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Your headquarters for Total Power Solutions

About US 

Tenergy Corporation was established in 2004 in the heart of Silicon Valley, California. As a pioneer in providing total power solutions, Tenergy has enjoyed rapid growth by working closely with our customers to develop comprehensive battery and charger products. Tenergy serves a world-wide spectrum of industry clients through technical strength, innovative products. Our customers benefit from Tenergy’s broad product and technical capabilities in NiMH, Li-Ion, Li-Polymer, LiFePO4 and NiCd batteries, chargers, power management, and other emerging power technologies. Tenergy products touch a wide variety of products in the rechargeable battery market, including industrial, consumer products, storage, transportation, medical, communication, military, and many other special applications.

Our goal is to be our customers' most Flexible, Affordable and Expedient Battery pack partnering choice.  We work closely with our customers to provide an ideal battery or charging solution for each particular circumstance, whether that be industrial, consumer products storage, transportation, medical, communications, military or other. In fact, Tenergy provides best in class service and technical knowledge for both Lithium and Nickel-based battery solutions.  We look forward to helping you with your next project.

Why Choose Tenergy   

Full Range of Products

& Superior Value   

Tenergy continuously invests in the development of more efficient and cost-effective power products to meet the ever-expanding power needs of our customers. We cover a full range of batteries and chargers for AA, AAA, C, D, & 9Vs to other specialty sizes such as 18650, 14500, CR123A and more. Additionally, we have off the shelf and custom battery pack solutions in various voltage, capacities, and chemistries to fit your specific need.

Your Partner in Logistics & Shipping

Whether you have a tight deadline and need delivery fast, need assistance with strict shipping batteries with strict shipping regulations, or require shipping Internationally we work with customers closely to getting products to where you need.

US Technical Support 

We offer full US-based technical support. We're here to assist you with essentially anything (but not limited to):

  • General battery questions for everyday HOME products

  • Technical & Troubleshooting assistance

  • Choosing the correct custom battery and/or chargers for your project/applications

  • Fulfilling Purchase Orders (for School and Business) and more...




Health, safety, and environmental protection standards are important to Tenergy and for our consumers - that’s why we often lead our products in certifications such as UL, UN, IEEE, WPC, CE, FCC, and more.



Tenergy is ISO 9001 certified, approved pack manufacturer by Panasonic and Samsung, TUF approved manufacturer of TUV certified products, and Intertek approved manufacturer of ETL certified product.



Let us help you create customized energy storage solutions that fulfills your unique requirements. We provide a full set of battery design services and manufacture batteries based on your particular needs.


Anchor 1

436 Kato Terrace
Fremont CA 94539

Contact Us

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(510) 687-0388 ex 288

 Business Hours

 (Mon-Fri 9:00AM-5:00PM PST)


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