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Volt Vault™ Frequently Asked Questions

April 8, 2025

Looking for an EV charging solution but don’t know where to start? Here’s everything you need to know about our Volt Vault charging units. Volt Vault Unit Specifics What is a Volt Vault?Volt Vault is a patent-pending natural gas supplied, redeployable EV charger. Its on-site, on demand power generation provides Level 2 and/or Level 3…

U.S. Energy® and PRŪV Mobility Complete EV Testing at Camp Atterbury

March 3, 2025

Appleton, Wis., March 3, 2025 – U.S. Energy®, a leading provider of refined products, alternative fuels, and environmental credits, delivered, set up, and commissioned a Level 3 Volt Vault™ EV charging unit to PRŪV Mobility’s testing facility at Camp Atterbury, Indiana, in just five weeks. Over a 70-day period, the Volt Vault unit provided off-grid,…

U.S. Energy® Launches Its Volt Vault™ EV Charging Product Line

May 20, 2024

Appleton, Wis., May 20, 2024 – U.S. Energy®, a leading provider of refined products, alternative fuels, and environmental credits, formally launched its Volt Vault™ product line at the 2024 Advanced Clean Transportation (ACT) Expo. Housed within a 40-foot shipping container, Volt Vault is a patent-pending EV charging solution that uses (renewable) natural gas to generate electricity…

What Are Your Options for EV Infrastructure Build-Out?

November 9, 2023

As more organizations look to expand electric vehicle (EV) adoption within their owned fleets or provide charging accommodations to employees and customers, many are faced with the same question: how to implement EV infrastructure quickly. To meet 2030 goals, McKinsey & Company reports that the EV charging infrastructure network needs to grow by almost 20…