Sunsynk W10.6 – 10.64kWh W-Series Battery
Product overview
Sunsynk W10.6 – 10.64kWh W-Series Battery
The Sunsynk W10.6 – 10.64kWh W-Series Battery is a high-capacity, IP65-rated LiFePO4 energy storage solution designed for residential and commercial systems. With 10.64kWh capacity, it delivers reliable power for high-demand applications, even in harsh environments. Featuring an integrated 125A MCB and advanced BMS, the W10.6 battery safeguards against overcharge, over-discharge, over-current, and extreme temperatures. Its compact, wall- or floor-mounted design allows flexible installation, while up to 32 units can be connected in parallel to scale your energy system up to 320kWh. The W10.6 supports operation in extreme temperatures, charging down to -10ºC and discharging to -20ºC, ensuring consistent performance year-round.
Key Features & Benefits
10.64kWh LiFePO4 battery provides safe, long-life energy storage for residential and commercial applications- Supports up to 90% depth of discharge for maximum usable energy
- Built-in intelligent BMS monitors voltage, current, and temperature for safe, balanced operation
- Advanced protection: Overcharge, over-discharge, over-current, and high/low temperature safeguards
- Automatically manages charge/discharge and balances current and voltage for each cell
- Parallel capability supports up to 32 W10.6 units for scalable energy systems up to 320kWh
- Quick paralleling with no dip switches for fast, simple installation
- Integrated 125A MCB for enhanced safety and protection
- Compatible with Sunsynk hybrid inverters for seamless integration
- Wall- or floor-mounted flat design saves space and enables organised, secure installation
- IP65-rated for indoor/outdoor use, with safe operation from -20ºC to 55ºC
- Self-cooling design reduces system noise
- Low self-discharge: Up to 6 months shelf life without charging, no memory effect, and excellent shallow charge/discharge performance
- Auto-networking for battery communication, easy maintenance, and remote monitoring/firmware upgrades
- Non-toxic, non-polluting, and environmentally friendly
Why Choose the Sunsynk W10.6 – 10.64kWh W-Series Battery?
The Sunsynk W10.6 W-Series Battery is a reliable, scalable energy storage solution for homes and commercial systems. Featuring LiFePO4 chemistry, it offers enhanced safety, a long life and consistent performance. Its intelligent BMS protection and high-capacity parallel expansion make it easy to scale your system as energy needs grow. Installation is simple, and the battery provides dependable backup power while optimising self-consumption and efficiency.
Sunsynk Battery Range List
- IP65 W-Series (5.32kWh | 10.64kWh): The ultimate all-weather solution, featuring an integrated 125A circuit breaker and advanced low-temperature charging down to -10°C
- IP20 REPT Series (5.32kWh – Wall Mounted | Rack Mounted): Made for high-capacity energy independence, supporting massive system builds up to 159.75kWh per inverter
- IP65 L-Series (3.07kWh | 5.12kWh | 5.32kWh): A robust, weather-resistant compact option perfect for residential outdoor or 19-inch rack installations with no dip switches required
- IP20 G-Series (5.32kWh): An optimised indoor storage module featuring 90% depth of discharge and effortless scalability up to 32 units in parallel
For Additional Information on the Sunsynk W10.6 – 10.64kWh W-Series Battery, please consult the Technical Data Table or PDF File below.
*Technical Data subject to change without notice.
FREE Technical Advisory Service
E-Tech Components UK Ltd maintains a free technical advisory service.
Contact us for enquiries concerning this and all other products: +44 (0) 1744 762 929
Interested in this Product?
+44 (0)1744 762 929Technical Data
MAIN PARAMETER |
| SUNSYNK-W10.6 | |
| BATTERY CHEMISTRY | LiFePO4 |
| CAPACITY | 208 Ah |
| SCALABILITY | Max. 32 pcs in parallel (340 kWh) |
| NOMINAL VOLTAGE | 51.2 V |
| OPERATING VOLTAGE | 43.2~57.6 V |
| ENERGY | 10.64 kWh |
| USABLE ENERGY [¹] | 9.58 kWh |
| CHARGE / DISCHARGE CURRENT - RECOMMENDED [²] |
104 A |
| CHARGE / DISCHARGE CURRENT - MAX. [³] |
Charge: 200 A / Discharge: 240 A |
| CHARGE / DISCHARGE CURRENT - PEAK (2 MINS, 25ºC) |
Discharge: 300 A |
OTHER PARAMETER |
| SUNSYNK-W10.6 | |
| RECOMMENDED DEPTH OF DISCHARGE | 90% |
| DIMENSIONS (W x H x D) |
610 x 760 x 200 mm (doesn’t include terminals, circuit breaker, hanging boards and pedestal) |
| APPROXIMATE WEIGHT | 101kg |
| MASTER LED INDICATOR | 5 LED (SOC 20%~100%) |
| MASTER LED INDICATOR |
2 LED (working, protecting) |
| IP RATING OF ENCLOSURE | IP65 |
| WORKING TEMPERATURE | Charge: -10°C ~ +55°C Discharge: -20°C ~ +55°C |
| STORAGE TEMPERATURE | 0°C ~ +35°C |
| HUMIDITY | 5% ~ 95% |
| ALTITUDE | ≤2000m |
| CYCLE LIFE | ≥6000 (25±2ºC, 90% DOD, 0.5C/1C, 70% EOL) |
| INSTALLATION | Wall Mounted (supports 19-inch standard cabinet) |
| COMMUNICATION PORT | CAN2.0, RS485 |
| LIFE CYCLE POWER DURING WARRANTY PERIOD [³] | 32MWh @ 70% EOL |
| CERTIFICATION | IEC62619, CE, UK, CEC, UN38.3 |
[¹] DC Usable Energy, test conditions: 90% DOD, 0.5C charge & discharge at 25° C. System usable energy may vary due to system configuration parameters.
[²] The current is affected by temperature and SOC.
[³] The warranty is due whichever reached first of warranty period or energy throughout.

