CF-PowerOne-2500W
(Three-Phase HV Stackable ESS)
The CF-PowerOne-2500W series is a three-phase HV all-in-one ESS with inverter options from 3 kW to 15 kW. Configure 3–10 series-connected battery modules at 2.56 kWh each for 7.68–25.6 kWh of total system energy.
6000 cycles@80% DOD, 25°C / 0.5C (per datasheet)
3–10 Modules7.68–25.6 kWh total system energy
Up to 98.3%Maximum inverter efficiency varies by power rating
IP65Indoor / outdoor under-roof installation; avoid direct sunlight
Product Overview
Design & Performance
Safety & Applications
Technical Specifications
The CF-PowerOne-2500W combines a three-phase hybrid inverter with series-connected high-voltage battery modules. Each battery module is rated at 51.2 V nominal and 2.56 kWh. The configured system uses 3–10 modules, providing 7.68–25.6 kWh of energy across a 129.6–516.6 Vdc system working-voltage range.
- Battery module: 51.2 V / 2.56 kWh nominal.
- System configuration: 3–10 modules in series; 7.68–25.6 kWh total.
- Explore our Home Energy Storage solutions.
The PV input architecture supports up to 1000 V maximum PV voltage, with a 620 V rated DC input, 150–1000 V DC input range and 150–850 V MPPT range. Full MPPT range depends on inverter power rating.
- 2 MPPT trackers / 2 strings; maximum DC input current 20 A × 2 and maximum PV short-circuit current 30 A × 2.
- CEC efficiency: 97.50%; PV-to-battery efficiency: 98.00%.
- Maximum inverter efficiency is up to 98.3%, depending on inverter rating.
- Review OEM/ODM options for project-specific configuration.
Protection and control features listed for the system include PV reverse-polarity protection, over-current and over-voltage protection, anti-islanding, AC short-circuit protection, leakage-current detection, ground-fault monitoring and grid monitoring.
- AFCI Standard, RSD Ready and VPP Ready features are listed in the product documentation.
- Battery and inverter communication options are listed in the technical specifications below.
- Typical use cases include residential solar self-consumption and project-configured backup or VPP applications.
| System Type | Three-Phase HV Stackable ESS |
| Inverter Power Options | 3 / 4 / 5 / 6 / 8 / 10 / 12 / 15 kW |
| Battery Module Nominal Voltage | 51.2 V |
| Battery Module Energy | 2.56 kWh / 2560 Wh |
| System Configuration | 3–10 battery modules in series |
| System Energy | 7.68–25.6 kWh |
| System Working Voltage Range | 129.6–516.6 Vdc |
| Battery Charge Voltage | 56.16 Vdc |
| Nominal Battery Module Charge/Discharge Current | 25 A |
| Maximum Battery Module Charge/Discharge Current | 50 A |
| Battery Module Peak Current | 100 A / 3 sec |
| Cycle Life | 6000 cycles @80% DOD, 25°C / 0.5C |
| Maximum PV Voltage | 1000 V |
| Rated DC Input Voltage | 620 V |
| DC Input Voltage Range | 150–1000 V |
| MPPT Voltage Range | 150–850 V |
| Full MPPT Range | Model-dependent by inverter power rating |
| Startup Voltage | 160 V |
| Maximum DC Input Current | 20 A × 2 |
| Maximum PV Short-Circuit Current | 30 A × 2 |
| MPPT Trackers / Strings | 2 / 2 |
| Battery Port Voltage Range | 80–600 V |
| Maximum Battery Port Charge/Discharge Current | 30 A |
| Nominal AC Voltage | 230 / 400 V |
| Grid Frequency | 50 / 60 Hz |
| Switching Time | <10 ms |
| CEC Efficiency | 97.50% |
| Maximum Inverter Efficiency | Up to 98.3%, depending on inverter rating |
| PV-to-Battery Efficiency | 98.00% |
| Inverter Operating Temperature | −25 to 60°C |
| Battery Charge Temperature | 0–55°C |
| Battery Discharge Temperature | −20–60°C |
| Inverter Noise | <40 dB |
| Standby Consumption | <5 W |
| Inverter Ingress Protection | IP65 |
| Battery Module Ingress Protection | IP65 |
| Battery Module Dimensions | 600 × 210 × 160 mm |
| Battery Module Weight | 27 kg |
| Inverter Dimensions | 600 × 432 × 210 mm |
| Inverter Weight | 25 kg |
| Battery Communication | RS485 / CAN |
| Inverter Communication | LCD / LED / RS485 / CAN / Wi-Fi / GPRS / 4G |
| Cooling | Natural cooling |
| Installation | Indoor / outdoor under a roof; avoid direct sunlight |
| Maximum Altitude | <2500 m |
| Humidity | 5–95% RH, non-condensing |
Frequently Asked Questions
What inverter power and storage configurations are available?
The series offers three-phase inverter options of 3 / 4 / 5 / 6 / 8 / 10 / 12 / 15 kW, with 3–10 battery modules at 2.56 kWh each. Total system energy is 7.68–25.6 kWh.
How fast is backup switching?
The datasheet specifies a switching time of <10 ms. Actual backup behavior depends on the system configuration and connected loads; this specification does not promise uninterrupted operation for every load.
What PV input does the system support?
The datasheet lists 1000 V maximum PV voltage, 620 V rated DC input voltage and a 150–1000 V DC input range. The MPPT voltage range is 150–850 V with 2 MPPT trackers / 2 strings. Full MPPT range depends on inverter power rating.
What are the battery module ratings?
Each module is rated at 51.2 V nominal and 2.56 kWh. The datasheet lists 25 A nominal charge/discharge current, 50 A maximum and 100 A peak for 3 seconds; the system supports 3–10 modules.
What communication and safety features are available?
Battery communication is RS485 / CAN; inverter communication options listed are LCD / LED / RS485 / CAN / Wi-Fi / GPRS / 4G. The datasheet lists AFCI Standard, RSD Ready and VPP Ready, plus PV reverse-polarity, over-current / over-voltage, anti-islanding, AC short-circuit, leakage-current, ground-fault and grid-monitoring protections.
What installation and certification documentation is listed?
The battery documentation listed in the datasheet includes CB, IEC62619, CE-EMC, CE-GPSD, UKCA, UL1973, UL9540A, EN62040, IEC62040, UN38.3 and MSDS. Inverter approvals are listed separately: NRSO97, G98/G99, EN50549-1, C10/C11, AS4777.2, VDE-AR-N4105, VDE0126, IEC62109-1 and IEC62109-2. EMC references are EN61000-6-2 and EN61000-6-3. Final document availability and applicability must be confirmed for the ordered configuration and destination market.
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Project requirements and available product documentation can be reviewed for the intended configuration and destination market.