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Johnson Level & Tool Mfg. Products

Quad-Line® Self-Leveling Cross Line Generator with Plumb Beam

>> Line Laser Guide    >> Line Laser ApplicationsQuad-Line® Self-Leveling Cross Line Generator with Plumb Beam 40-6662

The 40-6662 Quad-Line Self-Leveling Cross-Line Laser w/ Plumb Beam can be set to pulse for use with optional detector and it can rotate 360 degrees.

The 40-6662 Quad-Line Laser has fine adjustment knobs and can level itself within +/-3 degrees for even more accurate leveling.

Accuracy of +/-1/8" at 50 feet with an indoor range up to 200 feet and outdoor range up to 300 feet (with optional detector).

Operates with Rechargeable Battery Pack (included) or 4 "AA" Alkaline Batteries (not included).


  • Projects three vertical lines, two horizontal lines and one plumb-down beam
  • Self-leveling with visual and audible alarms when beyond leveling range
  • Optional manual mode
  • Laser beam can be set to pulse for use with optional detector
  • Locking mechanism protects inner pendulum during transportation
  • 3 Year Warranty
  • Includes: Quad-Line self-leveling line generator with plumb beam, Ni-MH rechargeable battery pack, 6.4 V battery adapter, tinted glasses, magnetic target, instruction manual with warranty card, hard-shell carrying case

40-6662 Specifications:

Leveling Method

Self-Leveling (Pendulum)

Laser Wavelength

635nm +/-10nm (Red)

Laser Classification

Class IIIa

Maximum Power Output



+/-1/8"/50ft. (+/-3mm/10m)

Interior Range

Up to 200' (60m) depending on light conditions

Exterior Range Up to 300' (90m) diameter with optional detector (not included)

Self-Leveling Range

+/-3 degrees

Power Supply

Rechargeable battery pack or 6.4V battery adapter (included) or 4 "AA" alkaline batteries (not included)

Battery Life

Approximately 8 hours continuous use


4.73" x 4.96" x 7.09" (120 x 126 x 180mm)


4lbs. (1.8kg)

Working Temperature

14F to 113F (-10C to +45C)

Center Screw Thread


IP Protection Class



3 Years

 Quad-Line Laser w/ Plumb Beam  



Orders over $300 ship FREE to 48 States

Line Generator Laser Detector with Clamp for 40-6602 & 40-6662 line-generating lasers with pulse
$261.26 $169.95

Line Generator Laser Detector with Clamp -
  • With this laser detector, a line generated pulse laser level can be used both indoors with bright light and/or outdoors in the sunlight where the beams are not visible
  • Audible and visual indicators for precise leveling
  • Clamp attaches to grade rods
  • Use with Johnson AcculinePro® 40-6602 & 40-6662 line-generating lasers with pulse
  • Includes: Laser detector, 9V battery, clamp, instruction manual with warranty card

Contractor Grade Tripod/Grade Rod Kit
$168.58 $129.95

Contractor Grade Tripod/Grade Rod Kit -
  • Contractor Grade Tripod is made of durable aluminum construction with extendable legs & Carrying Strap
    • Feet have sharp metal points for use outdoor and removable rubber covers for use indoors
    • Tripod has quick connection for 5/8" – 11 threaded lasersContractor Grade Tripod/Grade Rod Kit Closeup view
    • Tripod working range is 4' to 5' (nominal length)
  • 13' Aluminum Grade Rod is constructed of heavy duty aluminum with silver anodized finish
    • Grade rod increments are in feet/tenths on front and feet/inches on back

Johnson laser levels, spirit levels, construction measuring and marking tools - JobSite Tough Since 1947

Tools for Electricians


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