Product Specifications
| Specification | Details |
|---|---|
| Brand | DESAY |
| Model | LF280 |
| Cell Type | Prismatic Battery Cell |
| Battery Chemistry | LiFePO4 |
| Nominal Voltage | 3.2V |
| Maximum Charge Voltage | Approximately 3.65V, subject to official datasheet |
| Rated Capacity | 280Ah |
| Nominal Energy | 896Wh |
| Internal Resistance | ≤0.20mΩ based on product label |
| Terminal Type | Threaded Screw Terminal |
| Cell Housing | Aluminum Prismatic Case |
| Rechargeable | Yes |
| Sales Unit | Per Cell |
| Accessories | Busbars and terminal hardware subject to order confirmation |
DESAY LF280 3.2V 280Ah LiFePO4 Prismatic Battery Cell
1. Product Overview
The DESAY LF280 is a large-capacity rechargeable LiFePO4 prismatic battery cell designed for professional energy storage systems and lithium battery pack manufacturing.
With a nominal voltage of 3.2V and a rated capacity of 280Ah, each cell provides 896Wh of nominal energy. The product label indicates an internal resistance of no more than 0.20mΩ.
The DESAY LF280 is suitable for battery pack manufacturers, solar energy companies, energy storage integrators, RV battery suppliers, marine power companies, distributors and wholesale battery buyers.
2. Key Features
- 280Ah large-capacity LiFePO4 prismatic cell
- 896Wh nominal energy per cell
- Low internal resistance of ≤0.20mΩ based on product label
- Stable voltage output
- Good thermal stability
- Reliable cell consistency
- Suitable for series and parallel battery configurations
- Designed for professional energy storage battery packs
- Capacity and internal resistance matching available
- Wholesale supply and international shipping available
3. Suitable Applications
Home Energy Storage Systems
The DESAY LF280 may be used in professionally designed residential battery systems for solar energy storage, backup power and reduced grid dependence.
Solar Energy Storage
The cell can be integrated into solar battery banks when the system voltage, inverter, BMS, charging parameters and thermal-management system are correctly matched.
Commercial and Industrial Energy Storage
Multiple DESAY LF280 cells may be assembled into battery modules for commercial energy storage cabinets, industrial backup systems, peak shaving and load shifting.
RV and Camper Battery Systems
The 280Ah capacity makes the cell suitable for professionally designed RV and camper battery packs requiring long operating time and dependable energy storage.
Marine Battery Systems
The cell may be used in compatible marine battery systems when suitable insulation, waterproofing, vibration protection and battery management are provided.
Off-Grid and Backup Power
The DESAY LF280 may be used in off-grid power systems, telecom backup power, UPS systems and emergency energy storage modules.
4. Professional Battery Pack Assembly
The DESAY LF280 is intended for professional LiFePO4 battery pack production processes, including:
- Capacity and internal resistance matching
- Cell consistency testing
- Series and parallel battery configuration
- Busbar and terminal connection
- BMS selection and integration
- Cell insulation and compression structure
- Temperature monitoring
- Battery enclosure and thermal-management design
5. Wholesale Supply and Customization
We supply DESAY LiFePO4 prismatic cells to battery pack manufacturers, energy storage companies, solar installers, distributors and industrial equipment manufacturers.
- Wholesale DESAY battery cell supply
- Matched cell groups available upon request
- Busbars, terminal screws and battery accessories
- Customized battery pack assembly
- BMS and battery enclosure solutions
- Technical and transportation documents
- International lithium battery shipping solutions
Please contact us for current pricing, minimum order quantity, available stock, cell grade, production batch, included accessories and shipping options.
6. Important Notice
This is an industrial LiFePO4 battery cell intended for professional battery pack assembly. A compatible BMS, LiFePO4 charger, insulated busbars, secure terminal connections and a suitable cell compression structure are required.
Do not short-circuit, reverse polarity, puncture, crush, overcharge, over-discharge or expose the cell to fire or excessive heat.
The exact dimensions, weight, charging current, discharge current, cycle life, operating temperature and certification status must be confirmed according to the official DESAY LF280 datasheet and actual production batch.
Frequently Asked Questions
1. What is the DESAY LF280?
The DESAY LF280 is a 3.2V 280Ah LiFePO4 prismatic battery cell designed for professional energy storage and large-capacity battery pack assembly.
2. How much energy does one DESAY LF280 cell store?
One cell provides 896Wh of nominal energy, calculated as 3.2V multiplied by 280Ah.
3. Can the DESAY LF280 be used in solar and home energy storage?
Yes. It may be used in professionally designed solar and home energy storage systems with a compatible BMS, inverter, LiFePO4 charger, compression structure and thermal-management system.
4. Are matched cells and accessories available?
Matched cell groups, busbars, terminal hardware, BMS units and battery pack accessories may be supplied. Exact package contents should be confirmed before ordering.
5. Are technical and transportation documents available?
Technical datasheets, UN38.3 reports, MSDS documents and international shipping solutions may be available depending on the production batch, quantity and destination.
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