SCI WLS555 Weigh-On-The-Move (Wireless) Loader Scale System for Wheel Loaders and Skid Steers

The SCI WLS555 is a weigh-on-the-move loader scale system designed for Wheel Loaders and Skid Steers. This scale can export logged data in CSV format for reporting and print load tickets with optional printer addon. 

This scale is not NTEP certified for selling by weight, but the WLS555 is the only scale on the market that can measure loads in volume such as cubic yards (wet or dry).

End users are able to add unlimited materials, attachments, and customers to the scale's database. 

Included with the WLS555 is a Rugged 10" tablet that connects wirelessly to the scale system for ease of use and portability.

Key Features

• Weigh-on-the-move technology — no stopping required during loading
• Typical accuracy of ±1% or better of machine capacity
• Fully wireless system architecture — eliminates cab-to-boom wiring and reduces installation complexity
• No cab-to-boom wiring required — reduces install time, failure points, and maintenance
• Unlimited customers
• Unlimited attachments
• Unlimited materials 
• 10" rugged Android tablet with sunlight-readable display
• Tip off feature
  
• IP67-rated for dust and water protection
• Hydraulic pressure sensor-based weighing system
• Real-time operator feedback and load alerts
• Data logging with export capability (CSV format)
• Compatible with virtually all wheel loaders and skid steers

Ideal Use Cases

• Aggregate and bulk material loading
• Recycling and scrap operations
• Agriculture and commodity handling
• Landscape yards selling aggregate by volume

Specifications

What’s Included

• SCI Smart Controller / I-O Module
• 10" rugged Android tablet with mounting bracket
• Hydraulic pressure sensors (2) with fittings
• Ferrous proximity sensors with mounting brackets
• Power and sensor wiring harness

Optional Accessories

• Wireless thermal printer for load ticket printing

Shipping & Installation Notes

• Designed for fast installation with minimal wiring due to wireless system architecture
• Simple 2-step calibration process supports multiple attachments

FAQ

• How accurate is the WLS555? Typical performance is ±1% or better of machine capacity.
• Is this system truly wireless? Yes — the WLS555 uses a fully wireless architecture, eliminating the need to run wiring between the cab and boom. This significantly reduces installation time and long-term maintenance.
• Does this work on any loader? Yes, it is designed to work with virtually all articulated wheel loaders.
• Do I need internet for it to work? No, the system operates independently and creates its own internal wireless communication.
• Where is it manufactured? USA.
• What warranty comes with it? 3-year manufacturer warranty.

Related SCI Loader Scales

• SCI WLS432 Weigh-On-The-Move Wheel Loader Scale
• SCI WLS430 Static Loader Scale