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High-Voltage LiFePO4 15KWh Battery System - China Suppliers & Factory for Efficient Home Energy Storage
Product Features
Charge Your Battery within ONE HOUR
Remote Diagnosis & Upgrade
Auto Under-voltage Reboot
Self-designed BMS protects batteries
Grade A LiFePO4 battery assures safety
Technical Description
| MODEL | Hades-48280 |
| Battery Type | Lithium Iron Phosphate Battery (LiFePO4 battery) |
| Nominal Capacity | 280Ah (@0.5C, 250℃) |
| 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℃±2 ℃ 0.5C @90%DOD 70%EOL) |
| Ingress protection | IP21 |
| Efficiency | ≥94% (25℃±2 ℃ 0.5C @90%DOD) |
| Expansion capability | 32pcs max in series |
| Working Environment |
0 ~ 45℃ (charge) -20 ~ 50℃ (discharge) ≤85% humidity |
| Storage Environment |
-30℃ ~ 45℃ 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:
Estimating Backup Time
Backup Time (hours) = Battery Capacity (Wh) / Load Power (W)
Steps to Calculate:
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Determine the Battery Capacity:
Battery 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)
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Calculate the Load Power:
Sum up the power consumption of all devices or the average household power consumption (in watts, W).
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Consider Efficiency:
While LiFePO4 batteries are highly efficient (around 95%), you might want to account for any inefficiencies in the system.
Example Calculation
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) = 10000Wh / 500W = 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
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Peaks and Variability:
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.
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Partial Discharge (Depth of Discharge):
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 = 10000 Wh x 0.8 = 8000 Wh
Backup Time (hours) = 8000 Wh / 500W = 16 hours -
Efficiency Loss:
Accounting for a 5% efficiency loss:Effective Capacity = 10,000 Wh × 0.95 = 9,500 Wh
Backup Time = 9500Wh / 500W = 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.
Frequently Asked Questions
Q1: How fast can the Hades-48280 battery be charged?
The battery is engineered with rapid charging capabilities that allow you to fully charge your battery within one hour under optimal charging conditions.
Q2: What safety mechanisms does the battery feature?
The Hades-48280 uses Grade A LiFePO4 cells which are inherently safe. Additionally, it features a self-designed Battery Management System (BMS) that protects the battery from over-voltage, under-voltage, and temperature anomalies.
Q3: Can the battery system be expanded for larger power requirements?
Yes, this battery system offers excellent expansion capability, allowing you to connect up to 32 pieces maximum in series to meet higher energy storage demands.
Q4: What is the lifespan and warranty of the Hades-48280?
It is designed for a service life of 15 years and offers ≥5000 cycles (at 25℃, 0.5C, 90% DOD, 70% EOL). The product comes with a standard 5-year warranty, with an optional 10-year warranty available.
Q5: How does the auto under-voltage reboot function work?
When the battery drops below safe voltage thresholds, the system automatically shuts off to protect the cells. The auto under-voltage reboot feature ensures the system safely restarts once charging power is restored or conditions normalize.