High-Voltage 15KWh LiFePO4 Battery System from China Factory - Top Suppliers for Energy Storage Solutions
Product Features
Technical Description
| MODEL | Hades-48280 |
| Battery Type | Lithium Iron Phosphate Battery (LiFePO4 battery) |
| Nominal Capacity | 280Ah (@0.5C, 25°C) |
| Nominal Voltage | 51.2V |
| Total Energy | 14336Wh |
| Battery Working Voltage | 44.8 ~ 56.8V |
| Cell Working Voltage | 2.5 ~ 3.65V |
| Continuous Current | 140A (charge / discharge) |
| Max. Continuous Current | 160A (charge / discharge) |
| Peak Current | 180A@5S (charge / discharge) |
| Cycle Life | ≥5000 cycles (25°C±2°C 0.5C @90%DOD 70%EOL) |
| Ingress Protection | IP21 |
| Efficiency | ≥94% (25°C±2°C 0.5C @90%DOD) |
| Expansion Capability | 32pcs max in series |
| Working Environment |
0 ~ 45°C (charge) -20 ~ 50°C (discharge) ≤85% humidity |
| Storage Environment |
-30°C ~ 45°C 5% ～ 95% humidity |
| Weight | 108KG |
| Size (W x D x H, mm) | 376 * 885 * 238.5mm (incl. hangers etc.) |
| Design Life | 15 years |
| Warranty Period | 5 years (10 years optional) |
Tips About Lithium Battery
Backup Time Of LiFePO4 Energy Storage
The backup time of a LiFePO4 (Lithium Iron Phosphate) energy storage system depends on several factors, including the battery's capacity, the power consumption of the household or devices being powered, and the efficiency of the system. Here's how to estimate it:
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1Determine the Battery CapacityBattery capacity is typically given in watt-hours (Wh). If it's provided in ampere-hours (Ah) and voltage (V), you can convert it using:
Battery Capacity (Wh) = Battery Capacity (Ah) x Battery Voltage (V) -
2Calculate the Load PowerSum up the power consumption of all devices or the average household power consumption (in watts, W).
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3Consider EfficiencyWhile LiFePO4 batteries are highly efficient (around 95%), you might want to account for any inefficiencies in the system.
Suppose you have a 10 kWh LiFePO4 battery (10,000 Wh) and your household has an average power consumption of 500 W.
Backup Time (hours) = 10,000 Wh / 500 W = 20 HOURS
This means that, in theory, the battery can provide 20 hours of backup power at a continuous load of 500 W.
Practical Considerations
Actual power consumption can vary throughout the day. High-power appliances like air conditioners, heaters, or electric stoves can reduce backup time significantly when in use.
To prolong battery life, it’s often recommended not to discharge batteries completely. For instance, using only 80% of the battery's capacity for backup would mean:
Usable Capacity = 10,000 Wh x 0.8 = 8,000 Wh
Backup Time (hours) = 8,000 Wh / 500 W = 16 hours
Accounting for a typical 5% efficiency loss in the power conversion process:
Effective Capacity = 10,000 Wh x 0.95 = 9,500 Wh
Backup Time = 9,500 Wh / 500 W = 19 hours
The backup time for a LiFePO4 energy storage system varies based on several factors, but it can be estimated using the battery's capacity and the power consumption of the load. Understanding these variables allows homeowners to make informed decisions about their energy storage needs and to manage their energy usage effectively during outages.