Alors que la demande mondiale d’énergies renouvelables continue de croître, energy storage systems are becoming increasingly important for residential, commercial, et applications industrielles. Solar power installations, solutions d'alimentation de secours, and large-scale battery storage projects all require reliable battery cells with suitable capacity and electrical performance.
For battery manufacturers, intégrateurs de stockage d'énergie, and professional distributors, selecting the right battery cell is an important step in developing an efficient battery system.
The 3.2V 304Ah LiFePO4 prismatic battery cell is designed for high-capacity energy storage applications. With a nominal capacity of 304Ah and an energy rating of 972.8Wh, it provides a practical option for customized battery pack manufacturing and energy storage system integration.
Dans cet article, we explore its technical characteristics, key advantages, applications potentielles, and important considerations for B2B buyers.
1. What Is a 304Ah LiFePO4 Battery Cell?
A 304Ah LiFePO4 battery cell is a rechargeable lithium iron phosphate battery designed to store and release electrical energy.
It features a nominal voltage of 3.2V and a nominal capacity of 304Ah, providing a total nominal energy of:
3.2V × 304 Ah = 972,8 Wh
The cell adopts a prismatic aluminum-case structure, making it suitable for integration into customized battery modules and battery packs.
Compared with smaller-capacity cells, a 304Ah cell allows battery manufacturers to design battery configurations using fewer individual cells for a given nominal energy target, depending on the system voltage and configuration.
2. Key Technical Advantages
High Capacity for Energy Storage
With 304Ah nominal capacity, this battery cell is designed for applications that require substantial energy storage capacity.
Its 972.8Wh nominal energy provides a useful reference for battery pack design, system capacity calculations, and project planning.
LiFePO4 Battery Chemistry
Lithium iron phosphate is widely used in stationary energy storage applications.
Its characteristics make it a suitable chemistry for residential solar storage, commercial energy storage, industrial backup power, et systèmes de batteries personnalisés.
Low Internal Resistance
The specified DC internal resistance is no more than 0.5mΩ.
Low internal resistance is an important consideration when evaluating battery cell electrical performance, génération de chaleur, and battery pack design.
Continuous Current Capability
The cell has the following specified current ratings:
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Courant de charge continu: 250UN
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Courant de décharge continu: 250UN
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Pulse charging current: 1.5C for 60 secondes
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Pulse discharging current: 1.5C for 60 secondes
These specifications provide battery engineers with important information when evaluating cell suitability for different battery pack configurations.
Structure prismatique en aluminium
The aluminum-case design supports structured battery arrangement and mechanical integration.
Its defined dimensions also help battery manufacturers plan module layouts, espacement des cellules, and enclosure structures.
3. Technical Specifications at a Glance
| Paramètre | Spécification |
|---|---|
| Chimie des batteries | LiFePO4 |
| Tension nominale | 3.2V |
| Capacité nominale | 304Ah |
| Énergie nominale | 972.8Wh |
| Type de cellule | Prismatic Aluminum Case |
| Résistance interne CC | ≤0.5mΩ |
| Continuous Charge Current | 250UN |
| Courant de décharge continu | 250UN |
| Charge Cut-off Voltage | 3.65V |
| Tension de coupure de décharge | 2.5V |
| Largeur | 173.70mm |
| Épaisseur | 71.70mm |
| Hauteur totale | 207.20mm |
| Poids | 5.47kilos |
Dimensions and weight are nominal reference values. Please refer to the product datasheet for tolerances and measurement conditions.
4. Applications of 304Ah LiFePO4 Battery Cells
Stockage d’énergie solaire résidentiel
Residential solar energy storage systems allow homeowners to store electricity generated by photovoltaic panels and use stored energy when needed.
High-capacity battery cells can be integrated into customized home battery systems to support household energy management.
Stockage d'énergie commercial et industriel
Commercial and industrial users may require battery systems for energy management, alimentation de secours, and renewable energy integration.
304Ah prismatic cells can be evaluated for use in battery packs designed for these applications.
Fabrication de batteries
Pour les fabricants de batteries, cell selection directly affects system voltage, capacité, structure mécanique, and electrical design.
The 304Ah prismatic cell provides a defined capacity and physical specification for customized battery pack development.
Renewable Energy Projects
Solar and other renewable energy projects often require energy storage solutions to help manage the difference between energy generation and consumption.
High-capacity LiFePO4 cells can form part of battery systems designed for these projects.
5. What Should B2B Buyers Consider Before Purchasing?
Choosing a battery cell requires more than comparing nominal capacity and unit price.
Professional buyers should evaluate several important factors.
1. Electrical Compatibility
Check nominal voltage, charge and discharge cut-off voltages, continuous current ratings, and the requirements of the intended battery management system.
2. Mechanical Dimensions
Cell dimensions, terminal spacing, poids, and enclosure requirements should be checked before battery pack production.
3. Température de fonctionnement
The specified operating temperature range should match the intended application and system thermal management design.
Pour cette cellule:
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Température de charge: 0°C à 60°C
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Température de décharge: -30°C à 60°C
4. Battery Management System Compatibility
The BMS should be selected according to the complete battery pack design, y compris la tension, actuel, exigences de protection, and communication needs.
5. Supplier Documentation
B2B buyers should request the latest datasheet, applicable test reports, quality documentation, and batch-specific information before placing bulk orders.
6. Why Choose EH for Battery Cell Supply?
For energy storage projects, selecting a suitable battery cell supplier is an important part of building a stable supply chain.
EH focuses on energy storage products and battery solutions for professional B2B customers.
We work with buyers and project partners who need battery products for:
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Fabrication de packs de batteries
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Residential energy storage
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Commercial and industrial ESS projects
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Solar energy storage integration
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Wholesale and distribution
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Customized energy storage solutions
Our goal is to help customers evaluate product specifications and identify suitable battery solutions based on their actual project requirements.
7. Foire aux questions
Q1: What is the nominal energy of a 3.2V 304Ah battery cell?
The nominal energy is 972.8Wh, calculated by multiplying 3.2V by 304Ah.
Q2: What battery chemistry does this cell use?
It uses lithium iron phosphate (LiFePO4) chimie.
Q3: What is the continuous discharge current?
The specified continuous discharge current is 250A.
Q4: Can this cell be used for solar energy storage?
Oui. It can be evaluated for integration into residential, commercial, and industrial solar energy storage battery packs.
Q5: What is the cell weight?
The specified weight is 5.47 ± 0,05kg.
Q6: Can battery pack manufacturers use this cell for customized projects?
Oui. Its electrical and mechanical specifications provide a reference for customized battery pack design and integration. The final configuration should be verified by the battery system engineering team.
Conclusion
The 3.2V 304Ah LiFePO4 prismatic battery cell combines 304Ah nominal capacity, 972.8Wh énergie nominale, low internal resistance, and a defined aluminum-case structure.
For battery manufacturers, intégrateurs de stockage d'énergie, distributeurs, and project procurement teams, it offers a cell option for evaluating customized energy storage battery solutions.
Selecting the right cell requires careful consideration of electrical specifications, dimensions mécaniques, conditions de fonctionnement, et compatibilité du système.
Looking for a 304Ah LiFePO4 battery cell for your next energy storage project?
Contact EH to discuss your application, quantité requise, battery pack configuration, and project specifications.