LO-TRAC® 300

Configurable, multi-function vehicle axle weighing and low-speed weigh-in-motion system with broad interfacing options and an easy-upgrade design.

  • Measure axle and gross vehicle weight either statically or dynamically
  • Enforce vehicle weight limits and prevent overloaded vehicle transports
  • Utilize LO-WEIGH 100 Windows® to provide a graphical interface and data reporting for the operator


The LO-TRAC® 300 system is a configurable, multi-function, vehicle axle weighing system and low-speed weigh-in-motion system. It provides a highly accurate means of measuring axle and gross vehicle weights either statically or dynamically for the:

  • Enforcement of vehicle weight limits for government authorities
  • Overload prevention for transportation companies

The LO-TRAC 300 is designed to be configurable and can be supplied as a basic control unit interfacing to the Q-Free Axle Weighbeam WB40L. It provides axle weight and gross vehicle weight data with the option to supply additional interfaces to provide full vehicle weight enforcement functions.

If a desktop computer is connected, LO-WEIGH 100 Windows® software is available to:

  • Provide a graphical interface to the operator
  • Print user-specified weight tickets
  • Record data with report generation

The design of the LO-TRAC 300 enables easy system upgrades.

Product sheet

Request more information

Product specifications may change at any time without notice and may not be available in all markets. Contact us for up-to-date information and availability.

Related products


Collect high-speed weight and classification data from free-flow, multi-lane highways.


Detect and classify traffic in free-flow, multi-lane WIM systems.