01
High Voltage Lifepo4 Battery 51.2V 200Ah 300Ah for Solar Systems - China Factory Suppliers 5Kw 10Kw 10Kwh 20Kw
Warranty
10-Year Warranty Guarantee
What's your warranty period?
The warranty period is ten years if the conditions are met. The product shall be free from material or workmanship defects for a period of ten years from the start date of the warranty. The product will be subject to usage restrictions based on the ambient temperature listed in the table below, and will operate in a normal manner according to the guidelines / specifications / warning labels provided by our company. After different years, there will still be 80% remaining usable power.
After-Sale Service
What should I do if the product I received is damaged?
If the product is damaged upon receipt, we will provide you with a new item as soon as possible, without delaying your use.
What assistance can I get if I encounter difficulties during installation?
Our sales team provides detailed installation videos and instructions, as well as remote installation guidance throughout the entire process. We regularly organize installation guidance meetings in Europe and other places, provide face-to-face technical training, and provide free food and accommodation throughout the entire process.
What if I encounter quality issues with the product?
No matter what caused the problem and it is not usable, we will replace the battery with a new one from our warehouse in Europe as soon as possible. Please rest assured that our product has not received any quality complaints for many years, and the probability of quality problems is currently very low.
OEM / ODM & Delivery
OEM / ODM
Can you offer OEM or ODM?
Yes, we are an LFP battery specialized solution provider mainly in the energy storage field. Please inform us of your applications, inverter brand and model name. We will select or customize an LFP battery system for you.
Delivery Date
How long does it take to ship the goods after payment?
- If it is not a customized version, we usually prepare some stock. We have 3 warehouses in Europe for hot-selling items that can be picked up on the same day.
- If it is OEM, we need to ship from China and can ship within 7–15 days.
- If it is ODM, it also needs to be designed and customized from China, then shipped, with a design cycle of 15–30 days.
Frequently Asked Questions
Q1: How long is the warranty for your LFP battery products?
Our LFP batteries come with a 10-year warranty. After the warranty period, the battery will still retain at least 80% of its usable power capacity, subject to normal usage conditions and ambient temperature guidelines.
Q2: What happens if my order arrives damaged?
If your product is damaged upon receipt, we will arrange a replacement as quickly as possible to ensure your use is not delayed. Please contact our after-sales team with photos of the damage for prompt processing.
Q3: Do you provide installation support for your battery systems?
Yes. Our sales team offers detailed installation videos, written instructions, and full remote guidance. We also regularly host face-to-face technical training sessions in Europe, with free food and accommodation provided throughout.
Q4: Can you provide OEM or ODM battery solutions?
Absolutely. We specialize in LFP battery solutions for energy storage applications. Simply share your application requirements, inverter brand, and model name, and we will select or customize the right LFP battery system for you.
Q5: How quickly can you ship after payment is made?
For standard (non-customized) items, we maintain stock in 3 European warehouses for same-day pickup. OEM orders ship from China within 7–15 days, while ODM orders (requiring design and customization) typically take 15–30 days before shipment.
Q6: What is your process if a product develops a quality issue after delivery?
Regardless of the cause, if a product becomes unusable due to a quality issue, we will replace it with a new unit from our European warehouse as soon as possible. Our products have maintained an excellent quality record with virtually no complaints over many years.