| Model No. | CGS-F4820N |
| Nominal voltage | 48V |
| Nominal capacity | 20Ah |
| Max. continuous charge current | 10A |
| Max. continuous discharge current | 10A |
| Cycle life | ≥2000 times |
| Charge temperature | 0°C~45°C |
| Discharge temperature | -20°C~60°C |
| Storage temperature | -20°C~45°C |
| Weight | 9.6±0.3kg |
| Dimension | 262*152*132mm |
| Application | Special designed for UPS system, also can be used for Back-up power, telecommunication base station, solar/wind systems, home energy storage, etc. |
Our professional custom battery pack solutions help you save a lot of time and money, as well as get established on the market quickly.


































Yes, we are a professional manufacturer. Welcome to visit at any time.
Usually we do not have, because different customers have different requests. Even if the voltage and capacity are the same, other parameters may be different. However, we can finish your sample quickly once the order is confirmed.
Sure, OEM & ODM are welcome, and the logo can be customized as well.
Usually 15-25 days. It depends on the quantity, materials, battery cell model, and so on. We suggest checking the delivery time case by case.
A 1PCS sample order is acceptable for testing purposes.
More than 800 times for lithium-ion batteries; more than 2,000 times for LiFePO4 lithium batteries.