A comprehensive product group shot of the Bosch GRL4000-80CHK kit featuring the red beam rotary laser, LR40 receiver, CORE18V 4.0 Ah battery, charger, aluminum tripod, grade rod, and hard carrying case.
A studio shot of the Bosch REVOLVE4000 rotary laser level with an illustrated red 360-degree laser line and a digital display showing dual dial-in slope percentages for X and Y axes.
Infographic of the Bosch REVOLVE4000 highlighting key features: electronic self-leveling, red metal cage, disturbance monitor, front battery door, and onboard user interface for intuitive tool control.
A front-facing view of the Bosch GRL4000-80CH rotary laser unit, showcasing the large backlit LCD screen, Bluetooth connectivity icon, and the rugged cage overmold design for jobsite durability.
A perspective view of the Bosch REVOLVE4000 connected rotary laser showing the robust handle design and protective red housing for the self-leveling laser mechanism.
Rear view of the Bosch GRL4000-80CH rotary laser level highlighting the solid blue housing and professional branding, emphasizing its industrial-grade construction for grading and leveling.
A close-up view of the open front battery door on the Bosch rotary laser level with a Bosch CORE18V 4.0 Ah Lithium-Ion battery securely installed in the compartment.
The Bosch LR40 Laser Receiver mounted on its red bracket, featuring a built-in bubble level, digital display, and tactile buttons for X and Y axis slope adjustments.
An angled studio shot of the Bosch LR40 Laser Receiver in blue and black, showing the long reception window for detecting red laser beams over a 4,000-foot range.
A front-facing view of the LR40 Laser Receiver digital screen showing signal indicators, battery status, and precise leveling measurements for outdoor grading applications.
A close-up view of the black laser receiver bracket featuring a built-in circular bubble level and a mounting screw, designed for securing a Bosch laser receiver to a grade rod.
A Bosch BA1 alkaline battery adapter shown with two gold and black D-cell batteries partially inserted, providing a secondary power source for the rotary laser level.
An infographic highlighting the Bosch rotary laser level's performance metrics, showing an accuracy of plus or minus 1/16 inch, a 4,000-foot range, and an IP68 protection rating against dust and water.
A four-panel instructional graphic demonstrating the Bosch rotary laser level's applications in professional grading, concrete foundation work, drop ceiling installation, and dual-slope grading.
An action shot of the Bosch GRL4000-80CH rotary laser level mounted to a wall bracket in a commercial interior, projecting a level line for the installation of metal ceiling grids.
The Bosch REVOLVE4000 rotary laser level mounted on an aluminum tripod at a construction site, with the digital display showing the active slope percentages for site grading.
A construction site view of the Bosch GRL4000-80CH rotary laser mounted on a tripod in the foreground with large concrete retaining walls being built in the background.
A rugged outdoor shot of the Bosch REVOLVE4000 rotary laser level covered in rain droplets on a tripod, demonstrating its IP68 water resistance on a muddy jobsite.
A Bosch warranty graphic for the 18V Rotary Laser Kit outlining a 1-year tool warranty, a 3-year battery warranty, and a 5-year charger warranty, with instructions for online registration.
A comprehensive product group shot of the Bosch GRL4000-80CHK kit featuring the red beam rotary laser, LR40 receiver, CORE18V 4.0 Ah battery, charger, aluminum tripod, grade rod, and hard carrying case.
A studio shot of the Bosch REVOLVE4000 rotary laser level with an illustrated red 360-degree laser line and a digital display showing dual dial-in slope percentages for X and Y axes.
Infographic of the Bosch REVOLVE4000 highlighting key features: electronic self-leveling, red metal cage, disturbance monitor, front battery door, and onboard user interface for intuitive tool control.
A front-facing view of the Bosch GRL4000-80CH rotary laser unit, showcasing the large backlit LCD screen, Bluetooth connectivity icon, and the rugged cage overmold design for jobsite durability.
A perspective view of the Bosch REVOLVE4000 connected rotary laser showing the robust handle design and protective red housing for the self-leveling laser mechanism.
Rear view of the Bosch GRL4000-80CH rotary laser level highlighting the solid blue housing and professional branding, emphasizing its industrial-grade construction for grading and leveling.
A close-up view of the open front battery door on the Bosch rotary laser level with a Bosch CORE18V 4.0 Ah Lithium-Ion battery securely installed in the compartment.
The Bosch LR40 Laser Receiver mounted on its red bracket, featuring a built-in bubble level, digital display, and tactile buttons for X and Y axis slope adjustments.
An angled studio shot of the Bosch LR40 Laser Receiver in blue and black, showing the long reception window for detecting red laser beams over a 4,000-foot range.
A front-facing view of the LR40 Laser Receiver digital screen showing signal indicators, battery status, and precise leveling measurements for outdoor grading applications.
A close-up view of the black laser receiver bracket featuring a built-in circular bubble level and a mounting screw, designed for securing a Bosch laser receiver to a grade rod.
A Bosch BA1 alkaline battery adapter shown with two gold and black D-cell batteries partially inserted, providing a secondary power source for the rotary laser level.
An infographic highlighting the Bosch rotary laser level's performance metrics, showing an accuracy of plus or minus 1/16 inch, a 4,000-foot range, and an IP68 protection rating against dust and water.
A four-panel instructional graphic demonstrating the Bosch rotary laser level's applications in professional grading, concrete foundation work, drop ceiling installation, and dual-slope grading.
An action shot of the Bosch GRL4000-80CH rotary laser level mounted to a wall bracket in a commercial interior, projecting a level line for the installation of metal ceiling grids.
The Bosch REVOLVE4000 rotary laser level mounted on an aluminum tripod at a construction site, with the digital display showing the active slope percentages for site grading.
A construction site view of the Bosch GRL4000-80CH rotary laser mounted on a tripod in the foreground with large concrete retaining walls being built in the background.
A rugged outdoor shot of the Bosch REVOLVE4000 rotary laser level covered in rain droplets on a tripod, demonstrating its IP68 water resistance on a muddy jobsite.
A Bosch warranty graphic for the 18V Rotary Laser Kit outlining a 1-year tool warranty, a 3-year battery warranty, and a 5-year charger warranty, with instructions for online registration.
BOSCH

Bosch REVOLVE4000 Connected Self Leveling Rotary Laser Level Kit GRL4000-80CHK Red Beam 4000-Foot Range grading with CORE18V Battery and Tripod

Only 1 left
SKU: GRL4000-80CHK
$2,149.00 USD

Description

Precision at Massive Scale: The Ultimate 4,000-Foot Grading Solution

The Bosch GRL4000-80CHK REVOLVE4000 Connected Rotary Laser is the definitive solution for large-scale grading and leveling projects. Designed for extreme accuracy in both outdoor and indoor environments, this laser delivers a staggering 4,000-foot working range when paired with the included receiver. Whether you are grading for a foundation, setting drainage slopes, or aligning commercial interiors, the Dual Dial-In Slope feature provides digital precision on both the X and Y axes, ensuring your jobsite meets exact specifications every time.

Built to survive the harshest environments, the REVOLVE4000 features a cage rubber overmold and an IP68 rating, making it fully protected against dust and water immersion. With integrated Bluetooth connectivity, you can control the unit remotely via the Bosch Leveling Remote App, reducing trips to the tripod. The innovative uCAL user-calibration system guides you step-by-step through the verification process, eliminating downtime and providing the confidence that your laser is accurate to ±1/16-inch at 100 feet.

Key Features

  • Dual Dial-In Slope: Adjust slope angles digitally on both X and Y axes for precise grading.
  • uCAL Step-by-Step Calibration: User-guided calibration avoids tool downtime and ensures jobsite accuracy.
  • CORE18V & Dual Power: Powered by advanced CORE18V Li-ion technology with an alkaline adapter included for D-cell backup.
  • Bluetooth Remote Control: Manage sleep mode, slope, and power from your smartphone using the free Bosch Leveling App.
  • IP68 Jobsite Protection: Heavy-duty cage design built to withstand water immersion, dust, and drops.
  • Extreme Range: Delivers high visibility and up to 4,000-ft coverage with the LR40 laser receiver.

What's Included

  • (1) GRL4000-80CH REVOLVE4000 Connected Rotary Laser
  • (1) LR40 Laser Receiver with Mounting Bracket
  • (1) GBA18V40 CORE18V Lithium-Ion 4.0 Ah Battery
  • (1) 18V Lithium-Ion Battery Charger
  • (1) BT170 Heavy-Duty Aluminum Tripod
  • (1) GR13 13-ft Grade Rod
  • (1) BA1 Alkaline Battery Adapter
  • (4) D-Cell Batteries & (2) AA batteries
  • (1) Durable Hard Carrying Case

Specifications

Accuracy ±1/16-in @ 100-ft
Working Range (w/ Receiver) Up to 4,000-ft
Self-Leveling Range ±5 Degrees
Laser Color Red Beam (635nm)
Protection Rating IP68 (Dust & Water)
Battery Technology Bosch CORE18V Li-Ion
Mount Threading 5/8-in - 11
Weight (Tool Only) 47.3 lbs (Kit total)
Connectivity Bluetooth Low Energy
Operating Temp Range 14°F to 122°F

Pro-Tip: To extend the life of your calibration, always store the rotary laser in its hard case with the pendulum lock engaged during transport. When working on vibrating jobsites (near heavy machinery), utilize the app to check for "out-of-level" alerts instantly without leaving your work station.