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SBR High Voltage Battery
Three to eight modules of 3.2kWh stack into one unit, and more modules can be added later.

9.6 - 25.6 kWhUsable energy, one unit
5.76 - 15.36 kWRated DC power, 3 to 8 modules
100%Depth of discharge
10 yearsWarranty
The manufacturer publishes these figures. Measurement conditions appear with each one in the full specifications.
Sungrow
Sungrow HV Batteries 9.6-25.6kWh
Introducing the Sungrow HV Batteries 9.6-25.6kWh:
- Easy Installation Compact and lightweight for single-person installation. Plug and play design with wiring-less module connections.
- Flexible and Expandable Extendable over its lifetime. Support for 3 to 8 modules per unit, with a maximum of 4 units in parallel, providing a 9 to 100 kWh capacity range.
- Safety First Utilises lithium iron phosphate battery technology. Features a multi-stage protection design and holds authorised certifications for added safety.
- High-Performance Powerhouse Offers up to 30A continuous charging and discharging current with exceptional efficiency. Provides access to up to 100% usable energy, ensuring optimal performance.
Specifications
Every figure below comes from the manufacturer datasheet, with the conditions the manufacturer attaches to it. Sungrow SBR datasheet
Energy and power
- Battery type
- LiFePO4 Prismatic Cell
- Battery module
- 3.2 kWh, 33 kg
- Usable energy
- 9.6 kWh to 25.6 kWh, depending on the number of modulesTest conditions: 25°C, 100% depth of discharge (DOD), 0.2C charge and discharge
- Rated DC power
- 5.76 kW to 15.36 kW, depending on the number of modules5.76 kW at three modules (SBR096) rising to 15.36 kW at eight (SBR256)
- Max. charge/discharge power
- 6.57 kW to 17.52 kW, depending on the number of modules6.57 kW at three modules (SBR096) rising to 17.52 kW at eight (SBR256)
- Depth of discharge
- 100%
- Max. charging/discharging current, continuous
- 30 A
- Max. charging/discharging current, 10s pulse
- 42 A
- Short circuit current
- 1700 A
- Display
- SOC indicator, status indicator
- Communication interface
- CAN
Installation and environment
- Installation location
- Indoor / Outdoor
- Mounting method
- Floor stand
- Operating ambient temperature
- Charge: 0 to 50°C / Discharge: -30 to 50°C
- Degree of protection
- IP55
- Allowable relative humidity
- 0% to 95% (non-condensing)
- Max. operating altitude
- 2000 m
- Cooling method
- Natural convection
Protection
- Over / under voltage protection
- Yes
- Over current protection
- Yes
- Over / under temperature protection
- Yes
- DC breaker
- Yes
Expansion
- Modules per unit
- 3 - 8 modules per unit
- Units in parallel
- Up to 4 units in parallel (need extra Junction box)Listed on the datasheet as available in Q3, 2021
- Capacity range
- 9 - 100 kWh capacity rangeThe full range across up to 4 units in parallel. A single unit is 9.6 to 25.6 kWh.
- Extendable during lifetime
- YesListed on the datasheet as available in Q3, 2021
Compliance and warranty
- Certificates
- CE, CEC, IEC 62619, IEC 62040, UN38.3, VDE 2510-50VDE 2510-50 listed on the datasheet as available in Q2, 2021
- Warranty
- 10 YearsRefer to battery warranty letter for conditional application
What the figures mean
- Usable energy
- You can draw this much energy back out. The usable and nominal figures are the same here, because the depth of discharge is 100%. Sungrow measures it at 25°C at a full 100% discharge at a 0.2C charge and discharge rate.
- Rated DC power and max. charge/discharge power
- Two ways of writing the same 30 A continuous current: rated DC power is 30 A at the model’s nominal voltage, and max. charge/discharge power is 30 A at the top of its operating voltage window. The only short term rating Sungrow publishes is a current, 42 A for a 10 second pulse.
- LiFePO4 prismatic cell
- Sungrow lists lithium iron phosphate cell chemistry, paired with over and under voltage, over current and over and under temperature protection, plus a DC breaker.
- IP55
- IP55 is an enclosure rating for dust and water. Sungrow lists the battery for indoor or outdoor installation, on a floor stand, at up to 2000 m altitude.
- Natural convection cooling
- Sungrow lists the cooling method as natural convection, which is passive. The operating window is 0 to 50°C when charging and -30 to 50°C when discharging.
Who it is for
It suits a home adding storage alongside a separate battery inverter, and anyone who wants to start small and add modules later.
Backup performance and savings depend on how the system is designed around your bills, your roof and your switchboard. We assess real bills and real data, and we do not estimate.



