KRL-540 Rotary Laser Self leveling- The Ultimate Tool for Precision Grading

The Lazer rrotullues KRL-540 with Self-Leveling technology is engineered to deliver unmatched accuracy for professional terrain grading and construction layout. As a premium Rotary Laser for grading terrain, this instrument features an advanced Rotary Laser Self leveling mechanism with ±5° compensation range that automatically corrects misalignment, ensuring precise measurements within seconds of setup. When paired with our high-sensitivity rotary laser receiver, the system achieves an impressive 800-meter working range, making it ideal for large-scale projects requiring consistent elevation control.

Designed for demanding job site conditions, this Rotary Laser Self leveling system combines rugged IP66-rated construction with exceptional optical performance. The bright rotating laser beam provides 360° coverage, while the included rotary laser receiver features both visual and audio signals for reliable detection in all lighting conditions. Whether you’re working on road construction, foundation leveling, or landscape grading, the KRL-540 stands out as the most versatile Rotary Laser for grading terrain in its class.

The complete Rotary Laser Self-leveling kit includes our premium LR-200 rotary laser receiver with digital display, heavy-duty tripod, grade rod, and protective carrying case. With dual slope functionality (±10%), 40-hour battery life, and simple single-button operation, the KRL-540 streamlines workflow while maintaining ±1.5mm accuracy at 30 meters. For contractors who demand both speed and precision in their Rotary Laser for grading terrain applications, this self-leveling system delivers professional results project after project.

Why Professionals Choose the Lazer rrotullues KRL-540:

This KRL-540 Rotary Laser Self leveling represents the perfect combination of precision and durability. The Rotary Laser Self leveling IP-rated waterproof design ensures reliable performance in the toughest conditions, while its advanced features streamline workflow efficiency. Whether you’re working on commercial construction, civil engineering projects, or industrial installations, the KRL-540 Rotary Laser Self leveling delivers the accuracy and reliability professionals demand.

Model parameter comparison of different rotary laser instruments

Item Number	Beam	Horitonal	Vertical	Top point	Bottom point	Handle	Bubble
KRL-405R	Red Beam	✔				Single handle	1 independent bubble + 1 round bubble
KRL-405G	Green Beam	✔				Single handle	1 independent bubble + 1 round bubble
KRL-410R	Red Beam	✔	✔	✔		Single handle	1 independent bubble + 1 round bubble
KRL-410G	Green Beam	✔	✔	✔		Single handle	1 independent bubble + 1 round bubble
KRL-420G	Green Beam	✔	✔	✔	✔	Double handle	1 independent bubble + 1 round bubble
KRL-420R	Red Beam	✔	✔	✔	✔	Double handle	1 independent bubble + 1 round bubble
KRL-440R	Red Beam	✔	✔	✔	✔	Four Handle	1 independent bubble + 1 round bubble
KRL-440G	Green Beam	✔	✔	✔	✔	Four Handle	1 independent bubble + 1 round bubble
KRL-540G	Green Beam	✔	✔	3 independent long blisters		Four Handle	3 independent long blisters
KRL-540R	Red Beam	✔	✔	3 independent long blisters		Four Handle	3 independent long blisters
KRL-640R	Red Beam	✔	✔	3 independent long blisters		Four Handle	3 independent long blisters
KRL-640G	Green Beam	✔	✔	3 independent long blisters		Four Handle	3 independent long blisters

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The KRL-540 Rotary Laser Self leveling features an advanced self leveling rotary laser system with dual-axis electronic sensors and gyroscopic stabilization, delivering industry-leading ±0.35mm/10m accuracy. With a wide ±5° leveling range, it automatically compensates for uneven surfaces in seconds, ensuring perfect alignment.

The rotary laser IP-rated waterproof design boasts IP66 protection – completely dustproof and resistant to powerful water jets.

Combined with its operating temperature range of -20℃ to +60℃, this makes the KRL-540 ideal for:

Outdoor construction sites

Harsh weather conditions

Demanding industrial environments

Underground and tunneling applications

Enhanced Productivity Features

Variable rotation speeds (0-1500rpm) for optimal visibility

Multiple scan modes (15°/45°/90°/180°) for different applications

Long-range RC200 remote control (300m operation)

Extended 15-20 hour battery life with replaceable lithium power

App-enabled calibration for easy maintenance

KRL-540 Rotary Laser Self leveling

KRL-540 rotary laser receiver Specifications

Laser type	KRL-540HVR Pro	KRL-540HVG Pro
Laser type/wavelength	Red laser (635nm-30mw)Upper/Lower Dot	Green laser (515nm-30mw)Upper/Lower Dot
Leveling way	Electronic leveling (2 gyroscope + 3individual electronic sensor)
Leveling range	±5°
Leveling accuracy	±0.35mm/10m
Working dia (UsingLP500)	≥1000m
Working dia (UsingLP700)	≥800m
Working temperature	-20℃～+60℃
Laser rotation speed	0/300/600/1000/1500rpm (Permanent magnet brushless hollow motor)
Area scan	15°/45°/90°/180°
Tilt setting	Two-way
Slope operation	Use the RC200 remote control
Main unit operation	12 keys /5 lights (Sync with remote control signal)
Remote control operation	12 keys /5 lights（Synchronize with host signals Remote control distance ≥300m)
Power supply method	Lithium (Single section replaceable) AC direct supply
Lithium working time	15-20H (Longer working time battery for option)
Calibration method	Remote control /APP
Packaging	Plastic box
Size	Length 215 Width 215 Height 232(mm)
Protection grade	IP66
Fall height	1M Main Machine only
Setting slop range	±10%