Outsourcing a core R&D function is rarely an easy call. However, with the number of battery devices under test (DUT) always growing, laboratories are getting larger and more complex by the year. Is it worth it to build out and maintain a full in-house battery testing operation? Can you trust an outside partner with confidential new product information and a rapid go-to-market timetable?

Download the FREE eBook

Battery Testing You Can Trust eBook

Dive into these questions and more with our guide on in-house vs. outsourced battery testing.

In this eBook, you’ll learn:

  • How the market is changing (and why that matters)
  • The 4 struggles that might make a company consider outsourcing
  • How independent labs address common concerns
  • Services you can expect from a third-party lab
  • The role of capacity in your decision
  • What makes Energy Assurance different
  • What you need from a partner you can trust

Why Choose Us

Focused Testing

We’re one of the largest battery testing labs for small and medium format in North America with almost 1,000 cycling channels and an environmental chamber capacity of more than 100 cubic feet. 


Expanded Services

We offer not only regulatory but performance testing services for a breadth of batteries, including lithium-ion, to provide product insight and competitive comparison. We aim to be the only battery testing partner you need!


Upfront Transparency

Maintaining complete transparency of our testing procedures ensures our customers are knowledgeable and in control. We ensure you’re always aware of what’s happening throughout battery testing procedures.


Hear what our customers are saying


“Cindy Millsaps and John Copeland, of Energy Assurance, are thought leaders in the lithium ion battery testing space and I know they will always provide the highest level of customer support, while solving complex battery related testing issues, for our PRBA members.”