Why Choose Us?
High R&D Level
Our FIRSTEK R&D Institute is a comprehensive R&D center integrating material R&D and testing verification functions. We are committed to becoming a national-level technology incubation center and testing center, with research branches such as battery technology, battery applications, and battery equipment under our jurisdiction. At present, we have applied for and obtained a number of patents, and our research and development level is at the leading level in the industry.
Customize and OEM/ODM Your Project
FIRSTEK not only produces automotive batteries, VRLA/SLA batteries, LiFePO4 batteries, ESM (energy storage modules) and ESS (energy storage systems), solar home systems, but also customizes lithium-ion batteries and develops BMS to meet the battery needs of different applications.
Multiple Certifications
Our company has obtained multiple international certifications, including ISO9001, ISO14001, ISO45001, OHS MS18001, UL, CE, KS, VDS, CB, BIS, SASO. All our batteries are produced to strict standards. Our company has also won the title of high-tech enterprise.
Environmental Friendly
FIRSTEK closely integrates its business philosophy with the social environment and establishes an industrial chain including materials, batteries, system integration, recycling, etc. By mastering the echelon utilization technology of the entire industry chain, we form a closed loop of the echelon utilization industry chain, aiming to contribute to environmental protection.
Home energy storage consists of a battery that allows you to store surplus electricity for later consumption, and when combined with solar power generated by your photovoltaic system, the batteries allow you to store energy generated during the day for use around the clock. Since battery energy storage systems are capable of optimizing the use of electricity, they ensure the most effective operation of your home solar power system.
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51.2V600Ah 30KWH Stacked Home Solar Energy Storage System (ESS)
• Model number: SPB-30kWh . • Nominal voltage: 51.2V. • Nominal capacity: 600Ah. •
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51.2V500Ah 25KWH Stacked Home Solar Energy Storage System (ESS)
• Model number: SPB-25kWh . • Nominal voltage: 51.2V. • Nominal capacity: 500Ah. •
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51.2V400Ah 20KWH Stacked Home Solar Energy Storage System (ESS)
• Model number: SPB-20kWh . • Nominal voltage: 51.2V. • Nominal capacity: 400Ah. •
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51.2V300Ah 15KWH Stacked Home Solar Energy Storage System (ESS)
• Model number: SPB-15kWh . • Nominal voltage: 51.2V. • Nominal capacity: 300Ah. •
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51.2V200Ah 10KWH Stacked Home Solar Energy Storage System (ESS)
• Model number: SPB-10kWh . • Nominal voltage: 51.2V. • Nominal capacity: 200Ah. •
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51.2V 20KWH LiFePO4 All in One Power Cabinet Home Energy Storage System
• Model number: PC-20kWh . • Nominal voltage: 51.2V. • Nominal capacity: 400Ah. • Dimension(W*D*H):
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51.2V 7KWH LiFePO4 Residential Energy Storage System (ESS) Battery
• Model number: PB-7kWh . • Nominal voltage: 51.2V. • Nominal capacity: 136.8Ah. •
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51.2V 5KWH LiFePO4 Residential Energy Storage System (ESS) Battery
• Model number: PB-5kWh . • Nominal voltage: 51.2V. • Nominal capacity: 100Ah. • Dimension(W*D*H):
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51.2V 3KWH LiFePO4 Residential Energy Storage System (ESS) Battery
• Model number: PB-3kWh . • Nominal voltage: 51.2V. • Nominal capacity: 57.6Ah. • Dimension(W*D*H):
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Advantages of Residential Energy Storage
Round-the-clock power
Solar panels generate power when the sun shines. But at night, or on a cloudy day, their output reduces or stops. A battery allows you to store any electricity you don't use, so you can tap into it at night or when it's cloudy. Thus, you can ensure all the power produced from your panels is used and never wasted.
Increased energy security
Storing surplus solar power makes you less reliant on the grid, which is particularly valuable in regions that suffer regular brownouts or blackouts. Instead of being in the dark, you can simply draw energy from your battery to keep the lights on or the fridge powered during brownouts or blackouts.
Greater energy independence
Battery storage takes you one step closer to energy independence, helping to shield you from volatile energy prices by providing you with your own source of power that can be used any time of the day, even when the sun isn't shining. This helps you gain greater predictability over your costs and reduce your dependence on utilities.
Save money
Energy storage can shave money off your electric bills, as you'll be consuming less from the grid. What's more, you can hedge against fluctuating energy prices by opting to use your stored power specifically at peak times when rates increase. For example, energy prices are typically highest during weekday afternoons and evenings, so this is a great time to use stored power.
Better for the planet
Most of the electricity you get from the grid is derived from coal-fired power plants and other fossil fuels, which pollute the environment. By storing your solar power, you can ensure you're using as much renewable power as possible at all times.
Cut energy waste
It's nearly impossible to use every kilowatt-hour of your solar energy at the time it's produced. Battery storage means you don't have to. Instead, you can store it for another time, ensuring you really get the most from your solar investment.
Application of Residential Energy Storage
Self-Consumption and Energy Independence
Residential energy storage systems allow homeowners to use excess energy generated by renewable sources like solar panels or wind turbines for their own consumption. This reduces the reliance on the grid for electricity, increasing energy independence and potentially reducing energy bills.
Peak Shaving and Load Management
By storing energy during periods of low demand and releasing it during peak hours, residential energy storage systems can help balance out the load on the electrical grid. This reduces the need for additional power plants to meet peak demand, which can lower overall energy costs and reduce the carbon footprint of the electricity sector.
Backup Power and Emergency Preparedness
Residential energy storage systems provide backup power in case of grid outages or emergencies. During natural disasters or other events that may disrupt the power grid, having a stored energy supply can ensure continuous power to critical home systems like heating, cooling, and lighting.
Time-of-Use Tariff Optimization
Some utility companies charge higher rates for electricity during peak hours. Residential energy storage systems can help homeowners avoid these higher rates by charging their batteries during low-cost off-peak hours and discharging them during peak hours, effectively shifting their electricity usage to more economical times.
Integration with Electric Vehicles (EVs)
Residential energy storage systems can be integrated with EV charging stations, allowing homeowners to charge their EVs using stored energy from renewable sources. This reduces the carbon footprint of EV charging and can help balance out the load on the grid during peak charging hours.
Components of Residential Energy Storage
1
Battery cells, manufactured by battery suppliers and assembled in battery modules (the smallest unit of an integrated battery system).
2
Battery racks, made up of connected modules that generate a DC current. These can be arranged in multiple racks.
3
An inverter that converts a battery’s DC output to an AC output.
4
A Battery Management System (BMS) controls the battery, and is usually integrated with factory-made battery modules.
Working Principle of Residential Energy Storage
The working principle of residential energy storage systems is based on the concept of storing excess energy generated during periods of high production, such as during daylight hours when solar panels are generating the most power, and then releasing that stored energy during periods of high demand or when the main power grid is unavailable.
Energy Generation
Residential energy storage systems are often integrated with renewable energy sources like solar panels or wind turbines. During periods of high energy production, these sources generate more electricity than is being consumed by the home.
Energy Storage
The excess energy generated is then directed to the energy storage system, which typically consists of a battery bank. The batteries store the electricity as chemical energy. The amount of energy stored depends on the capacity of the battery bank.
Energy Management
A battery management system (BMS) oversees the charging and discharging of the batteries. The BMS ensures that the batteries are charged to their maximum capacity without overcharging, and it also manages the discharge rate to prevent the batteries from draining too quickly.
Energy Discharge
When the home's demand for electricity exceeds the generation capacity of the renewable energy sources or during grid outages, the stored energy in the batteries is released back into the home's electrical system to power appliances and lights.
Grid Integration
In some cases, residential energy storage systems are designed to integrate with the local power grid. When the batteries are fully charged and there is excess energy available, the system can feed the excess energy back into the grid, contributing to the overall power supply and potentially earning credits or rebates from utility companies.
Automation and Control
Modern residential energy storage systems are typically automated and controlled by smart software or a home energy management system. These systems monitor energy production, consumption, and storage, and they can automatically adjust the system's operation based on real-time data and predictions to optimize energy use and maximize efficiency.
How Much Energy Can a Residential Energy Storage Store?
Energy storage power is measured in kilowatt hours (kWh). Battery capacity can range from as little as 1 kWh over 10 kWh. Most households opt for a battery with 10 kilowatt hours of storage capacity, which is the battery’s output when it is fully changed (minus a minimum charge that the battery needs to stay on). Considering the question of how much power does a battery store, most homeowners typically chose only their most important appliances to be connected to the battery, such as a refrigerator, a few sockets to charge phones, lights, and the wifi system. In the event of a total blackout, power stored by a typical 10 kWh battery will last from 10 to 12 hours, depending what the battery is being asked to power. A 10 kWh battery can run a refrigerator for 14 hours, a television for 130 hours, or a single LED light bulb for 1,000 hours.
Residential Energy Storage Systems Are More Efficient Than Traditional Grid-Based Solutions?
Residential energy storage systems can be more efficient than traditional grid-based solutions in several ways:
Energy Losses:
Traditional grid-based systems involve the transmission and distribution of electricity over long distances, which can lead to energy losses. In contrast, residential energy storage systems allow for direct use of generated energy, reducing these losses.
Peak Shaving:
By storing energy during periods of low demand and releasing it during peak hours, residential energy storage systems can effectively "peak shave," reducing the need for additional power plants to meet peak demand. This improves the efficiency of the electrical grid overall.
Self-Consumption:
Residential energy storage systems allow for the direct use of generated energy, such as from solar panels or wind turbines, without the need to transmit it over the grid. This reduces the dependency on the grid and can lead to a more efficient use of renewable energy.
Demand Response:
By storing energy and releasing it when needed, residential energy storage systems can help balance out demand on the grid. This allows utility companies to better manage their resources and respond to demand more efficiently.
Integration with Smart Home Systems:
Residential energy storage systems can be integrated with smart home systems, allowing for more precise control and monitoring of energy usage. This provides homeowners with greater flexibility and control over their energy consumption, leading to more efficient use of energy.
Residential energy storage systems can help support the power grid in several ways:
Load Balancing
Residential energy storage systems can store excess energy generated during low-demand periods and release it during peak demand hours. This helps balance the load on the power grid, reducing the need for additional power plants to meet peak demand. By smoothing out the peaks and valleys of demand, residential energy storage can contribute to a more stable and efficient grid operation.
Grid Stabilization
Energy storage systems can provide rapid response to grid disturbances, such as power outages or surges. By injecting stored energy into the grid during these events, they can help maintain grid stability and prevent cascading failures that can lead to widespread outages.
Renewable Energy Integration
Residential energy storage systems can integrate with renewable energy sources, such as solar panels or wind turbines. By storing excess energy generated by these sources, they can provide a buffer during periods of intermittent renewable energy production, such as at night or during cloudy days. This helps to ensure a reliable supply of renewable energy to the grid, reducing the need for conventional power plants to compensate for intermittency.
Demand Response
Residential energy storage systems can enable demand response programs, where homeowners are incentivized to reduce their energy consumption during peak demand hours. By discharging stored energy during these times, they can reduce their reliance on the grid and help manage demand more efficiently.
Energy Security and Resilience
Residential energy storage systems can provide backup power during grid outages or emergencies, ensuring critical services and equipment are kept operational. This improves energy security and resilience for homeowners and communities, reducing the impact of power outages on daily life and critical infrastructure.
How Much Does Residential Energy Storage Cost?
The cost of residential energy storage systems can vary significantly depending on various factors, including the type of storage technology, system size and capacity, features and functionality, installation costs, and subsidies or incentives available. Therefore, it's difficult to provide a specific cost figure without more detailed information about the system in question.
However, generally speaking, residential energy storage systems can range in cost from a few thousand dollars to tens of thousands of dollars or more. The most common type of residential energy storage is lithium-ion batteries, which are relatively expensive but offer high energy density and long-lasting performance. Other types of storage technologies, such as lead-acid batteries or flow batteries, may have lower upfront costs but may not offer the same performance or durability.
In addition to the cost of the storage system itself, there may also be installation costs associated with integrating the system into your home's existing electrical infrastructure. These costs can vary depending on the complexity of the installation and the expertise required.
Fortunately, there are a number of subsidies, incentives, and rebates available from governments and utilities that can help offset the cost of residential energy storage systems. These programs are designed to encourage the adoption of clean energy technologies and reduce the financial burden on homeowners.
It's important to note that the cost of residential energy storage systems is expected to decline as the technology becomes more widespread and manufacturing costs decrease. As a result, it's likely that the financial viability of these systems will improve in the future.
If you're interested in installing a residential energy storage system, it's best to consult with a local installer or energy advisor who can provide a detailed cost estimate based on your specific needs and circumstances. They can also help you understand the available subsidies and incentives that may be available to you.
How Does Residential Energy Storage Affect the Environment?
Residential energy storage systems can have a positive impact on the environment by enabling the efficient use of renewable energy, reducing greenhouse gas emissions, and improving the overall sustainability of the power grid. Here are some ways that residential energy storage affects the environment:
Reducing Greenhouse Gas Emissions:
By storing excess energy generated by renewable sources like solar panels or wind turbines, residential energy storage systems can help ensure that this energy is used when it's needed most, reducing the need for fossil fuel-based power plants. This in turn leads to a reduction in greenhouse gas emissions, which are a major contributor to climate change.
Improving Grid Efficiency:
By smoothing out peaks and valleys in demand, residential energy storage systems can help improve the efficiency of the power grid. This reduces the need for additional power plants, transmission lines, and other infrastructure, further reducing environmental impacts associated with the electricity sector.
Enabling Renewable Energy Integration:
Residential energy storage systems can integrate with renewable energy sources, enabling homeowners to generate and store their own clean energy. This reduces the amount of energy that needs to be transmitted and distributed through the grid, further reducing environmental impacts.
Reducing Energy Waste:
By storing excess energy generated during low-demand periods, residential energy storage systems can help reduce energy waste. This means less energy is lost through transmission and distribution, leading to a more efficient and sustainable power system.
Increasing Energy Security and Resilience:
Residential energy storage systems can provide backup power during grid outages or emergencies, ensuring critical services and equipment are kept operational. This reduces the need for diesel generators or other backup systems that may emit harmful pollutants.
How Do I Maintain My Residential Energy Storage System?
Maintaining your residential energy storage system is crucial to ensure its longevity, performance, and safety. Here are some tips for maintaining your energy storage system:
Read the Manual
Familiarize yourself with the manufacturer's instructions and recommendations for your specific energy storage system. This will provide you with important information on how to operate, maintain, and troubleshoot your system.
Regularly Check the System
Inspect your energy storage system regularly to ensure it's in good condition. Look for any visible damage, leaks, or corrosion. Check the connections and cables for tightness and damage. If you notice any issues, contact a professional for assistance.
Keep it Clean
Dust and dirt can accumulate on the surface of your energy storage system, affecting its performance and efficiency. Regularly clean the system with a dry cloth or brush to remove any accumulated debris.
Monitor the Battery
Battery health is crucial for the performance of your energy storage system. Regularly monitor the battery's state of charge, voltage, and temperature to ensure it's operating within normal ranges. If the battery's performance begins to decline, it may need to be replaced.
Update Software
If your energy storage system includes software or firmware, make sure to keep it updated. Software updates can improve system performance, fix bugs, and enhance security.
Contact a Professional
If you're not sure how to maintain your energy storage system or if you encounter any issues, don't hesitate to contact a professional. Trained technicians can provide the necessary maintenance and repairs to ensure your system is running safely and efficiently.
Process Quality Management
We implement the following quality management processes:
Our Factory
With accumulated 20 years experience in the industry, FIRSTEK has established its name in Lead-acid battery & LiFePO4 battery manufacturing and R&D. FIRSTEK not only produces car battery, VRLA/SLA battery, Motorcycle battery, Battery Plates, Lead acid replacement (LiFePO4) battery, ESM(Energy Storage Modules) & ESS(Energy Storage Systems), Solar Home System, but also customizes lithium ion battery and develops BMS to meet the battery requirements of different applications. Ultimately, aim to be part of all clients’ growth.
Ultimate FAQ Guide to Residential Energy Storage
As one of the most professional residential energy storage manufacturers and suppliers in China, we're featured by high quality and good service. Please rest assured to buy residential energy storage at reasonable price from our factory. Contact us for datasheet and quotation.
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