
Spectra GL622IR Dual Grade Laser | Professional Surveying System | High-Precision Grade & Elevation
The Spectra Precision GL622IR is a knowledge-dense, turnkey surveying solution engineered for contractors and professionals who require precise slope and elevation control. This dual grade laser system integrates genuine OEM components to ensure high-accuracy measurements and reliable performance across infrastructure, site layout, and machine control applications.
What applications is the Spectra GL622IR best suited for?
This system is optimized for site layout and grading, specifically for establishing elevations for earthwork, foundation footings, and concrete pours. It also provides reliable guidance for machine control on excavators and dozers and accurate leveling for interior construction and large-scale infrastructure projects.
What technical components are included in this professional kit?
The package features the GL622IR Dual Grade Laser, the RC602N Radio Remote Control, and the HL760 Receiver with the C70 adapter. Power is managed via a Q104667 NiMH battery pack with a CH10 worldwide charger, all protected in a 5289-0670 carrying case.
How does the GL622IR enhance job site productivity?
The wireless control capabilities and multiple detection modes allow for efficient single-operator operation and reduced setup times. Its long-lasting NiMH battery system minimizes operating costs and downtime during demanding commercial applications in rugged environments.
| Manufacturer | Spectra |
| Laser Type | Dual Grade Laser |
| Battery Chemistry | NiMH (Nickel-Metal Hydride) |
| Battery Capacity | 10000mAh |
| Remote Model | RC602N |
| Receiver Model | HL760 |
| Adapter | C70 |
Compatible System Accessories
- RC602N Remote Control: Provides wireless radio operation for enhanced efficiency.
- HL760 Receiver: Highly precise digital laserometer for accurate grade detection.
- C70 Adapter: Essential gray clamp with vial for mounting the receiver to grade rods.
- CH10 Worldwide Charger: OEM power adapter for global charging compatibility.
- Q104667 NiMH Battery Pack: High-capacity 10000mAh industrial power source.
- 5289-0670 Carrying Case: Protective housing for the complete laser system and components.

