Growatt ARK-2.5H-A2 17.9 kWh High-Voltage Battery + BMS + Cables + Base Set
This version includes 7 × Growatt ARK-2.5H-A2 2.5 kWh Battery Module (17.92 kWh storage capacity).

Growatt ARK 17.9 kWh High-Voltage Solar Storage Kit with Cable
Capacity
- 17.9kWh
Voltage
- High-Voltage
Compatibility
- Growatt inverters
e.g., Model SPH
Warranty
- 10 years
The Growatt ARK 17.9 kWh high-voltage solar storage kit offers an advanced solution for storing solar energy. With a capacity of 17.9 kWh, it enables efficient and reliable use of the energy generated, both for self-consumption and to increase independence from the grid.
This high-voltage storage system offers a long service life and high charging and discharging performance. It is fully compatible with Growatt inverters, allowing for easy integration into existing solar energy systems.
The robust construction of the ARK solar storage system ensures reliable and long-lasting performance even under adverse weather conditions.
With intelligent control and monitoring technology, the storage system delivers optimal performance and efficiency for your energy system, ensuring a reliable energy supply while maximizing the use of your solar energy.
Key Features
Advanced Storage Technology
The system uses advanced storage technology that offers high efficiency and reliability in the storage and delivery of solar energy. Thanks to high-voltage technology, charging and discharging processes can be carried out at high speed.
Durability and Reliability
The robust design of the Growatt ARK solar storage system ensures a long service life and reliable performance. The system is suitable for use in a wide range of climatic conditions, making it an ideal choice for various regions.
Technical Specifications
| Specifications | ARK 7.6 | ARK 10.2 | ARK 12.8 | ARK 15.3 | ARK 17.9 | ARK 20.4 | ARK 23 | ARK 25.6 | |
|---|---|---|---|---|---|---|---|---|---|
| Number of blocks | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |
| Energy capacity in kWh | 7.68 | 10.24 | 12.8 | 15.36 | 17.92 | 20.48 | 23.04 | 25.6 | |
| Rated power in kW | 3.84 | 5.12 | 6.4 | 7.68 | 8.96 | 10.24 | 11.52 | 12.8 | |
| Rated charge/discharge current in A | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | |
| Protection Class | IP65: Protection against water jets (e.g., rain) and against the ingress of dust. | ||||||||
| Installation | Wall or floor installation | ||||||||
| Temperature range | -10 to +50 °C | ||||||||
| Battery type | Cobalt-free lithium iron phosphate (LFP) | ||||||||
scope of delivery
Growatt ARK 17.9 kWh Solar Storage Kit with Cable
-
- 1x Growatt BMS HVC-60050-C2
- 7x Growatt Battery ARK-2.5H-A2
- 1x Growatt Base ARK-2.5H-A2
- 1x Growatt Cable Set ARK-2.5H-A2
Technical Data
Manufacturer information (GPSR)
Manufacturer
Shenzhen Growatt New Energy Co., Ltd.
4-13/F, Building A, Sino-German (Europe) Industrial Park, Hangcheng, Bao'an
Shenzhen
China
Disposal of waste electrical and electronic equipment
Electrical appliances do not belong in household waste. You can return old appliances free of charge to municipal collection points or register them with us for take-back. The crossed-out wheelie bin means the appliance must be collected separately.
Returning batteries and rechargeable batteries
Batteries and rechargeable batteries do not belong in household waste. You are legally obliged to return used batteries — free of charge to us, to retailers or to municipal collection points. The crossed-out wheelie bin stands for separate collection; Pb means lead, Cd cadmium, Hg mercury.
Note: This product contains lithium batteries. Please follow the special instructions for safe handling and disposal — do not open, do not short-circuit, tape over the terminals before returning.