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Shenzhen Crepower Energy Technology Co.,Ltd

Shenzhen Crepower Energy Technology Co,. Ltd is dedicated to renewable energy system integration and distribution, we’re the energy storage industry’s partner – of -choice for flexible, robust, reliable, and innovative solutions guaranteed to deliver the lowest cost of ownership. Through a continuous focus of engineered simplicity, Crepower’s battery and storage solutions optimize for efficient installation, compatibility and high reliability. We are engaged in the manufacturing of premium quality Li-ion batteries for solar systems and other devices. 

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Battery Balance Management

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Company introduction

Create the renewable energy

Create the sustainable future

Shenzhen Crepower Energy Technology Co,. Ltd is dedicated to renewable energy system integration and distribution,,we’re the energy storage industry’s partner – of -choice for flexible, robust, reliable, and innovative solutions guaranteed to deliver the lowest cost of ownership. Through a continuous focus of engineered simplicity, Crepower’s battery and storage solutions optimize for efficient installation, compatibility and high reliability.

  • TOTAL DELIVERY
    20MWH
  • SERVICING CONTINENT
    4
  • CUSTOMER COMPLAINT
    0
  • PROFESSIONAL TEAM
    20

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Project Case

48V10KWh, On-grid, South Africa

This project uses 4 of 12V 200Ah lithium battery in series with 48V inverter to make 6 of 48V systems as power supply for the residential storage in South Africa.

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48V10KWh,Victron Energy,Off-grid,Spain

This project uses 3.2V 202AH Lithium battery module and 48v BMS/16S Cell Balancer with Victron Energy inverter to make a 48V 10kwh system for replacing lead acid,this is a typical and standard residential system with Victron inverter.

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48V10KWh,Victron Energy,Off-grid,Tanzania

This project uses 3.2V 202AH Lithium battery module and 48v BMS/16S Cell Balancer with Victron Energy inverter to make a 48V 10kwh system for replacing lead acid,this is a typical and standard residential system with Victron inverter.

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48V10KWh,Victron Energy,On-grid,Spain

This project uses 25.6V 200Ah Lithium battery module and 48v BMS with Victron Energy inverter to make a 48V 10kwh system for a small site in the Tanzania,this is a typical and standard system with Victron inverter.

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48V11.2KWh,Growatt,On-grid,South Africa

This project uses 4 of 12V 200Ah lithium battery in series with Growatt inverter to make a 48V systems as power supply for the residential storage in South Africa.

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48V11.2KWh,Mecer,On-grid,South Africa

This project uses Second Life 25.6V 220AH battery and BMS with Mecer and Victron inverter to make a lot of 48V systems as power supply for the residential storage for plenty houses in South Africa.

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48V60KWh,SMA,On-grid,Tanzania

AMGC is a chemical research institution is located in Tanzania, working on the new chemical material and reliable material, the institution often stops many chemical tests in the midway,because of unstable electricity power supply, and it will damage the equipment as well as chemical material, in order to solve the difficulty of electric power, ensure normal power can support the normal chemical research in the lab, we installed a complete set of equipment with 60 KWH lithium-ion battery and BMS, we recommended they use SMA inverter,because our BMS and lithium batteries can work well with SMA Sunny Island. REMARK: Link to these products 3.2V Lithium Cell,24&48V lithium battery management system,battery balance management

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48V200KWh,SMA,On-grid,Tanzania

This project uses 25.6V 200Ah lithium battery module and BMS with SMA Sunny Island inverter and 310W Longi solar panel to make a 48V 200kwh containerized system for a hospital in Tanzania, this system includes PV and Battery as the energy storage to powers the medical loads.

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48V300KWh,SMA,Off-grid,Rwanda

This project uses 25.6V 200Ah Second Life battery module and BMS with SMA inverter and Longi 310W panel to make a 48V 300kwh containerized system for the remote village in Rwanda,there is no power supply in this village,so we build a whole off-grid system to support their normal life with electricity, this system includes PV and Battery,PV supplies in the day,battery bank supplies is the night as the grid to powers many families

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192V200AH,On-grid,South Africa

This project uses 25.6V 200Ah Second Life battery module and BMS with SMA inverter and Longi 310W panel to make a 48V 300kwh containerized system for the remote village in Rwanda,there is no power supply in this village,so we build a whole off-grid system to support their normal life with electricity, this system includes PV and Battery,PV supplies in the day,battery bank supplies is the night as the grid to powers many families

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Improve your life style

Shenzhen Crepower Energy Technology Co,. Ltd is dedicated to renewable energy system integration and distribution, we’re the energy storage industry’s partner of choice for flexible, robust, reliable, and innovative solutions guaranteed to deliver the lowest cost of ownership.

News

Oct 31,2022

Things people might not know about lithium solar batteries

Lithium solar batteries are lithium-ion batteries which solar energy system manufacturers use in a solar energy system after purchasing them from one of the well-known lithium battery company. More specifically, many lithium-ion solar batteries are deep-cycle lithium-iron energy storage systems like conventional deep-cycle lead acid batteries present in cars. The lithium-ion solar batteries utilize lithium salts to produce long-lasting and effective batteries. These batteries are deep-cycle energy storage systems, so they are ideal for solar users who experience irregular discharging and charging. Are lithium-ion solar batteries ideal for solar panels? Lithium-ion solar batteries outclass the rivalry as far as storing power for a solar energy system is concerned. They are more effective, charge speedily, need no maintenance, and survive for a substantially longer time. This also tells us that they can discharge with a minimum loss, so the power in equals the power out. As far as charging less effective batteries is concerned, people cannot recover any loss of solar energy. Why the battery pack is an essential component of a solar power system? It is a common misunderstanding that solar panels are essential for a solar energy system. Many people jump into the solar world by buying solar energy panels to ensure that their standard lead-acid batteries are charged. Nevertheless, initially investing in a battery pack gives better results. The number of solar panels does not matter if the battery bank is insufficient to fulfill their requirements. Solar panels harness power from the sunlight to charge the battery pack. The solar energy system does not produce power whenever the sun stops releasing sunlight. Therefore, a battery pack is a limiting energy source. The bigger the battery pack, the more energy is available. A vast solar array can let people charge their battery pack quicker but not add to the battery capacity. Advantages of lithium solar batteries Regarding the comparison of lithium solar batteries with other kinds of batteries, people would rapidly note that they are among the costly options. Nevertheless, the advantages of lithium-ion batteries explain their high upfront cost. Ideal for unpredictable solar charge cycles Solar charging conditions could be unpredictable because of time, location, and weather of the year. Charging could differ significantly from one time to another, and cloudy days can make a solar array useless. Unpredictable charging might harm lead-acid batteries, but it is not a problem for lithium batteries. Lithium-ion batteries can accept a bigger amount of electric charge current. By doing so, they cut down the charging times. In addition, lithium-ion batteries forgive more as far as unpredictable charge cycles are concerned. By using lead-acid batteries, people must completely recharge batteries following the discharging of any amount otherwise it would cut down the lifespan. A partial charge cycle has a minimum impact on the performance and lifespan of lithium-ion batteries. This has made them great for solar conditions.  Ideal for inconsistent discharge cycles The level of energy people draw from a battery pack varies daily. Lithium-ion batteries are excellent as far as dealing with irregular discharge cycles is concerned. Whether a lithium battery pack is the main energy source or a backup energy supply, it could deal with inconsistency in discharging without harming the batteries. Even a deep discharge that will break a lead-acid battery has a minimum impact on premium quality lithium batteries. Lifespan beyond five thousand cycles Several people view the price tag of lithium-ion batteries and avoid purchasing them. Nevertheless, a significant aspect to consider is the longevity of their lasting time. Standard lead-acid batteries can survive anywhere from two hundred to nine hundred charging cycles. Under excellent conditions with appropriate maintenance, lead-acid batteries stay for a few years at the most with everyday charging. On the other hand, lithium-ion batteries last for over five thousand charge cycles, translating to over ten years of utilization. Lithium-ion batteries might come with a costly investment but they survive for a longer time. People do not need to replace lithium batteries as they make a very cost-efficient options for establishing a battery pack. Power is available irrespective of the battery level As people drain a lead-acid battery, there is a consistent decline in voltage. In many cases, people can utilize around half of the capacity of a lead-acid battery before the voltage falls too much to power their electronic devices. In addition, drainage of a lead-acid battery lower than fifty percent of its capacity results in damage and cuts down the battery’s life. Contrary to that, lead-acid batteries offer constant voltage and power during discharge until they completely drain the battery. This tells you that you are able to use the battery’s whole capacity without experiencing any significant decline in voltage. Apart from that, fully discharging lithium batteries does not damage them as it does lead-acid batteries. No battery maintenance versus lead-acid  With so many products needing regular maintenance, people should appreciate lithium-ion batteries as they do not need maintenance. After installing lithium batteries in their battery bank, people can effectively forget about them. On the other hand, lead-acid batteries need some maintenance. Lead-acid batteries utilize a mixture of water and sulfuric as an electrolyte to let them store power. Discharging and charging lead-acid batteries results in water evaporation, which tells us that people must refill their battery often. Inability to fill and check a lead-acid battery results in permanent damage, shorter battery life and declined performance. Even maintenance-free lead acid batteries require equalization charges to keep them functioning. If people want to avoid maintaining batteries, then lithium batteries are an excellent option. A factor to consider while purchasing lithium solar batteries Lithium solar batteries are among the latest batteries in the battery market. As technologies and research continue to progress in the battery industry, the warranties and lifespan offering are expanding. Brands that previously offered thirty six to sixty months of warranty safety now provide over ten years of warranty protection. Before people buy lithium solar batteries, they should verify the warranty coverage and every requirement on their end to avert voiding that battery’s warranty. People should also verify what is covered along with the replacement procedure to do informed decision-making.

Sep 12,2022

How are energy storage systems beneficial for renewable power usage?

Energy storage systems are necessary to replace fossil fuels speedily with renewable power. These highly advanced systems play a pivotal role between green power supplies and their response to the demands for electricity. Energy storage systems are gadgets that help store power from renewable sources such as wind and solar and then discharge when customers require the most power. Lithium-ion batteries, which manufacturers employ in electric vehicles and mobile phones, are a leading energy storage system for large-scale plants to let electricity grids ensure a reliable renewable energy supply. Power storage systems have played an essential role in guaranteeing that green energy powers businesses and houses even in times when the sun is not shining, or the wind is not blowing. For instance, Great Britain has the most considerable offshore wind power capacity, but the capability to capture this power and purposefully employ it could add to the value of this green power; by adding to production and possibly decreasing costs. How does an energy storage system work exactly? Almost every energy storage system company has manufactured energy storage systems considerably more modernized than the batteries found in people’s kitchen drawers or in children’s toys. People can charge energy storage systems with electricity produced from renewable power, like solar and wind power. Intelligent battery software utilizes algorithms to coordinate computerized control systems and power production to decide when to keep the ability to supply to reserves or discharge it to the grid. Energy storage systems release power during times of peak demand, keeping electricity flowing and cutting costs down. What are renewable power storage systems being created? Renewable power storage needs inexpensive technologies- discharging and charging many times- that are secure and can store enough power cost-efficiently to meet demand. Manufacturers are currently developing three different energy storage systems. This blog discusses those energy storage systems below • Compressed air power storage: With these power storage systems, usually located in huge chambers, surplus energy is utilized to carry out air compression and then store it. Compressed air is discharged and flown through an air turbine when power is required to produce electricity. • Mechanical gravity power storage: This kind of system is when power is utilized for lifting concrete chunks up a tower. The concrete blocks get lowered when the power is required, producing electricity utilizing the pull’s gravity. • Flow batteries: In these energy storage systems, which are fundamentally rechargeable fuel cells, chemical power is supplied by a couple of chemical components dissolved in fluids inside the system and segregated by a membrane. Advantages of energy storage system for renewable power usage Tidal energy, wind energy, and sun produce renewable power. At its center, it is related to utilizing several resources that do not exhaust and consistently renew themselves. Solar power and wind energy are the most popular, but they are not always available. Solar energy is only produced during the day, whereas wind does not continuously blow. Thus, solar power is mostly available when there is less need to power houses, so it is necessary to store the energy so that it can be utilized when needed. This is where energy storage systems have to play a role. This blog discusses the benefits of using energy storage systems for using renewable energy in this section Allow for better renewable energy use The utilization of batteries to store this energy is a need, guaranteeing that power can be utilized whenever required it. With batteries, people store excessive energy in the energy storage system so during those overcast days, whenever their solar energy system does not produce as much energy as they require, they could pull from the batteries rather than the grid. Added safety The utilization of batteries for power storage permits the utilization and production of renewable power to be delinked from low energy consumption periods. These highly advanced systems let people remove obstacles resulting from intermittent power production, a difficulty that could never be denied. Cuts down dependence on the energy grid Solar energy storage systems help people construct a house that is exceptionally resilient and less dependent upon the grid. For instance, if people live in a rural region where the energy grid is unstable, they get peace of mind with an energy storage unit as they know they can power essential aspects of their house for several hours. Cuts down the carbon footprint The installation of solar energy storage systems let people cut down their home's carbon footprint and come closer to becoming self-sufficient. These energy storage systems are great for everyone interested in reducing pollution and greenhouse gas emissions. Solar energy storage systems pollute the environment much less than fossil fuels, and by utilizing energy storage systems, people can assure that any power produced does not get wasted. Minimization of electricity bills People could also save considerably on their electricity costs due to the flexibility afforded. Businesses and houses could get electricity from the energy grid whenever it is cheaper and utilize it throughout peak periods (where costs could be high), developing a bliss balance between grid and solar electricity with the least possible costs. Energy storage systems have additional grid advantages  Power storage does more for the energy grid than just permitting for extra renewable power. There are several facilities that help the electrical system running and and power storage could provide most if not all of these facilities. For example the electrical energy grid runs its operations at a frequency of sixty hertz. A frequency deviation of 0.5 hertz could cause cascading power failures. Nowadays, a number of various kinds of resources provide support and frequency regulation. Energy storage is another system that could provide frequency support, cutting down the demand for fossil-fuel powered resources on the energy grid. And power storage could play a much larger role even than that: it could provide rapidly acting, rapid response energy injections on the grid as a possibility, it could offer black-start capability. All of which is to state that power storage is an extremely flexible valuable resource that could provide many advantages to the grid.

Aug 17,2022

Find these 8 Benefits of Installing Solar Panels at Your Rooftop

Inflation has been increasing every year rapidly, especially since the pandemic has caused massive damage to the world. Groceries, fuel expenses, and bills eat up an entire major part of monthly income. These factors are out of our control, no matter how much we strive. However, there are some ways to cut down your expenses in the form of a low electricity bill. Since we all use lots of electricity, especially in summers, we fail to do monthly savings in that season. But some solar panels can do wonders in your life only if you think carefully. All you need is enough solar panels and solar batteries. Because of a substantial demand for renewable energy, traders around the world seek bulk panels and batteries. If you are looking for solar batteries as a trader, you will have to find a trusted solar battery company in China or anywhere in the world. It will help you have consistency in your business by having a stable supply of these products. To understand better, read more about it below.     Low Electricity Bill The most common benefit of having solar panels is they help you drop the electricity bill. When you install solar panels, you enter a new world of lower electricity bills, which help you use that saved money somewhere else. Furthermore, your mental peace starts recovering after a painful period of high bills in summers. Finally, you will get rid of a heavy contributor of monthly expenses. Now, imagine how many ways you can use that money, which you are going to save with the help of solar energy.   No Dependency You are not dependent on the main electric supply in your area. No matter how much load-shedding is done, it will not bother you anymore. As a result, you will live better than others since your major stress trigger is no more. Likewise, you may have government schemes related to renewable-electricity consumption, which is your contribution to environmental betterment. Besides, there are some housing societies in the world, which solely depend on solar panels. As a result, they play their role in protecting the environment by using eco-friendly energy.  Just One-Time-Cost Though it requires a massive investment if you are going for a full-fledged system, it is worth spending. Once you are done with its initial cost, you will be free of bearing variable costs as you bear with having generators and UPS. Some people use just a few panels to have a minimal amount of electricity production but if you are looking for large-scale production, you need to use bulk panels. As a result, they will produce a substantial amount of energy, which you can use for heavy appliances also.   Low Maintenance All it needs is periodic cleaning to remove some layers of dust on it, otherwise, you will not have to do even that. Neither does it need tuning, nor repair like a generator. Moreover, solar panels have a lifespan of around 20-25 years, which is good enough to recover the initial cost of this entire project. In case it gets some dirt and debris, you will not need a handyman to do that because cleaning it is like a child’s play. Hence, you don’t have any maintenance expenses either.  No Noise and Air Pollution People who use generators are well aware of their noise. Even their neighbors have lots of complaints regarding this issue. It gets worse when generators are used at night. As a result, conflicts occur between the owners and neighbors.  Even air pollution is caused by generators, which is the biggest concern. They pollute the environment with toxic gas, which is carbon monoxide. This poisonous fume is injurious to our health as well as to animals and plants.  On the other hand, solar panels are not harmful at all. Instead, they convert solar energy into electrical energy, which is a process of consuming renewable energy. Now, which option is better?    Great for Sunny Regions Sunny regions are not bad at all when you have solar panels at your home. If you are living in that kind of region, you have more opportunities to have cheap electricity with the help of solar panels. Also, days are longer than nights, which means you can have a longer duration for the production of solar energy. Hot regions like northern and southern Africa, the Middle East, Sub Continent, Australia, Western USA, and some parts of South America are the places where solar panels can be really worthy of investment.   Batteries for Even Night Use If you want to extend the benefits of solar panels, just add some heavy-duty batteries to them. As a result, you will be able to store solar energy for night use. Though it is a part of a mega investment, you will be having cheap electricity for almost two decades. These batteries are available on market at reasonable prices if you need bulk solar batteries. Likewise, there are many solar battery manufacturers in China and other parts of the world, who will supply durable batteries at wholesale rates.  Increases Worth of Your Property Here comes the last but also a very significant one, which is related to real estate. In real estate, curb appeal matters a lot. Sellers work on curb appeal to enhance the appearance of their properties. But there is something else, which can boost the value of your property a lot more than curb appeal. Yes, solar panels also contribute to boosting property value. Moreover, it is hard to resist a property equipped with solar panels for buyers. Who would not want a house with a feature of cheaper electricity?  Conclusion Solar panels are expected to replace a huge portion of traditional modes of energy. After all, we can’t risk the environment using coal, gas, and other old resources to produce electricity, which is possible through free sunlight. What could be better than eco-friendly energy amid global warming and its environmental damages? It is our responsibility to take action or everything will be in trouble.
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Solar Batteries Are the Heart of Every Solar Power System

That is because solar batteries store the energy produced by solar cells. They act essentially as power supply units, making sure that electricity is available whenever it's needed, regardless of sunlight (or lack thereof).

As such, their importance cannot be overstated. If you want to or thinking about installing a solar system, either for your home or business then buy our high-quality solar-powered batteries for your solar system at a very affordable price. Despite that, many people who are thinking about installing solar panels often have no idea what these batteries are all about. That is because for many years they have been associated with environmentally unfriendly and expensive old-style lead-acid batteries. However, the truth is that today there are multiple types of solar batteries available on the market, some of them are much better than lead-acid batteries in every way. The most popular type of solar battery for homes is the deep cycle or dual-purpose solar battery designed for both on-grid and off-grid applications. They are suitable for use with both grid connect systems where mains electricity is used during household hours.

Make The Right Choice and Choose the Right Solar Battery for Your System

Choosing the right solar batteries for your system is essential to ensuring that your solar panels are powered efficiently at all times. With so many factors which can affect battery performance, it's not always easy to know which product is better. The main characteristics to look when choosing the right type of battery are:

• Look for a battery with high power rating

• If you are looking to run your home on a solar system, then look for a battery with a higher usable capacity.

• Look for a battery with a higher round trip efficiency if you want to make the most out of every kilowatt of electricity.

• If you are interested or looking to buy a battery that lasts you for a lifetime, then look for a lithium-ion battery.

You can easily find all these characteristics in our products easily.

How Does the Solar Battery Work?

The essential component of the solar battery is the storage container. It stores all of the energy produced by the solar modules so that it can then be used later to power even larger appliances. The design of the container ensures that there are no overcurrents or overvoltages in its operation, while its insulating properties reduce the risk of leakage currents.

The solar battery is placed in a position where it can receive maximum light exposure during the daytime, while its grounding system connects to other grounding systems in the building. The battery should be placed in a dry place to prolong its life expectancy. A wiring diagram has to be attached to every solar battery unit before it's installed, showing how much storage capacity it has, nominal voltage, and other technical information about the device.

How Are Batteries Prepared for Installation?

Solar batteries are tested before manufacturers or dealerships send them out. They're also extensively tested after installation by accredited laboratories that check if their safety requirements have been met. The testing will show whether all components of the battery are correctly hooked up and whether it's producing sufficient voltage.

What is Special About Solar Batteries?

Solar batteries that produce energy for your home or business need to be designed in such a way that they store enough power for use throughout the night and on cloudy days. They also need to withstand sudden changes in temperature and extreme weather conditions. Most importantly of all, they must always deliver electrical current reliably and without any dips or interruptions in their output. These requirements make solar batteries very sophisticated pieces of equipment that require expert installation by professionals in this area. However, this high level of safety ensures increased peace of mind for homeowners who invest in solar technology as part of their energy systems.