Growatt ARK HV Battery System
The Growatt ARK HV Battery System is engineered for high performance and safety with its cobalt-free Lithium Iron Phosphate technology. Offering a substantial 7.68kWh energy capacity, this system ensures reliable power storage for various applications.
Technical Specifications
| Parameter | ARK 7.6H | ARK 10.2H | ARK 12.8H | ARK 15.3H | ARK 17.9H | ARK 20.4H | ARK 23.0H | ARK 25.6H |
|---|---|---|---|---|---|---|---|---|
| Battery Specifications | ||||||||
| Battery module | ARK 2.5H-A1 (2.56kWh, 51.2V, 28kg) | |||||||
| Number of modules | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Energy capacity | 7.68kWh | 10.24kWh | 12.8kWh | 15.36kWh | 17.92kWh | 20.48kWh | 23.04kWh | 25.6kWh |
| Nominal power | 3.75kW | 5kW | 6.25kW | 7.5kW | 8.75kW | 10kW | 11.25kW | 12.5kW |
| Nominal voltage | 153.6V | 204.8V | 256V | 307.2V | 358.4V | 409.6V | 460.8V | 512V |
| Operating voltage range | 141.6–170.4V | 188.8–227.2V | 236–284V | 283.2–340.8V | 330.4–397.6V | 377.6–454.4V | 424.8–511.2V | 472–568V |
| Dimension (W/D/H) | 650/260/725mm | 650/260/905mm | 650/260/1085mm | 650/260/1265mm | 650/260/1445mm | 650/260/1625mm | 650/260/1805mm | 650/260/1985mm |
| Weight | 91kg | 118kg | 145kg | 172kg | 199kg | 226kg | 253kg | 280kg |
| General | ||||||||
| Battery type | Cobalt Free Lithium Iron Phosphate (LFP) | |||||||
| DoD | 90% | |||||||
| Standard charge/discharge current | 25A/0.5C | |||||||
| IP protection | IP65 | |||||||
| Installation | Wall-mounted or Floor installation | |||||||
| Operation temperature | -10~50°C | |||||||
| BMS Specifications | ||||||||
| Weight | 8kg | |||||||
| Communication port | CAN | |||||||
| Dimension (W/D/H) | 650/260/185mm | |||||||
| BMS monitoring parameters | SOC, System voltage, current, cell voltage, cell temperature, PCBA temperature measurement | |||||||
Note: Specifications are based on the official Growatt datasheet. Values may be subject to change; always verify against the latest manufacturer documentation.
Key Features
Flexible capacity options, 7.68kWh to 25.6kWh
Excellent safety of cobalt free LiFePO4 battery
Easy installation with modular and stacked design
Remote firmware upgrade
Applications & Use Cases
Typical Applications
- Residential energy storage
- Commercial power backup
- Hybrid solar systems
- Off-grid applications
- Peak shaving and load shifting
Regional Installation Notes (Oman)
Climate Suitability: Ideal for Oman's hot climate with wide operating temperature range and dust-resistant design.
- Sand and dust resistant design
- Wide operating temperature range
- High efficiency in hot conditions
- Long-term warranty
Frequently Asked Questions
What is the usable capacity and total energy storage of the Growatt ARK HV Battery System?
The Growatt ARK HV Battery System has a total energy storage capacity of 7.68kWh. With a Depth of Discharge (DoD) of 90%, the usable capacity is approximately 6.91kWh.
What is the cycle life and depth of discharge (DoD) of the ARK HV Battery System?
The ARK HV Battery System features a Depth of Discharge (DoD) of 90%, which allows for efficient energy usage. The cycle life is typically determined by the manufacturer and can vary based on usage conditions.
What are the voltage and current specifications of the ARK HV Battery System?
The nominal voltage of the ARK HV Battery System is 153.6V, with an operating voltage range of 141.6–170.4V. The standard charge/discharge current is 25A/0.5C.
What is the round-trip efficiency of the ARK HV Battery System?
While the specific round-trip efficiency is not listed, lithium iron phosphate (LFP) batteries like the ARK HV typically offer high efficiency, often exceeding 90%.
What BMS features and safety certifications does the ARK HV Battery System have?
The ARK HV Battery System includes a Battery Management System (BMS) that ensures safety and optimal performance. It is certified with IEC62619, CE, CEC, RCM, and UN38.3 standards.
What is the warranty coverage for the ARK HV Battery System?
Warranty coverage details are typically provided by the manufacturer and may vary. It is advisable to consult the product documentation or contact Growatt for specific warranty terms.
What are the installation requirements for the ARK HV Battery System?
The ARK HV Battery System can be installed either wall-mounted or on the floor. It is rated IP65, making it suitable for both indoor and outdoor installations.
Which inverters are compatible with the ARK HV Battery System?
The ARK HV Battery System is designed to be compatible with Growatt inverters. For specific compatibility, it is recommended to consult Growatt's inverter compatibility list.