One-stop energy storage supply solution

Efficient use of energy storage systems to convert clean, environmentally friendly renewable energy into electricity.
It has the advantages of high efficiency, energy saving and stable power supply, especially the use of lithium iron phosphate battery as the energy storage carrier, which prolongs the service life of the system.

Our Product

lifepo4 battery manufacturers

Lithium iron phosphate batteries (LiFePO4) are the safest of the mainstream lithium battery types. The nominal voltage of a single LFP battery is 3.2V. A 51.2V LFP battery consists of 16 cells connected in series.

  • It has high power round-trip efficiency.
  • High energy density – greater capacity, less weight and volume.
  • High charge and discharge current for fast charging and discharging.
  • With flexible charging voltage.
commercial power backup system
industrial battery pack

Server Stacked LiFePO4 Battery 24v 100Ah

LiFePO4 Battery Manufacturer
LiFePO4 Battery Manufacturer

Server Stacked LiFePO4 Battery 48V 200Ah

LiFePO4 Battery Manufacturer
LiFePO4 Battery Manufacturer

Server Stacked LiFePO4 Battery 51.2V 100Ah

Focus On Providing High-Quality Solutions For Customers In The Energy Industry!

The combination of safety, consistency and long life is realized, and the product performance is mature and stable.

SIEYU BATTERY

Stacked Series Advantages & Features

lifepo4 battery manufacturers

Safe and durable

● Stacking is non-toxic, non-polluting and environmentally friendly.

● The cathode material is made of lithium iron phosphate for safety performance and long cycle life.

● BMS has over-discharge, over-charge, over-current, high and low temperature protection functions.

Flexible configuration

● It can balance the current and voltage of each cell, and the configuration is flexible.

●Multiple battery modules can be stacked to expand output and capacity.

● The self-cooling method is adopted to effectively reduce the system noise.

lifepo4 battery manufacturers
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Efficient and Easy

● The module has less self-discharge, and can be left to charge for up to 6 months without memory effect.

● The operating temperature ranges from -10 to 55°C with excellent discharge performance and cycle life.

● Small size, light weight, plug-in embedded design module, easy installation and maintenance.

Why Choose Sieyu Battery

Trusted by 2,500+ world-class brands of all sizes.

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Lithium Ion Battery Pack OEM

Who we are

Sieyu Battery is a technology enterprise integrating the design, research and development, production and sales of lithium battery pack products. With 8 production lines and more than 60 workers and multiple automated machines, ensuring a daily production of 2000KWH.

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Lithium Ion Battery Manufacturer
Lithium Battery Producers
Lithium Battery Manufacturer
lithium ion producers
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Frequently Ask Questions.

Lithium ions store more energy in a small space. Lithium-ion batteries have the characteristics of small size, large capacity and many specifications. There are options for different families.

Most manufacturers and installation specialists have tools to help you determine your specific needs.

The installation of the product is simple and convenient, and the customer service guides the installation, so there is no need to worry about the difficulty of installation.

Yes. Batteries can be connected in parallel or in series by the customer. But there are a few points we need to pay attention to.

  1. Make sure that the voltage/capacity of each battery is the same before connecting in parallel.
  2. Do not connect the old battery and the new battery in parallel. This may reduce the capacity of the entire battery pack.
  3. If you are not a professional parallel and series battery, please do not handle the battery by yourself. This can lead to hazards and compromise the cycle life of the battery.

Please check the enclosed warranty. During the warranty period, under the condition of correct use, if there is any problem, we will provide new parts for free and guide the replacement. If the feedback cannot be repaired, we will replace the new product for free, but the problem product must be left in your origi.

Our production is carried out in strict accordance with the quality management system. We will strictly control the quality control process to control the unqualified products. After all the processes are completed, the products can be released.

Yes, depending on the specific situation, the time required for our small battery pack proofing is usually two to three days; the time required for large battery packs is four to seven days.

  1. We have strict quality control system, all materials and products are 100% inspected to ensure high quality.

  2. Our power produce capacity ensure on time delivery, we are the strong backing to your business development.

  3. We have one-stop solution for customized energy storage system integration.

Yes, we are a lithium battery manufacturer from China. You are welcome to visit our factory and production process.

If you buy a certain quantity of batteries, we will give a certain discount.