Custom Lithium Battery Solutions

The Best of Both Worlds: Our Innovative Technology Built To Your Product Standards

Batteries are not one size fits all and at RELiON, we want to be able to help you come up with a custom solution that is the right battery for your needs. Stock batteries may not fit, or more energy or power is required to keep your applications running at top capacity. With our team of experienced engineers, we are able to design and manufacture a custom solution that works for you by utilizing design inputs to ensure proper chemistry, system design, safety and communications.

Interested in receiving information regarding a specific application or learning more about a customized power system? Our team of engineers are ready to work with you to find the perfect solution.

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Engineering Excellence

Because lithium batteries contain much more sophisticated technology than their lead-acid counterparts, designing, engineering, testing, and manufacturing high quality lithium batteries requires niche and highly technical expertise, skills, and experience. RELiON’s engineering and manufacturing teams have honed their lithium battery expertise over the past several decades and have a proven track record to stand behind.

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Industry Standards

Lithium batteries must have safeguards built in to withstand the physical and environmental hazards encountered during shipping and throughout their lifetimes. Our commitment to safety and environmental sustainability for all our products is why why we spend the extra time and expense to certify our batteries to the highest standards, including UL, UKCA, CE, IEC and UN38.3.


Built into every RELiON lithium battery is a premium reputation we’ve worked years to develop. By developing innovative, efficient lithium power solutions that deliver on our promise of reliability, performance, and freedom, we know we can achieve our customer’s long-term energy goals—while making the planet a better place.

Invested in Our Future, And Yours

At RELiON, we’re dedicated to providing clean, green reliable power for a variety of applications. When you’re looking for a trustworthy partner to build your custom product, let our experts reduce development risk and bring a high-quality product to market faster for you. Whatever your energy needs, we’re ready to meet the demand. So, go ahead. Challenge your limits.

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