We earn commissions from purchases

Battery Brands: See All Your Options

When choosing a battery for solar power systems, one has to pay attention to certain aspects such as the designated use, number of recharge cycles and even the warranty. They have created a list of the battery brands for solar powered systems so that you can select a unit which will last longer and continue providing uninterrupted service.


Fimer is an Italian company that has recently expanded their product line into solar batteries. The REACT battery, which is designed to be compatible with most residential solar applications, uses battery cells that are manufactured by Samsung in South Korea. The battery comes with a warranty of 5 + 5 years or 3,650 cycles, and has $290 million in annual revenue.


East-Penn Batteries was founded in 1946 by DeLight Jr., and is based in Bowers, PA. East-Penn provides the highest quality battery solutions to maximize the efficiency, sustainability and performance of renewable energy systems. The company’s innovative Deka Ultrabattery brings advanced lead battery technology to today’s highly intelligent energy management systems.

Solar batteries are engineered and tested to provide reliable back-up power for Photovoltaic (PV) and renewable energy applications.

Eguana Technologies

Since its founding in 1996, Eguana Technologies has been designing and manufacturing energy storage systems for residential and small commercial markets. Their high-performance all-in-one energy storage solutions are designed to be easily installed, with minimal downtime and hassle.

solar panel with battery

Eguana is able to consistently deliver proven, durable, high-quality solutions from their manufacturing facilities in North America, Australia, and Europe.

Fortress Power

Fortress Power is the leading manufacturer of high-quality and durable lithium iron batteries providing clean energy storage solutions for its users. The Fortress Power battery systems are designed for businesses and homeowners that want to power their homes with 100% clean, renewable energy.

Fortress Power is located in Southampton, Pennsylvania, United States and has a 10-year warranty and is located within the Research Triangle Park in Durham, North Carolina, where cleantech businesses thrive.

FNS Power

FNS Power, a wholly owned subsidiary of Sacred Sun, was founded in 2010 with a vision to provide clean, renewable energy at an affordable price. Since its inception, over 3 million batteries have been deployed in more than 100 countries and more than 400 countries. In 2016, FNS launched as a public company on the Frankfurt German stock exchange.

As the demand for renewable energy continues to grow, so does FNS Power and its mission to provide clean, sustainable energy around the globe.


Sonnen started in a small town in Southern Germany to develop safe, reliable and affordable battery storage solutions while working to make solar production cheaper by increasing access to local energy. They believe that sustainable energy is possible through innovation.

lead acid rechargeable battery

Their first product was the Sunny Boy Storage System, which they continue to innovate and develop other solutions for a more sustainable future—offering a ten-year full warranty.


Homegrid manufactures high-quality batteries for residential, commercial, and industrial applications. Their LFP batteries are more environmentally friendly than other battery compositions due to their sustainable sourcing process, increased lifespans, and better performance over time. Better yet, these innovative batteries are safer than conventional options due to improved thermal control.

Electriq Power

Electriq Power is an award-winning American company that develops premier smart home battery storage solutions. They were set up in 2014, and their first lab was in San Leandro, CA.

In 2015, they built their first energy storage prototype, which was completed after almost 4 months of testing. They have a 10-year product warranty for all of their batteries that would be unmatched by any other energy storage solution on the market today.

Related Articles:

Panel Brands

Inverter Brands

Mounting Brands

Performance Monitoring Brands

Primus Power

Primus Power offers long-duration, fade-free energy storage solutions for the smart grid. Their flow batteries are shipped to the U.S. and international commercial/industrial, data centre, microgrid, and utility customers.

The company was founded in 2009 in Silicon Valley, with a subsidiary in Asia. They have a Limited (1) Year Warranty from the date of purchase to the original purchaser against manufacturing defects. In the past year, they have had revenue of $14.8M annually.


Tesla Powerwall is a rechargeable lithium-ion battery designed to store energy from the sun, your utility company, and your solar panels. The batteries can be mounted on the wall or floor of your garage, saving space and making it easy for anyone to install.

Powerwall delivers electricity to cover your basic energy needs and is a way to get off the grid entirely if you want.


The Panasonic Home Energy Storage System is a home battery designed to store solar energy or energy from the grid so that you can use it anytime you want—at night or during an outage. The battery has a 10-year comprehensive warranty and has 2.79 billion USD in revenue.

The AC-V10 was introduced on April 30, 2015 by Panasonic. The AC-V10 is a solar battery that stores energy for use on cloudy days or at night.


Growatt offers an extensive portfolio of batteries for battery storage applications. Established in 2011, Growatt is based in Shenzhen, China. With a 10-year warranty, Growatt was awarded by TÜV Rheinland for first-rate performance in battery reliability.


Q-cells GmbH, a Hanwha Group subsidiary, is a photovoltaic manufacturer registered in Germany. Established in 1999 and located in Thalheim, Q-cells operates worldwide with over €150 billion in assets.

A trusted and bankable solar partner, Q-cells is one of the world´s largest and most recognized photovoltaic manufacturers for its high-quality and high-efficiency solar cells and modules.


The Villara battery is the only home battery on the market, with over 50 years of experience. Del Beutler created it in his home’s garage in 1947, and it has been helping families store high-quality power for over 70 years.

The Villara battery is safe, reliable, efficient and easy to maintain. It holds its charge longer than any other battery on the market – 20 years at full charge, with 10,000 cycles between charging cycles.


EG4’s water-proof and sealed batteries are designed and engineered to be used in any situation. They’ve created a simple stackable design that is easy to install and optimize your floor space while allowing you to use it regardless of your situation, whether in rugged climates or rugged use. In addition, they have welded terminal connections to protect their battery in all situations.


Pathion is a leading manufacturer of clean energy products for critical power and water needs in businesses, governmental agencies and residential communities. Their products are designed to increase reliability and extend the life of critical infrastructure.

Their based in Silicon Valley, CA and were founded in 2012. The Pathion team develops innovative products that solve essential power and water issues while reducing harmful emissions.

Lion Energy

Lion Energy, a Utah-based company, has been creating solar products since 2012 and specializes in lithium battery manufacturing. The company is dedicated to providing safe, silent, renewable power to customers who want to become energy-independent.

In 2021, Lion Energy reported $100 million in sales and was acquired by Yaskawa Electric Corporation for $750 million. Its warranty is for 10 years (it can be upgraded to 25 years).

Kilowatt Solar

Kilowatt Solar Inc. is a Texas-based solar installation company working with businesses and residential properties since 2009 to provide the best customer service and quality. Their goal is to contribute to building a reliable, sustainable, and clean energy future.

They pride themselves on their commitment to clients, quality products, customer satisfaction, and ongoing education.


Energpot is a supplier of integrated energy storage systems that leverage automotive-grade, lithium-iron-phosphate battery cells. Their offerings range from residential energy storage systems to large-scale, containerized systems for businesses and utilities. Founded in 2016, Energpot is headquartered in Silicon Valley.

Byd Battery Box

The Byd Battery Box is a battery storage line suitable for any application. In 1995, Byd Chemicals was founded and quickly developed expertise in rechargeable batteries.

The company became a relentless advocate of sustainable development and has successfully expanded its renewable energy solutions globally. With revenue of over 216 billion yuan, Byd is one of the world’s largest lithium battery producers today.

Sol-ark Portable Solar

Sol-Ark is an energy storage and solar technology firm developing multiple new inverter lines and load management devices. Founded in 2013 by local veterans, Sol-ark specializes in bringing affordable solar plus storage to homes, businesses and industries.

Sol-ark has been recognized as a leading brand for its high-performing products, exceptional customer service and sustainable business practices.


OutBack Power, founded in 2001, believes that the renewable energy industry is poised for unparalleled growth. The company maintains its headquarters in Arlington, Washington and has annual revenue of over $12 million. OutBack warranties its products for 2-4 years and offers free shipping.


Founded in 1873, Kohler is a well-established brand of generators and other power products. In May 2021, the company released their first residential energy storage product line with the KOHLER Power Reserve battery.

Providing up to 12kWh of power at about $4.90 / kWh, this product line addresses the growing need for quality, cost-effective backup power worldwide.

Power Sync Solar

Power Sync Solar, LLC is a solar technology company based in New Jersey. Power Sync was founded in 2018 by Jonathan and Andrea Arzet, who have worked in the solar energy industry for over 6 years.

Their expert engineers design high-quality panels that are environmentally friendly, durable and powerful. They offer a product warranty of up to 12 years and a power output warranty of 25 years.


Generac Solar Backup System is a solar battery backup system from a trusted American company long-known for its backup generators. Generac manufactures backup power generation products for residential, light commercial and industrial markets.

solar battery and water

It was founded in 1959 in Wisconsin and has led the industry with portable generators manufactured for more than 50 years.

Simpliphi Power

SimpliPhi Power is a US-based company with headquarters located in Irvine, CA. They provide patented energy storage systems that are safer and more efficient than any others on the market.

The estimated annual revenue is currently $6.4M per year. SimpliPhi Power’s limited warranty is for one year from the date of shipment or for the remaining term of the limited warranty period, whichever is greater.


They offer energy management solutions that provide home safety, reliability and energy independence. Their products integrate solar, battery, grid and generator power sources and manage them to optimize home energy’s safety, reliability and efficiency.

Founded in 2019, headquartered in the San Francisco Bay Area, and funded by Sequoia Capital, FranklinWH’s team’s estimated annual revenue is currently $1.9M per year.


Ampericon, a leading energy solutions company based in New Jersey, provides a suite of services in energy storage and portable power solutions. The company was founded in 2006 and has since been recognized as a leader in the energy industry thanks to its team’s mission to deploy projects that help business and residential owners reduce their ever-increasing energy costs.


Humless’s energy storage systems are designed to last. They offer a 10-year limited warranty, which covers battery reliability and durability, along with the low maintenance requirements that their customers expect from Humless.

Their solar batteries are UL-tested and certified and provide clean, efficient power – up to a year’s life cycle—to your appliances and electronics.

Lockheed Martin

Lockheed Martin is a global security and aerospace company specializing in defence and military technologies. It is headquartered in Bethesda, Maryland, with operations in 31 countries.

The company’s revenue is $50 billion annually, producing a wide range of products, from missiles and fighter aircraft to satellites and high-speed trains.

Blue Planet Energy

Founded in 2015 by Henk Rogers, Blue Planet Energy is a leader in clean energy solutions. Blue Planet Energy offers premier energy storage systems that help homes, businesses, and communities become more energy-independent.

Their products include a 15-year performance warranty and are available to customers worldwide. They are committed to expanding clean energy and reducing dependence on fossil fuel-based energy resources by leveraging their expertise in solar power and battery technology.


GoodWe is a leading energy storage provider with 10 years of performance warranty. They provide a wide range of low and high-voltage batteries to meet your energy storage needs, with superior performance, improved safety, and optimized user experience. In the last 2 years alone, they have achieved $269 million in revenue.

Discover Battery

Founded in 1949, Discovery Battery is a global leader in high-performance battery solutions. It operates multiple manufacturing facilities that produce batteries for various applications, including renewable energy, commercial, telecom systems, mobility, and UPS/emergency lighting.

solar battery

With over 70 years of experience, they are leading the global power shift for a cleaner energy future.

LG Solar

LG is a leading manufacturer of batteries, and the company has been in business since 1947. They are a South Korean company that specializes in manufacturing electronic products.

Their batteries are generally regarded as some of the best-value batteries on the market, with a good reputation for quality. Their batteries can be found in cameras, laptops, smartphones, and other devices. LG offers a 10-year warranty on their products, which is longer than many of their competitors.


SunPower, a leader in the solar industry since 1985, is headquartered in Silicon Valley, California. The company prides itself on its commitment to customer service and providing customers with the most comprehensive warranty on the market today.

SunPower also offers a 10-year warranty on all of its systems. In 2017, SunPower’s revenue was $449.19 million, up from $444 million in 2016 and $434 million in 2015.

Tigo Energy

Tigo Energy is a private corporation headquartered in Campbell, California. Tigo Energy provides products, technologies, software, and services to installers, distributors, and original equipment manufacturers within the photovoltaic industry. Founded in 2007, Tigo Energy offers an 11-year product warranty for all its batteries.

Solaredge Technologies

Solaredge Technologies develops and sells solar inverters for photovoltaic arrays, energy generation monitoring software, battery energy storage products, and other related products and services.

E-Solaris’ energy storage system has a 94.5 percent efficiency rating, meaning that 9.45 kWh of electricity can be stored for every 10 kWh put into the battery. Solaredge Technologies’ annual revenue is USD 1.96 billion as of 2019.

Pika Energy

Pika Energy is a leading American manufacturer of solar plus storage solutions for residential and commercial renewable energy markets. Since 1974, Pika Energy has been committed to providing customers with clean, safe, and reliable power. Their systems come with a 10-year warranty, extending to 20 years.

Duracell Power Center

Pika Energy is a home energy storage solution that works with solar panels to reduce your utility bill and store extra solar power for use when the sun isn’t shining. The company, founded in 1920, also offers battery systems for small businesses and homeowners who need reliable backup power.

NeoVolta Inc.

Neovolta Inc. is a startup battery manufacturer based in California. The company was founded in 2014, and since then, it has been working to produce safe, high-performance batteries at a reasonable price. In the past year, Neovolta Inc. reported revenues of $3,863,623 with a full warranty for five years or 2000 cycles.


It is evident that the increased use of renewable sources of energy has placed solar power at the front line of global warming fighting strategies. However, because of its intermittent nature, the advancements in solar power technology have also contributed to coming up with effective ways to store solar energy. Solar batteries are one of the most powerful ways of storing energy from the sun for later use.


Which brand is best for the battery?   

There are many brands of batteries on the market, and it can be difficult to decide which one to choose. Some factors to consider include the price, the warranty, and the reviews.

Do some research to find the best battery for your needs. You may want to look at online reviews to see what other customers have said about the battery. You should also consider the price and the warranty. Some batteries come with a longer warranty than others.

What company makes the best batteries?  

This is a difficult question to answer. Some people swear by one brand, while others find that brand to be unreliable. It really varies from person to person.

Some factors you may want to consider when choosing a battery brand are price, reviews, and the company’s reputation. You may also want to consider how long the batteries will last, and if they come with a warranty.

Do battery brands matter? 

It’s crucial to think about the battery’s lifespan and manufacturer when buying replacement batteries. It’s a good idea to check reviews to see whether a certain brand is known for creating batteries that last longer than others before making a purchase.

The length of the guarantee that comes with the batteries should also be taken into account. Understand what is and is not covered by the warranty in the event that the batteries do not function as planned. A thorough understanding of the warranty’s terms is essential for making a wise purchase and protecting your investment.