5.5KW Energy storage power station (C-series 5120Wh-20480Wh)
5.5KW Energy storage power station (C-series 5120Wh-20480Wh)
5500W Stackable LiFePO4 Energy Storage System
Expandable Solar Storage for Home, UPS & Commercial Backup
The XW-D55 Series is a modular LiFePO4 energy storage system designed for household solar storage, UPS backup, telecommunications base stations and commercial power applications. Its stackable and parallel design allows the system capacity to expand from 5.12kWh to 20.48kWh.
AC Output
Expandable Capacity
MPPT Input
Smart Communication
Key Features
Add battery modules as your energy requirements increase. Available in one-group to four-group configurations.
Delivers AC 230V / 50Hz output for compatible home, commercial and backup power equipment.
Available capacities range from 5.12kWh to 20.48kWh using modular 51.2V LiFePO4 battery groups.
The inverter can prioritize solar energy to improve photovoltaic utilization and reduce dependence on grid electricity.
The advanced tracking algorithm can improve photovoltaic power generation efficiency by up to 20%.
Intelligent battery management provides charging, discharging, voltage and battery status protection.
Supports RS485, RS232 and CAN communication for compatible inverters, monitoring systems and energy management equipment.
Displays battery and system operating information for convenient monitoring and maintenance.
Black metal battery enclosure with silver-and-yellow inverter housing for professional indoor installation.
Choose Your System Capacity
51.2V / 100Ah
5.12kWh
1 Battery Group
1500W
33kg
37kg
51.2V / 200Ah
10.24kWh
2 Battery Groups
2400W
66.5kg
74kg
51.2V / 300Ah
15.36kWh
3 Battery Groups
5500W
99.6kg
112kg
51.2V / 400Ah
20.48kWh
4 Battery Groups
7200W
133kg
149kg
Photovoltaic panels are not included in the standard system price and are calculated separately according to the selected configuration.
MPPT input range: 150–500V / 100A maximum. The manufacturer-listed maximum photovoltaic configuration is 336V / 26,880W. Final panel voltage, series connection and total power must match the inverter and MPPT requirements.
Power & System Specifications
230V / 5500W
50Hz
150–500V
100A Max
51.2V
40–58.4V
RS485 / RS232 / CAN
LCD Screen
Suitable Applications
✓ Household photovoltaic energy storage
✓ Home emergency backup power
✓ UPS backup power systems
✓ Telecommunications base stations
✓ Data centers and network equipment
✓ Commercial and industrial backup systems
✓ Off-grid and remote-area energy systems
✓ Solar priority charging installations
View Technical Specifications
Battery Type: LiFePO4
Inverter Type: Sine wave
Rated AC Output: AC 230V / 50Hz / 5500W Max
Maximum PV Configuration: 336V / 26,880W
MPPT Input: 150–500V / 100A Max
AC Charging Input: AC 220–240V
Charging Current: Up to 50A, depending on configuration
Charging Cut-off Voltage: 3.65V per cell
Nominal Cell Voltage: 3.2V per cell
Discharge Cut-off Voltage: 2.3V per cell
Battery Protection Range: 40–58.4V
Communication Interfaces: RS485, RS232 and CAN
Operating Temperature: -10°C to 45°C
Battery Housing: Black metal enclosure
Inverter Color: Silver and yellow
Inverter Size: 495 × 315 × 125mm
Inverter Package Size: 565 × 385 × 195mm
Inverter Weight: 10.5kg
Battery Module Size: 456 × 426 × 160mm
Battery Module Package Size: 555 × 545 × 270mm
Battery Management & Communication
✓ Intelligent LiFePO4 battery management
✓ Battery charging and discharging protection
✓ LCD operating status monitoring
✓ RS485 remote communication
✓ RS232 debugging and control
✓ CAN inverter and system communication
✓ Parallel battery expansion support
This system uses high-voltage photovoltaic input and high-capacity battery modules. Installation, wiring, parallel connection and solar array configuration should be completed by a qualified technician.
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