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48V 100Ah Deep Cycle LiFePO4 Lithium Battery - Reliable Performance from China Suppliers and Factory
Product Features
- Self-designed BMS, every battery module is equipped with a standalone one;
- Top brand Grade A LiFePO4 battery cells, top class safety;
- Long cycle life energy storage battery;
- Monitor software is built-in, supporting real-time tracking battery status (optional);
- Certification of IEC62619, UN38.3, CEC approved etc;
Technical Description
| MODEL | Gaea 48100 |
| Battery Type | LiFePO4 (lithium iron phosphate battery) |
| Nominal Capacity | 100Ah |
| Nominal Voltage | 51.2V |
| Total Energy | 5120 |
| Charge Cut-off Voltage | 57.6V |
| Discharge Cut-off Voltage | 40V |
| Charge Current | 100A max |
| Discharge Current | 100A max |
| Communication Mode | RS485, CAN |
| Ingress Protection | IP20 |
| Lifespan (80% DOD) | ≥4000 cycles, 25°C |
| Working Environment | -20°C-60°C, < 95% RH |
| Storage Environment | -20°C〜50°C, < 95% RH |
| Operating Altitude | <2000m |
| Design Life | 15 years |
| Warranty Period | 5 years, 10years optional |
Tips About Lithium Battery
Definition of Key Parameters of LiFePO4 Batteries
The performance and characteristics of a LiFePO4 (Lithium Iron Phosphate) battery are defined by several key parameters. These parameters help determine the battery's suitability for specific applications and its overall performance.
The performance and characteristics of a LiFePO4 (Lithium Iron Phosphate) battery are defined by several key parameters. These parameters help determine the battery's suitability for specific applications and its overall performance.
Key Parameters of LiFePO4 Batteries:
1. Capacity (Ah or Wh)
Definition: The total amount of electric charge a battery can store, usually measured in ampere-hours (Ah) or watt-hours (Wh).
Significance: Determines how long the battery can provide power before needing a recharge. For example, a 100 Ah battery can theoretically deliver 100 amperes for one hour or 1 ampere for 100 hours.
2. Voltage (V)
Definition: The electric potential difference between the positive and negative terminals of the battery, typically measured in volts (V).
Significance: LiFePO4 batteries have a nominal voltage of about 3.2 to 3.3 volts per cell. The total voltage of a battery pack depends on the number of cells connected in series.
3. Energy Density (Wh/kg)
Definition: The amount of energy stored per unit weight, measured in watt-hours per kilogram (Wh/kg).
Significance: Indicates how much energy the battery can store relative to its weight. Higher energy density means more energy storage in a lighter battery, which is crucial for portable applications.
4. Cycle Life
Definition: The number of complete charge-discharge cycles a battery can undergo before its capacity falls below a specified percentage of its original capacity, typically 80%.
Significance: Determines the battery's longevity. LiFePO4 batteries typically have a long cycle life, often exceeding 2,000 cycles.
5. Charge/Discharge Rate (C-rate)
Definition: The rate at which a battery is charged or discharged relative to its capacity, measured in terms of C-rate.
Significance: A 1C rate means the battery will be charged or discharged in one hour. A 0.5C rate means it will take two hours, and a 2C rate means it will take 30 minutes. Higher C-rates indicate faster charging and discharging capabilities.
6. Depth of Discharge (DoD)
Definition: The percentage of the battery’s capacity that has been used relative to its total capacity.
Significance: A higher DoD means more of the battery’s capacity is utilized in each cycle. LiFePO4 batteries can typically handle deep discharges (up to 80-90%) without significant degradation.
7. Efficiency
Definition: The ratio of the energy output during discharge to the energy input during charging, usually expressed as a percentage.
Significance: Higher efficiency means less energy is lost during the charge-discharge cycle. LiFePO4 batteries typically have efficiencies around 95%.
8. Operating Temperature Range
Definition: The range of ambient temperatures within which the battery can operate effectively, usually given in degrees Celsius (°C).
Significance: LiFePO4 batteries perform well in a wide range of temperatures, typically from -20°C to 60°C, which makes them versatile for various environments.
9. Self-Discharge Rate
Definition: The rate at which a battery loses its charge when not in use, usually expressed as a percentage per month.
Significance: Lower self-discharge rates mean the battery retains its charge longer when stored. LiFePO4 batteries have a low self-discharge rate, often around 2-3% per month.
10. Safety Features
Definition: Built-in mechanisms to prevent failure modes such as thermal runaway, overcharging, and short circuits.
Significance: LiFePO4 batteries are known for their inherent safety, including resistance to overheating and non-combustible chemistry. Understanding these parameters is crucial for selecting the right LiFePO4 battery for a specific application, ensuring optimal performance, longevity, and safety.
Frequently Asked Questions
What are the main features of the Gaea 48100 battery?
The Gaea 48100 features a self-designed independent BMS for each module, top brand Grade A LiFePO4 cells for maximum safety, a long cycle life, optional built-in monitoring software for real-time tracking, and international certifications including IEC62619, UN38.3, and CEC approval.
What is the lifespan and warranty of this lithium battery?
The battery has a design life of 15 years and a cycle life of ≥4000 cycles at 25°C (80% Depth of Discharge). It comes with a standard 5-year warranty, with an optional 10-year warranty available.
What are the operational temperature limits for the battery?
The working environment temperature range is from -20°C to 60°C with less than 95% Relative Humidity. For storage, the recommended temperature range is -20°C to 50°C (under 95% RH).
Why is the C-rate important for battery performance?
The C-rate defines how fast a battery charges or discharges relative to its capacity. For example, a 1C rate charges or discharges the battery in one hour, while a 2C rate takes 30 minutes. Higher C-rates allow for faster energy transfer capabilities.
What is the self-discharge rate of LiFePO4 batteries?
LiFePO4 batteries have a very low self-discharge rate, typically around 2-3% per month. This means the battery retains its stored charge for a long time when not in active use.
What communication modes does the Gaea 48100 support?
The Gaea 48100 supports RS485 and CAN communication modes, allowing for seamless integration and communication with compatible inverters and monitoring systems.