Electronic Dual Slope Rotary Laser System

MODEL #:  99-028K

Designed for the advanced laser user, the 99-028K is feature-packed to tackle any job.  It self-levels both horizontally and vertically, making vertical layout such as fencing, footings,  and drywall track effortless. Its dual-slope mode takes the math out of the equation when checking grade or setting drainage.  It also features a hard-shell contractor's carrying case to hold all system components.  Perfect for flatwork contractors, excavators, and anyone doing vertical or slope work, the 99-028K is the workhorse of the Johnson line.

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  • Horizontal & Vertical electronic self-leveling 

  • 5° dual-slope simplifies grading and concrete flatwork

  • Scan mode simulates a laser line or dot for enhanced visibility

  • Visual and audible alarms when beyond leveling range

  • Tilt indicator alerts operator if the laser is bumped or moved

  • Includes everything to grade or level your job site 

  • Includes full size 13' grade rod

99-028K Includes > Laser, NiMH rechargeable battery pack, alkaline battery compartment (batteries not included), 6.4V battery charger, remote control and 9V battery, detector with clamp and 9V battery, tripod, 13' grade rod, magnetic target, tinted glasses, and hard-shell carrying case

Leveling Method:

Automatic (Electronic)

Laser Wavelength:

635nm±10nm (Red)

Laser Classification:

Class Illa

Maximum Power Output:

≤5mW

Accuracy:

±1/8"/100'

Interior Range:

Up to 200'

Exterior Range:

Up to 1,500 ft. diameter with detector

Remote Range:

Up to 200 ft. diameter with remote

Self-Leveling Range:

±5°

Slope:

±5° Dual

Battery Life:

24 hours NiMH; 40 hours alkaline

Working Temperature:

14°F-113°F

Scanning Modes:

0°, 30°, 60°

Rotation Speeds:

200, 500 RPM

IP Protection Class:

54

Warranty:

3 Years

Dual slope makes this laser ideal for drainage, flatwork, or complex landscaping jobs. The vertical self-leveling makes it equally suitable to aligning posts or footings, or indoors to layout walls or floors. One of our most advanced rotaries, this model is suitable for use in any rotary application!

Replacement 6.4V Battery Adapter
Replacement 6.4V Battery Charger for 40-6529, 40-6532, 40-6534, 40-6539, 40-6543, 40-6544, 40-6551, 40-6552, 40-6590, 40-6662, 99-028k Model: 40-6838 $37.62
Replacement Alkaline Battery Compartment (no batteries) for 40-6529 and 40-6544
Replacement Alkaline Battery Compartment (no batteries) for 40-6526, 40-6529, 40-6534, 40-6544, 40-6590, and 99-028K Model: 40-6857 $7.20
Replacement Hard-Shell Carrying Case for 99-028K Model: 40-6982 $363.24
Replacement NiMH Rechargeable Battery Pack for 40-6529 and 40-6544
Replacement NiMH Rechargeable Battery Pack for 40-6529, 40-6544, 40-6534, 40-6590, and 99-028K Model: 40-6383 $63.00
Replacement Remote Control with Batteries for 40-6540, 40-6550, 40-6522, 40-6529, 40-6544, 40-6545
Replacement Remote Control for 40-6522, 40-6529, 40-6534, 40-6540, 40-6544, 40-6545, 40-6550, and 99-028K Model: 40-6740 $101.78
 

Product Details

Designed for the advanced laser user, the 99-028K is feature-packed to tackle any job.  It self-levels both horizontally and vertically, making vertical layout such as fencing, footings,  and drywall track effortless. Its dual-slope mode takes the math out of the equation when checking grade or setting drainage.  It also features a hard-shell contractor's carrying case to hold all system components.  Perfect for flatwork contractors, excavators, and anyone doing vertical or slope work, the 99-028K is the workhorse of the Johnson line.



99-028K Includes > Laser, NiMH rechargeable battery pack, alkaline battery compartment (batteries not included), 6.4V battery charger, remote control and 9V battery, detector with clamp and 9V battery, tripod, 13' grade rod, magnetic target, tinted glasses, and hard-shell carrying case

Specifications

Leveling Method:

Automatic (Electronic)

Laser Wavelength:

635nm±10nm (Red)

Laser Classification:

Class Illa

Maximum Power Output:

≤5mW

Accuracy:

±1/8"/100'

Interior Range:

Up to 200'

Exterior Range:

Up to 1,500 ft. diameter with detector

Remote Range:

Up to 200 ft. diameter with remote

Self-Leveling Range:

±5°

Slope:

±5° Dual

Battery Life:

24 hours NiMH; 40 hours alkaline

Working Temperature:

14°F-113°F

Scanning Modes:

0°, 30°, 60°

Rotation Speeds:

200, 500 RPM

IP Protection Class:

54

Warranty:

3 Years

Application

Dual slope makes this laser ideal for drainage, flatwork, or complex landscaping jobs. The vertical self-leveling makes it equally suitable to aligning posts or footings, or indoors to layout walls or floors. One of our most advanced rotaries, this model is suitable for use in any rotary application!

Support

Johnson Level Rapid Response Center for Repair and Service
In the U.S., email us at service@johnsonlevel.com or call 888-953-8357 M-F from 9AM-3PM CT.
In CANADA, call 800-346-6682 x347 M-F 8AM-5PM ET.

Rotary Laser Level Instruction Manuals

           99-028K English
           99-028K Spanish
           99-028K French

Other Support

How to Set Up a Rotary Laser Level
List of Authorized Non-Warranty Laser Level Service Centers
Laser Level and Level Full Warranties
All Leveling Product Manuals
Johnson Level Marketing Support
How to Choose a Rotary Laser Level
How to Calibrate a Rotary Laser Level
How to Use a Rotary Laser Level
How to Choose a Rotary Laser Level for Outdoor Use
How to Choose a Laser Level
How to Use a Laser Level
How to Use a Laser Level Outdoors
How to Use a Laser Level to Hang Pictures
How to Use a Laser Level to Level Ground
How to Set Grade with a Laser Level

Replacement Parts

Replacement 6.4V Battery Adapter
Replacement 6.4V Battery Charger for 40-6529, 40-6532, 40-6534, 40-6539, 40-6543, 40-6544, 40-6551, 40-6552, 40-6590, 40-6662, 99-028k Model: 40-6838 $37.62
Replacement Alkaline Battery Compartment (no batteries) for 40-6529 and 40-6544
Replacement Alkaline Battery Compartment (no batteries) for 40-6526, 40-6529, 40-6534, 40-6544, 40-6590, and 99-028K Model: 40-6857 $7.20
Replacement Hard-Shell Carrying Case for 99-028K Model: 40-6982 $363.24
Replacement NiMH Rechargeable Battery Pack for 40-6529 and 40-6544
Replacement NiMH Rechargeable Battery Pack for 40-6529, 40-6544, 40-6534, 40-6590, and 99-028K Model: 40-6383 $63.00
Replacement Remote Control with Batteries for 40-6540, 40-6550, 40-6522, 40-6529, 40-6544, 40-6545
Replacement Remote Control for 40-6522, 40-6529, 40-6534, 40-6540, 40-6544, 40-6545, 40-6550, and 99-028K Model: 40-6740 $101.78