STI GEN-TANK Generator Base Tanks

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Compliance Made Simple with Newberry

With a 90-year proven track record and the fastest delivery in the U.S., Newberry’s Generator Sub Base Tanks — GEN-TANKS — are certified to the Steel Tank Institute (STI/ SPFA) specifications. Which means our production is subject to Independent Quality Control Inspections, and your tank is eligible for an Extended Warranty.


Provides sturdy support for your backup or emergency power generator. The rectangular low profile of the GEN-TANK design serves as the structural support for the generator mounting, while providing storage for a complete supply of generator diesel fuel.Meet UL-142 label for Aboveground Storage of Flammable and Combustible Liquids


  • Listed by UL as a Special Purpose Tank
  • Fire-tested construction listed to SwRI 97-04
  • Primary and secondary tank can be tightness tested onsite
  • Primary and secondary tank can be tightness tested onsite
  • Interstitial space can be monitored for leak detection
  • Impermeable to all petroleum products and vapors
  • Stores diesel fuel for emergency and backup generators

Gallery – STI GEN-TANK Generator Base tanks images – click image for larger view.

Newberry offers every tank you need and all necessary tank options including:

  • Emergency & Atmospheric Vents
  • Overfill/Overspill Packages
  • Remote/Direct Pump Packages
  • Pump Platforms
  • Liquid Level & Leak Gauges
  • Fill Caps
  • Dispensers
  • Hose Reel Brackets
  • Ladders
  • Catwalks
  • Handrails
  • High Performance Coatings
  • TurnKey Packages Available (Plug-N-Play)
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