What is home battery storage?

What is home battery storage?

Home battery storage refers to a system that stores excess electricity generated by renewable energy sources, such as solar panels, for use at a later time. The stored electricity can be used to power a home or business during periods when renewable energy sources are not producing electricity, such as at night or on cloudy days.

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Why Choose Rongke?


The company, formerly known as Dongguan Jiexin Energy, was established in 2003. The founder and core team members have been deeply involved in the field of 3C consumer batteries and power lithium batteries for 20 years.


We deeply understand the value of superior customer service. Happy customers are always repeat customers, which can turn into long-term loyal customers. Superior customer service is more than simply delivering products or services as ordered, it's about being responsive to needed and proactive . 


Rongke has a production capacity of more than 18,000 batteries per month, and can flexibly coordinate production and change versions according to customer needs. We have a modern industrial standard factory building and two automatic lithium battery Pack Pack production lines.

about Rongke

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Dongguan Rongke New Energy Technology Co, Ltd. was founded in 2019 and was transformed from the original Dongguan Mcnair TECHNOLOGY CO.LTD. We are a high-tech enterprises that integrates R&D, production, sales and service of lithium battery energy storage systems such as high voltage storage and low voltage storage for residential or micro-grid,power wall,portable power stations,lead acid battery replacement etc. Our products are widely used in home storage,transportation, communications,power tools and consumer electronics which are suitable for on-grid or off grid applications.Rongke Technology has strong technical force, advanced automated production technology, and perfect quality management system. It has always adhered to the concept of "excellence, technological innovation, continuous improvement, and customer satisfaction", and is committed to becoming the world's best supply of new energy battery solutions providers.

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Home battery storage is a technology that allows homeowners to store excess electricity generated by solar panels or other renewable energy sources for later use. By storing excess electricity in batteries, homeowners can use it to power their homes or other appliances when renewable energy is not available, such as at night or during cloudy weather.

Home battery energy storage system usually consists of battery pack, inverter and control system. The battery pack stores excess power, while the inverter converts the stored power from direct current (DC) to alternating current (AC), the type of power used in homes and other buildings. The control system manages the current between the battery pack, the inverter, and the home electrical system.

There are several different types of batteries available for home battery storage systems, including lead-acid batteries, lithium-ion batteries, and NIMH batteries. Each type of battery has its own advantages and disadvantages, and the choice of which to use may depend on the specific needs and requirements of the homeowner.

An important consideration in the design of a household battery storage system is the rate at which the battery can be charged and discharged. This is called the "C-rate," and it determines how fast a battery can receive or deliver electricity. A higher C-rate allows for faster charging and discharging, but it also results in shorter battery life.

Home battery storage systems can be used to provide backup power to homes and businesses during power outages or other emergencies. They can also be used to eliminate the flow of electricity from intermittent renewable energy sources, such as solar panels, by storing excess power for later use.

Overall, home battery storage is a useful technology that allows homeowners to use and manage their renewable energy more efficiently. It has become increasingly popular as more people look for ways to reduce their dependence on fossil fuels and live more sustainably.

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Combining CATL, EVE, GOTION, Great Power, ATL's etc. world-class lithium cell supply resources with professional safety battery PACK packaging technology, Rongke provides an efficient, one-stop shop for all our customers' energy storage needs. Using thousands kind cell specifications, we can deliver a wide range of battery size and capacity solutions to meet the needs of Battery Energy Storage & Systems, from customized design and manufacturing to certification, sales, service and more.

Optimal product safety is the foundation of everything we do. When designing products, we apply multi-dimensional (structural, electrical and thermal) redundant safety protection via scientific tools such as FMEA (Failure Mode and Effects Analysis) and simulation. We adopt at RSD' life prediction system combined with rigorous safety management to supervise the life-cycle conditions of our products. We also collect, analyze and archive all supervision data to ensure our users can rely fully on the safety of our products.

At this stage, 5,000 square meters have been put into use, with a monthly production capacity of 5 million US dollars. The second phase of the factory building is planned to add 5,000 square meters in the second quarter of 2023, and the monthly production capacity will reach 10 million US dollars by then. The third phase of the plant plans to add another 5,000 square meters in the fourth quarter of 2023, and the monthly production capacity will exceed 15 million US dollars.

Improve energy independence and security: When there is a grid failure or planned power outage, you can use the stored electricity to maintain household electricity, avoiding external factors. 12.Reducing carbon footprint and environmental impact: When you use solar energy to charge and discharge electricity, you can reduce your dependence on fossil fuels, thereby reducing greenhouse gas emissions.Saving electricity bills and earning revenue: When you use the grid to charge when the price is low, and then discharge when the price is high, you can reduce your electricity bills. In addition, some regions have also provided policies such as subsidies, incentives, or credits to encourage families to install battery storage systems

Household battery energy storage systems generally do not require much maintenance, but to ensure their performance and longevity, you need to pay attention to the following points:1.Regularly inspect the batteries, inverters, controllers, and other equipment for damage, looseness, leakage, corrosion, and other issues, and promptly repair or replace them.2.Avoid using or storing the battery energy storage system in extreme temperatures, humidity, dust, and other environments, and keep it clean and dry.3.Follow the recommendations of suppliers or experts to regularly test, calibrate, update, and record the performance and status of the battery storage system.

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