Spectra Precision LR50-MM Laser Machine Display Receiver (NiMH) Magnetic Mount


In stock


In stock

Rugged 360-degree Laser Machine Display Receiver with Built-in Blade Tilt and Excavator Boom Plumb Indicator

The Spectra Precision® Laser LR50 Laser Machine Display Receiver is designed to be used as a stand-alone display receiver on grading and excavating equipment including: dozers, excavators, backhoes, scrapers, and box blades. The easy-to-use LR50 features versatile 360-degree laser reception and works with all types of rotating lasers on all types of machinery for fast, no-hassle setup. Rugged and waterproof, the LR50 receiver withstands all weather environments. Internal isolating shock mounts protect the electronics. The LR50W is designed to be used with the RD20 Wireless Remote Display.

SKU: LR50-MM Category: Tag:


  • Built-in blade tilt indicator helps the operator keep the blade level for increased accuracy and productivity
  • Center on-grade provides an equal amount of grade information above and below on-grade.
    Use on dozers, graders, scrapers and box blades
  • Built-in plumb indicator for fast, accurate grade checking in excavation applications
  • Offset on-grade gives you more range above grade using the entire receiver for more productive excavation
  • Up to six channels of grade information plus directional out-of-beam indictors
  • LR50W links wirelessly to the RD20 in-cab display
  • Two-Year Warranty – Reliability you can count on


 SpecificationsLR20LR30 / LR30WLR50 / LR50WLR60 LR60W
 Number of 
 5-Channel 5-Channel 5-Channel
6-Channel in
Excavating Mode
Center on grade mode
 Fine: 0.20″
 Standard: 0.40″
 Wide: 0.80″
 Fine: 0.20″
 Standard: 0.45″
 Wide: 1.25″
 Fine: 0.20″
 Standard: 0.40″
 Wide: 0.80″
 Setup 0.25″
 Fine: 0.40″
 Standard: 0.80″
 Wide: 1.60″
Offset on grade mode
 Fine: 0.50″
 Standard: 1.0″
 Wide: 2.0″
NA Fine: 0.50″
 Standard: 1.0″
 Wide: 2.0″
 Setup 0.25″
: 0.50″
 Standard: 1.0″
 Wide: 2.0″
Angle Compensation
NANA NA Fine: 0.50″
 Standard: 1.0″
 Blade-Tilt Accuracy NA NA ±0.5°, ±1.5°, ±2.5°NA
 Plumb-Swing Accuracy  ±0.5°, ±1.5°, ±2.5° NA ±0.5°, ±1.5°, ±2.5° Standard: .05″
Angle Compensated
Mode: 1.0 in
 Beam Reception360360360360
 Vertical Reception 86.756.758.75
 LED Battery Life
 Alkaline Bright / Dim
 NiMH Bright / Dim
35 hours50 – 75 hours
40 – 50 hours
45 – 60 hours
30 – 45 hours
45 – 75 hours
40 – 50 hours
 Battery Recharge Time3-43-43-43-4
 Size9.5 x 4.38 x 1.8513.5 x 5.6 x 5.913.5 x 5.6 x 5.915.5 x 5.6 x 5.9
 Receiver Warranty2 Years2 Years2 Years2 Years


  • LR50 Receiver with Holding clamps
  • Magnetic Mount MM-1
  • 4 x C-Cell NiMH Rechargeable Batteries
  • Charger 120 Volt AC and Adapter
  • Protective Receiver Carrying Case
  • Manual

Based on 0 reviews

0.0 overall

Be the first to review “Spectra Precision LR50-MM Laser Machine Display Receiver (NiMH) Magnetic Mount”

There are no reviews yet.

Product Inquiry