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Gilbarco Veeder Root Logo

TLS-450 PLUS Automatic Fuel Tank Gauge

With user-friendly navigation, streamlined inventory and compliance reporting, and powerful business analytics, the TLS-450PLUS Automatic Tank Gauge (ATG) is a fuel management tool that allows you to run fueling operations at peak efficiency. And, with frequent releases of operating software for the TLS-450PLUS tank gauge you can be assured that data is secure and software features are routinely updated and enhanced. 

Important Features

Maintain control of your fuelling operations using the automated variance control, leak detection and site management solutions of the TLS-450PLUS to always know the status of your business.

AccuChart™ industry leading automatic calibration ensures best possible data for accurate wet stock management. Third party approved leak detection gives peace of mind that tanks and lines are tight. Remote connectivity on the TLS-450PLUS allows access to information at all times, from anywhere.

Operate at peak efficiency with the TLS-450PLUS monitoring system, managing risk, limiting liability and reducing inventory shortages and site downtime.

Veeder-Root automatic tank gauges are the high quality wet stock management solutions with a long history of reliability and precision. Our products help achieve results that matter and the protection your business deserves.


Number of Tanks Monitored


Number of Tanks Monitored with Business Inventory Reconciliation


Sensor Inputs

99 of any one type

Line Leak Testing

16 lines

High Voltage Outputs


High Voltage Inputs


Low Voltage Inputs


Touch Screen Display

8” Color WVGA LCD




  • Ethernet

  • RS-232

  • RS-485

  • USB

  • SiteFax

  • EDIM

Available Modules

  • Universal Sensor Module

  • Universal Input / Output Module

  • 10 Amp Relay Controller Module


Storage Temperature Range

-40 ° F to 158 ° F (-40 ° C to 70 ° C)

Operating Temperature Range

+32 ° F to 104 ° F (0 ° C to 40 ° C)


18.4 x 11 x 8.8


  • UL, cUL

  • ATEX

  • IECEx

  • Third party certification of leak detection capabilities