
| Brand Name: | ETC |
| Battery Type: | Lifepo4 Prismatic Battery Cells |
| Nominal Capacity(Ah): | 280AH |
| Nominal Voltage(V): | 3.2V |
| Max Charge Voltage(V): | 3.65V |
| Discharge Cut-off Voltage(V): | 2.5V |
| Max Charge rate: | 1C |
| Max Discharge rate: | 1C |
| Internal Resistance: | ≤0.4mΩ |
| Charge Temperature(℃): | 0°C~60°C |
| Discharge Temperature(℃): | -20°C~60°C |
| Cycle life: | More than 7000 times |
| Weight: |
2.86 kg |
| Size(mm): | T71*W173*H207(mm) |
| Certification: |
CE,UL,UN38.3,MSDS |

3. Long Cycle Life
Featuring a cycle life of 7000 cycles, this battery can endure long - term and frequent charge - discharge processes, which is highly beneficial for applications with regular energy usage patterns, like grid - connected energy storage and off - grid solar power systems.
1. Household Energy Storage
The ETC 3.2V 280Ah LiFePO₄ prismatic battery can be used in home energy storage systems to store electricity generated by solar panels or from the grid. It helps families reduce their dependence on the grid, lower electricity costs, and provides backup power during power outages.
2. Base Station Power Supply
In communication base stations, this battery can serve as a reliable backup power source. It ensures the normal operation of base station equipment when the main power supply fails, maintaining communication services without interruption.
3. Solar Energy Storage
When paired with solar panel systems, the battery stores the electricity generated by the solar panels during the day. This stored energy can be used at night or during periods of low sunlight, improving the utilization rate of solar energy and making the solar power system more self - sufficient.
4. Portable Energy Storage
Although it has a relatively large capacity, with appropriate design and integration, it can also be used in portable energy storage devices for outdoor activities, field work, or emergency power supply in remote areas, providing a stable and large - capacity power source.
• Our Services: OEM/ODM and Customized Solutions
• We provide customized lithium ion battery solutions to meet your specific application needs



Q:Can I have samples to test? And what is lead time for sample order?
A:Yes, we can supply samples, the lead time for samples is 7-10 days. And buyers pay for sample cost and shipping cost.
Q:Do you provide after-sales serive?
A:Yes, We offer 5 years warranty for lifepo4 battery, and 1 years for Nmc battery, increase the cost to 5-10 years. For damaged due to non-human factors, we will refund or send new battery for replacement after providing pictures or videos for evidence.
Q:What is your company's advantage?
A:We only supply high level quality of lithium battery and we gurantee on-time shipment, we also provide excellent after-sales service.
Q:Do you accept OEM/ODM?
A:Yes, it is avaliable.
Q:Are the batteries come with bus bars + nuts?
A:This price includes busbars and nuts. Each cell will be provided with one set of busbars and nuts (e.g., if you purchase 4 cells, we will deliver 4 cells with 4 busbars and 8 nuts). Should you require further details, please feel free to contact us directly.
Q:Are you battery real capacity?
A:All of our battery cells with Grade A, 100% new and real capacity.
Q:Are you a factory or a trading company?
A:We are a professional rechargeable lithium-ion battery and LifePO4 battery manufacturer, welcome to visit.
Q:What kind of certificates do you have?
A:We can provide CE, ROHS, UL, FCC, IEC, MSDS, UN38.3 & etc. if your need.
1.Please read the instructions carefully and pay attention to the marks on the surface of battery before use.
2.During operation, please keep the cell away from heat source, fire source. Never beat, drop or shock the cell.
3.Do not directly solder the cell or pierce it with a nail or other sharp object.
4.Do not turn over battery. Keep it from strike, throw, tread or bending.
5.Do not make battery short-circuited, in order to avoid from danger incurring or battery damage.
6.Discarded battery should be well disposed. Do not throw it into the fire or water.
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