The High-Capacity Solution: Understanding the 24V 314Ah LiFePO4 Battery
The 24V 314Ah LiFePO4 battery represents a premium, high-energy-density storage solution based on Lithium Iron Phosphate (LiFePO4) chemistry. This particular configuration is highly sought after for demanding applications requiring substantial power, extended runtime, and superior safety features compared to traditional battery types.
1. What is the 24V 314Ah LiFePO4 Battery?
This battery is a rechargeable deep-cycle pack characterized by its specific voltage and capacity ratings:
- Voltage (24V Nominal):The 24-volt rating is achieved by connecting individual LiFePO4 cells—which have a nominal voltage of 3.2V—in a series configuration. Typically, eight cells are connected in series, defining the pack’s operational voltage.
- Capacity (314Ah): The battery has a very high capacity of 314 ampere-hours (Ah). This means it can theoretically deliver 314 amps for one hour, or a lower current for a proportional amount of time, providing excellent longevity between charges.
- Energy Storage (7.54 kWh): The total energy stored is significant, calculated as 314*24=7.54kwh, This high energy content makes it suitable for power-intensive applications.
- LiFePO4 Chemistry: The use of Lithium Iron Phosphate ensures high thermal stability, an exceptionally long cycle life (often exceeding 5,000 cycles), rapid charging capabilities, and a lighter weight than lead-acid batteries of comparable capacity.
2. How are 24V 314Ah LiFePO4 Batteries Manufactured?
The production of a high-capacity 24V 314Ah battery pack is a precision process involving two main stages: cell manufacturing and pack assembly.
A. LiFePO4 Cell Production
The core of the battery is the individual prismatic or pouch cell (often 3.2Vand high capacity, such as 314Ah). The process includes:
1. Electrode Preparation:Creating slurries of active materials (LiFePO4, graphite, binders) and coating them onto metal foils (aluminum for cathode, copper for anode).
2. Assembly and Filling: Stacking or winding the coated electrodes with a separator, placing them into a casing, and filling the casing with electrolyte.
3. Formation and Grading: Performing initial charge/discharge cycles to activate the cell chemistry and then rigorously testing the cells for uniformity in capacity, internal resistance, and voltage. Only perfectly matched cells are selected for the final pack.
B. Battery Pack Assembly
This stage focuses on integrating the cells into the final high-voltage, high-capacity product:
1. Series Connection (8S): Eight of the high-capacity 3.2V cells are electrically connected in series (8S) using precision welding techniques (like laser welding) and sturdy busbars to achieve the 25.6V (nominal 24V) voltage.
2. BMS Integration: A sophisticated Battery Management System (BMS)is installed. The BMS is crucial for safety and longevity, monitoring the voltage and temperature of *each* cell, actively balancing the charges, and protecting the entire pack from faults such as overcharge or deep discharge.
3. Housing and Thermal Management: The connected cell bank and the BMS are secured within a robust, fire-retardant casing (often sealed metal or high-impact polymer). Depending on the application, specific thermal pads or cooling systems may be integrated to ensure optimal operating temperatures.
4. Final Quality Control: The completed 24V 314Ah pack undergoes comprehensive safety and performance testing, including vibration, shock, and full capacity verification.
3. Where Will 24V 314Ah LiFePO4 Batteries Be Used?
The substantial 7.54kWh energy capacity of the 24V 314Ah battery makes it ideal for applications requiring long runtimes, high power output, and reliability:
- Residential and Commercial Energy Storage Systems (ESS): These batteries are core components in medium-sized solar and wind power installations. They store a significant amount of renewable energy for use after sunset, optimizing self-consumption and providing critical backup power.
- Recreational Vehicles (RVs) and Marine Vessels: Their high capacity allows for true off-grid living, powering high-draw appliances like air conditioning units, induction cooktops, and large refrigeration systems for extended periods without needing a generator. Their lightweight nature is a major benefit here.
- Heavy-Duty Industrial Equipment: Used extensively in electric forklifts, Automated Guided Vehicles (AGVs), and material handling machines. The high capacity ensures multiple work shifts without interruption, while the fast-charging capability minimizes costly downtime.
- Off-Grid Telecommunications and Surveillance: Providing reliable, long-duration backup power for remote cell towers, relay stations, and surveillance systems where grid power is unstable or non-existent.
- Specialized Vehicles: Powering custom electric vehicles, utility trucks, and other medium-duty mobile applications that require a robust and high-energy $24\text{V}$ power source.
In essence, the 24V 314AH LiFePO4 battery is a high-performance, high-capacity building block for the modern energy storage landscape, driving efficiency and sustainability across diverse commercial and residential sectors.
Basic Parameters
| 24V 314AH LiFePO4 Battery Specifications | |
| Item | LiFePO4 battery Basic Parameters |
| MODEL | B-24314 |
| Nominal voltage | 25.6V |
| Nominal Capacity | 314Ah |
| Nominal energy | 8038Wh |
| Life Cycles | 4000+ (80% DoD for effectively lower total of ownership cost) |
| Recommended Charge Voltage | 29.2V |
| Recommended Charge Current | 20.0A |
| End of discharge voltage | 20.0V |
| Charge Temperature | -0 ~ +45 ℃ |
| Discharge Temperature | -20 ~ +60 ℃ |
| Storage Temperature | -0 ~ +40 ℃ |
| Dimension (L/W/H) | 482x490x222 mm |
| MOQ | 2 Pieces |
| OEM/ODM | YES |
| Shipping | DHL, UPS, FEDEX or Sea Shipping or Special line |
| Application | Electric Vehicles (EVs); Energy Storage Systems (ESS); Portable Electronics; Backup Power Solutions; Renewable Energy Integration; Off-Grid Power Systems; Marine and RV Applications; Industrial and Commercial Applications |
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