Why Choose Us?
Professional Service
To get the trust and make customer rest assured, we have the service concept of Response in 24 hours (pre-sale), Solution in 72 hours (in sale) and Maintenance in 10 years (after-sale)!
Rich Experience
Established in January 2017, Jingxian Battery Technology Co.,Ltd is founded by senior battery experts and located at the beautiful city Shenzhen of China, who are specialized in the energy storage industry with independent R&D, production and sales on the Li-ion battery pack.
Wide Product Range
Combined with advanced manufacturing technology, professional R&D, and strong supply chain, our products are widely used in the industries of medical, communication, security and protection, finance, transportation, logistics, mine, photovoltaic, consumer electronics, etc.
One-stop Solution
We provide one-stop service from design, research, molding, production, assemble, testing and products solution from battery cell to finished products whole complete OEM and ODM. All products have passed CE, FCC, RoHS certification to satisfy customer's requirements.
Definition of Lithium Power Battery
Lithium power battery is a type of rechargeable battery that uses the reversible intercalation of lithium power battery into electronically conducting solids to store energy. In comparison with other commercial rechargeable batteries, lithium power battery are characterized by higher specific energy, higher energy density, higher energy efficiency, a longer cycle life, and a longer calendar life.
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Benefits of Lithium Power Battery
Lithium power batteryhave a high energy density, a long lifespan, and the ability to charge/ discharge efficiently. They also have a low self-discharge rate and require little maintenance.
High energy density
Lithium power batteryhave a very high energy density. The high energy density means the batteries can store a large amount of energy in a small space footprint, making them ideal for applications where space is at a premium, such as in electric vehicles or energy storage systems.
Efficiency and charge/ discharge rates
Lithium power batteryare efficient at both charging and discharging, and they can handle relatively high rates for both processes. This makes them excellent for applications where energy must be rapidly discharged or put into storage.
Long lifespan and cycle durability
Lithium power batteryhave a relatively long lifespan compared to many other battery technologies. They can handle a lot of charge-discharge cycles. This long cycle life makes them cost-effective over their lifetime.
Proven technology
Lithium-ion technology is mature and well-understood, which makes it a less risky choice than newer, less-proven technologies.
Primary batteries store well. Alkaline and primary lithium batteries can be stored for 10 years with moderate loss capacity.
When storing, remove the battery from the equipment and place in a dry and cool place.
Avoid freezing. Batteries freeze more easily if kept in discharged state.
Charge lead acid before storing and monitor the voltage or specific gravity frequently; apply a charge if below 2.07V/cell or if SG is below 1.225 (most starter batteries).
Lithium power battery can be stored for 3–5 years, even at zero voltage; prime before use.
Lithium-ion must be stored in a charged state, ideally at 40 percent. This prevents the battery from dropping below 2.50V/cell, triggering sleep mode.
Discard Li-ion if kept below 2.00/V/cell for more than a week. Also discard if the voltage does not recover normally after storage.
Extreme overcharging and deep discharging cycles place high levels of stress on lithium-ion batteries. When it comes to overcharging, tree-like lithium dendrites (whiskers) will form on the negative electrodes. These whiskers can cause serious problems as they are highly explosive to lithium-ion batteries.
To prevent whiskers, a custom battery pack can be designed with a regulator that helps balance the different cell capacities in the battery pack. It can improve the state of charge levels throughout the pack to prevent overcharging of cells that have higher capacities than other cells in the pack. It will prevent the weakest cells from being overcharged as well as stop the cells from discharging when the lowest capacity cells are near the empty level.
To prolong battery life, consider doing partial charges up to 80% state of charge (SoC) instead of a 100% charge. If the lithium power battery is going to reach 100% charge, make sure to take the device off power immediately once reaching that level. Also, ensure that you are charging the battery in a room that has a lower temperature. Room temperatures between 50° Fahrenheit to 95° Fahrenheit.
Depending on the device, operation, and available ventilation, the application should operate in temperatures from 32° Fahrenheit to 95° Fahrenheit. Higher temperatures will cause the battery to discharge quickly. If the device is hot and the lithium-ion battery is discharging faster than normal, you may want to adjust the device's operation. For example, a laptop may be extremely hot due to running high-powered applications, such as video games.
How Long Do Lithium Power Battery Last?
In general, lithium power battery have an expected operational lifespan of 10-15 years. However, there are lifespan differences within the greater category of "lithium-ion" batteries.
For example, a 2020 National Renewable Energy Laboratory (NREL) study published in Applied Energy found that the lifespan of lithium iron phosphate (LFP) batteries is less affected by high temperature and depth of discharge (how far you drain the battery's capacity at one time) than lithium nickel manganese cobalt oxide (NMC) batteries. Meanwhile, the lifespan of NMC batteries is less impacted by a high average state of charge (keeping your battery fully charged for prolonged periods of time) than LFP batteries.
Differences Between Power Lithium Batteries and Lithium Power Battery
Lithium power battery and new energy power lithium batteries do not differ much in terms of positive and negative electrode materials, electrolytes, and membranes. However, compared to power lithium batteries, lithium power battery prioritize safety, cycle performance, and cost, rather than high rate and temperature performance. Therefore, lithium power battery have different material requirements and battery material ratios than power lithium batteries.
Power lithium batteries are mainly used in electric vehicles, electric bicycles, and other electric tools, while lithium power battery are mainly used in peak load regulation, renewable energy grid connection, microgrids, and other fields. Power lithium batteries, as a mobile power source, have high requirements for volume energy density on the premise of safety, in order to achieve more lasting endurance. Lithium power battery, on the other hand, do not have direct requirements for energy density, as most energy storage devices do not need to be mobile.
In terms of cost, power lithium batteries face competition from traditional fuel sources, while lithium power battery face cost competition from traditional peak load regulation technology. In addition, energy storage stations are mostly on the scale of megawatts or even hundreds of megawatts, so the cost requirements for lithium power battery are lower than those for power lithium batteries, and safety requirements are also higher.
Energy storage battery management systems are very similar to power lithium battery management systems, but power lithium battery systems are on high-speed electric vehicles, with higher requirements for the power response speed and power characteristics of batteries, soc estimation accuracy, and the calculation of state parameters. Energy storage systems are also much larger in scale, so the centralized battery management system for lithium power battery has significant differences from that for power lithium batteries.
Power lithium batteries are power sources for tools, mainly for electric vehicles, electric trains, electric bicycles, and golf carts. They are different from starter batteries used to start car engines, which often use sealed lead-acid batteries, vented tubular lead-acid batteries, and lithium iron phosphate batteries.
Lithium Power Battery Grade And Quality
A common misconception is that all lithium power battery are of the same quality. In reality, Lithium is graded into three types. A grade, B grade and used, and depending on which grade is in your battery, will determine the longevity and contribute to the product's final cost.
When a lithium power battery does come off the production line, the cell's capacity can be very different to the cell before it. Even the most precise and automated factories will still produce different capacity cells. The cells are then segregated based on how close they match with each other.
It is critical that when a battery is assembled, the cells match as closely together as possible. This is because a weak cell can cause the others to over-work during discharge. In charge, this weak cell can become overcharged because the stronger cells still require a charge. Eventually, this causes the weak cell to short. Overall, battery packs with well-matched cells will perform better and are proven to last longer than those with mismatched cells and will usually determine the warranty period for that battery. For example, a battery with 5-7 year warranty will consist of A-grade lithium cells that are very closely matched. Those with 2-3 years consist of B grade lithium cells that don't match as well. Finally, batteries with one year warranty will consist of used or the lowest grade cell and are significantly mismatched.
How to Choose Lithium Power Battery?
A lithium power battery is often the most expensive element in a solar installation, and as a battery is a long term investment, it is important to take into account all aspects of a battery before buying. There are a number of parameters that are important to consider when buying lithium power battery, for example:
Voltage and Capacity
The Voltage of a battery will have to match the Voltage of your inverter. These days, most home solar or backup installations are 48 Volts (V). The higher the voltage, the less energy losses take place inside the system.
C-rate
While capacity tells you how big your battery is, the C rate tells you how much power a battery can provide at a given moment, or how quickly the battery can be charged or discharged.
Depth of discharge (DoD)
The Depth of Discharge (DoD) of a battery refers to the amount of a battery's capacity that has been used. Most battery manufacturers will specify a maximum DoD for optimal performance. For example, if a 10 kWh battery has a maximum DoD of 90 percent, you shouldn't use more than 9 kWh of the battery before recharging it.
Life span, warranty and back-up support
In general, most Lithium batteries will have an expected life-span of somewhere between 8 and 16 years. In most home solar systems, your battery will "cycle" (charge and discharge) daily. Over time, your battery will lose some of the charge.
Expandability
Most batteries are designed to be "expandable," which means that you can add multiple batteries to your solar system to get extra capacity. Check for this option to make sure you can expand your system in the future.
Mounting
Some batteries can be wall-mounted, others have to be placed on the ground, and sometimes you need to buy specific cabinets. If, for example, you have limited space in your garage next to the DB board, the mounting system is something to consider as well.
Other considerations
Other aspects to consider are, whether you need extra specific battery cables, whether the battery is compatible with your brand of inverter and whether the battery is able to communicate with the inverter, and last but not least of course the what the total price is, compared to the quality of the battery. Price per kWh would be useful for comparison, taking into account, warranty, number of cycles etc; in short considering all the issues discussed above.
Our Factory
Shenzhen Jingxian Battery Technology Co.,Ltd Established in 2017, engaged in the research, development, production and sale of all kinds of batteries, For example, Small-scale cells, Solar battery, Portable Power Station battery, Powerwall, Lithium UPS Battery, Industrial Battery, etc. We provide one-stop service from design, research, molding, production, assemble, testing and products solution from battery cell to finished products whole complete OEM and ODM. All products have passed CE, FCC, RoHS certification to satisfy customer's requirements. Our main products are various of solar generator, solar panel. We warmly welcome OEM and ODM orders. We work hard to provide the best quality products and efficient after-sale service for our customers. We have warehouse in USA, Canada, Russia, Germany, Philippines, Malaysia Which can reduce your inventory pressure and improve service efficiency. So we can give you best dropping shipping service.
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Ultimate FAQ Guide to Lithium Power Battery
Shenzhen Jingxian Battery Technology Co., Ltd. is one of the most professional lithium power battery manufacturers and suppliers in China, featured by quality products and low price. Please rest assured to wholesale long life lithium power battery for sale here and get pricelist from our factory. For more cheap products, contact us now.
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