without proper mounting on unstable surfaces.
Transport: Pendulum locks automatically when switched off for secure transport.

SAFETY HANDLING PRECAUTIONS

1. SAFETY PRECAUTIONS

Laser Safety: This device is a Class 2 laser product. Do not stare directly into the laser beam. Do not point the laser at mirrors, reflective surfaces, or into the eyes of people or animals.

Environmental Safety: Do not use the tool in rain or wet conditions (except IP-rated models for splashes/water jets). Avoid extreme temperatures.

Battery Safety: Use only recommended batteries. Do not mix old and new batteries. Remove batteries if device will not be used for long periods.

Operational Safety: Ensure the tool is placed on a stable surface or securely mounted. Self-levelling range is up to ±4°; if exceeding this range, tool will not self-level .

Maintenance: Clean laser windows regularly with a soft cloth. Do not use aggressive cleaning agents. Have repairs performed only by authorised service centres.

Training requirement: Operators should be familiar with basic laser functions and safety precautions. Supervisors should ensure all safety protocols are followed, particularly regarding laser safety.

2. FIRST AID MEASURES

Eye Exposure (laser beam): If laser beam enters the eye, close eyes and turn head away immediately. If irritation persists, seek medical attention.

Skin Contact: Generally not harmful. If irritation develops, wash with soap and water.

Battery Leakage: Avoid skin contact with battery acid. Wash affected area with soap and water. Seek medical attention if irritation occurs. If acid enters eyes, rinse with plenty of clean water for at least 15 minutes and seek immediate medical attention.

Inhalation: Not applicable for normal use.

Ingestion: Not applicable for normal use.

3. FIRE FIGHTING MEASURES

Flammability: Device housing is not highly flammable but may burn if exposed to fire. Batteries may leak or rupture if exposed to high temperatures.

Extinguishing Media: Use water spray, foam, dry chemical powder, or carbon dioxide (CO₂) for fires involving tools.

Fire Response: In event of fire, evacuate the area and call emergency services. Use appropriate extinguishers. Do not inhale fumes from burning batteries or plastics.

Bosch GLL Line Laser

Bosch GLL Line Laser

PRIMARY USES

1. Levelling and Alignment for Construction and Renovation

2. Indoor Installation and Fit Out

Primary Use: Projects reference lines for installing electrical sockets, light fittings, partition walls, kitchen cabinets, and bathroom fixtures.

3. Tiling, Flooring, and Wall Preparation

Primary Use: Projects laser lines for tile layouts, floor levelling, and wall squaring.

How it helps: The tool ensures tile lines are perfectly square and level, reducing waste and rework. The GLL 3-15 and GLL 3-80 models provide complete 360° coverage for full-room layout. The GLL 3-80G offers 80m range with receiver for large areas.

4. Outdoor and Long-Distance Work

Primary Use: With an optional laser receiver, the working range can be extended significantly for outdoor applications.

How it helps: For super-long hallways or large warehouses, you can extend the working range of compatible models with a receiver. The GLL 5-50 offers 50m range with receiver for outdoor use. The GLL 3-80G extends to 80m with receiver.

SECONDARY USES

1. Squaring Walls and Checking Plumb: The vertical line ensures walls are plumb, essential for partition wall installation and structural work.

2. Fixture Alignment: Ensures sockets, switches, and lights are aligned at consistent heights.

3. Pipe and Duct Installation: Projects reference lines for drainage pipes, ventilation ducts, and plumbing runs.

4. Staircase Construction: Ideal for stair building, aligning treads and risers.

1. BASIC IDENTIFICATION ATTRIBUTES

Device Type: Self-levelling line laser; not a medical device.

Designation:

Bosch GLL 2 (2-line, 10m)

Bosch GLL 2-15 (2-line, 15m)

Bosch GLL 2-20 (2-line, 20m, IP65)

Bosch GLL 3-15 (3x360°, 15m)

Bosch GLL 5-50 (2-line, 50m with receiver)

Bosch GLL 3-80 (3x360°, 80m)

Bosch GLL 3-80G (3x360°, green laser, 80m)

Laser Lines: 2 lines (horizontal + vertical) or 3 x 360° lines (horizontal + 2 vertical)

Laser Diode: 630-650nm (red) / 500-540nm (green), <1mW to <10mW

Laser Class: Class 2

Self-Levelling Range: ±3° to ±4°

Levelling Time: 4-6 seconds

IP Rating: IP54, IP55, IP64, or IP65

Country of Origin: China

2. TECHNICAL & PERFORMANCE PROPERTIES

Primary Action: Projects self-levelling horizontal, vertical, or cross laser lines via pendulum system.

Laser Technology: VisiMax™ technology for maximum line brightness .

Range: 10m to 80m with receiver (specific to model) .

Accuracy: ±0.3mm/m to ±0.6mm/m.

Power Supply: 2-4 x AA batteries; some models support Dual Power Source with Li-Ion battery pack .

Protection: Various IP ratings for dust and water protection .

Drop Protection: Rubber overmolded housing for impact resistance .

Smart Pendulum System: Self-levels, indicates out-of-level condition, locks pendulum when switched off .

Mount Threading: 1/4" and sometimes 5/8" for tripods.

3. PHYSICAL & OPERATIONAL PROPERTIES

Preparation: Insert batteries. Place tool on a stable surface or mount on tripod/L-bracket. Select output line(s).

Usage Instructions: Switch on tool; pendulum self-levels within seconds. Select horizontal, vertical, or cross lines using keypad. For outdoor use or long distances, use a laser receiver.

Storage Conditions: Store in a dry, secure place within -20°C to +70°C .

Cleaning: Clean housing with soft, dry cloth. Clean laser windows carefully without scratching.

Tripod Thread: 1/4" and 5/8" threads for compatibility with various tripods .

Smart Pendulum System: Automatically levels within ±4°; indicates out-of-level condition with audible or visual alert .

4. SAFETY & COMPLIANCE ATTRIBUTES

Safety Classification: Class 2 laser product (≤1mW or <10mW). Avoid direct eye exposure. Do not point at people or animals.

Laser Safety: Complies with IEC 60825-1 standard.

Environmental Protection: IP54 to IP65 protection against dust ingress and water jets/splashes .

Regulatory: Complies with relevant CE and UKCA standards.

Battery Safety: Use only recommended battery types. Do not short-circuit or dispose of in fire.

5. STORAGE & HANDLING ATTRIBUTES

Storage: Store in a dry, secure place. Remove batteries if storing for extended periods.

Inspection: Regularly inspect device for damage. Check laser windows for cleanliness.

Usage: Do not use in explosive atmospheres. Do not use without proper mounting on unstable surfaces.

Transport: Pendulum locks automatically when switched off for secure transport.

1. SAFETY PRECAUTIONS

Laser Safety: This device is a Class 2 laser product. Do not stare directly into the laser beam. Do not point the laser at mirrors, reflective surfaces, or into the eyes of people or animals.

Environmental Safety: Do not use the tool in rain or wet conditions (except IP-rated models for splashes/water jets). Avoid extreme temperatures.

Battery Safety: Use only recommended batteries. Do not mix old and new batteries. Remove batteries if device will not be used for long periods.

Operational Safety: Ensure the tool is placed on a stable surface or securely mounted. Self-levelling range is up to ±4°; if exceeding this range, tool will not self-level .

Maintenance: Clean laser windows regularly with a soft cloth. Do not use aggressive cleaning agents. Have repairs performed only by authorised service centres.

Training requirement: Operators should be familiar with basic laser functions and safety precautions. Supervisors should ensure all safety protocols are followed, particularly regarding laser safety.

2. FIRST AID MEASURES

Eye Exposure (laser beam): If laser beam enters the eye, close eyes and turn head away immediately. If irritation persists, seek medical attention.

Skin Contact: Generally not harmful. If irritation develops, wash with soap and water.

Battery Leakage: Avoid skin contact with battery acid. Wash affected area with soap and water. Seek medical attention if irritation occurs. If acid enters eyes, rinse with plenty of clean water for at least 15 minutes and seek immediate medical attention.

Inhalation: Not applicable for normal use.

Ingestion: Not applicable for normal use.

3. FIRE FIGHTING MEASURES

Flammability: Device housing is not highly flammable but may burn if exposed to fire. Batteries may leak or rupture if exposed to high temperatures.

Extinguishing Media: Use water spray, foam, dry chemical powder, or carbon dioxide (CO₂) for fires involving tools.

Fire Response: In event of fire, evacuate the area and call emergency services. Use appropriate extinguishers. Do not inhale fumes from burning batteries or plastics.

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