Compare SMA Solar Inverters, Prices & Reviews


SMA has been a driving force behind the development of renewable technologies for over 35 years. Their main aim is to make renewables the main form of energy generation all around the world.

As the world becomes increasingly digital, SMA have recognised that all parts of a solar PV system have to be connected and that's seen them develop an innovative range of solar inverters in the UK.

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SMA Solar PV String Inverters

SMA offers a wide range of string inverters, suitable for just about all domestic solar PV systems. In addition to inverters we look at here, SMA also have a Megawatt range for commercial PV systems too.

Sunny Boy Storage 1.5 / 2.0 /2.5
A perfect inverter for small PV systems of up to 2.5 kW, the Sunny Boy from SMA will allow homeowners to maximise their solar generation. Installation couldn't be simpler as the light weight of 9kg means that 2 screws are enough to hang it on the wall. Once installed, it's possible to monitor system data from a smartphone, tablet or desktop.

Sunny Boy Storage Inverters Sunny Boy Storage 1.5 Sunny Boy Storage 2.0 Sunny Boy Storage 2.5
Rated Power 1,500 W 2,000 W 2,500 W
Max. PV Array Power 3,000 Wp 4,000 Wp 5,000 Wp
Max. Output Current 7 A 9 A 11 A
Max. Efficiency 97.2% 97.2% 97.2%
Dimensions 460 X 357 X 122 mm
Weight 9.2 kg

Sunny Boy Storage 3.7 / 5.0 / 6.0
With the Sunny Boy Storage multistring battery inverter, it's possible to connect as many as 3 high-voltage solar batteries to a single inverter.

One of the most innovative features of this inverter is SMA ShadeFix. Thanks to ShadeFix, a shade management system, a shady area over your solar PV modules is no problem and won't have an impact on energy generation.

  • Increase potential storage at any time by connecting as many as 3 solar batteries
  • Suitable for retrofit and new installations
  • Automated battery-backup function
  • Straightforward installation
Sunny Boy Storage Inverters Sunny Boy Storage 3.7 Sunny Boy Storage 5.0 Sunny Boy Storage 6.0
Rated Power 3,680 W 5,000 W 6,000 W
Overload Capacity 4,600 W 6,300 W 7,500 W
AC Nominal Current Output 16 A 21.7 A 26 A
Max. DC Voltage 600 V 600 V 600 V
Max. Efficiency 97.5% 97.5% 97.5%
Dimensions 535 X 730 X 198 mm
Weight 26 kg

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Sunny Tripower 3.0 – 6.0
Sunny Tripower inverters will help to reduce your electricity costs further by maximising energy generation from your solar PV system.

  • Plug and play installation
  • Online system monitoring
  • SMA ShadeFix feature
  • Low lift weight (17kg)
  • Compact design
SMA Inverters Sunny Tripower 3.0 Sunny Tripower 4.0 Sunny Tripower 5.0 Sunny Tripower 6.0
Max. PV Array Power 6,000 Wp 8,000 Wp 9,000 Wp 9,000 Wp
MPP Voltage Range 140 V – 800 V 175 V – 800 V 215 V – 800 V 260 V – 800 V
Rated Power 3,000 W 4,000 W 5,000 W 6,000 W
Rated Input Voltage 580 V
Max. Efficiency 98.2%
Dimensions (HxWxD) 435 x 470 x 176 mm
Weight 17 kg

Sunny Tripower 8.0 / 10
For any homeowners looking to maximise the generation from their solar PV system and reduce electricity costs further, the Sunny Tripower from SMA is the ideal solar inverter thanks to a number of features:

  • Features SMA ShadeFix to help boost generation if the modules are in a shady area
  • Won't take up much space thanks to compact design
  • Plug and play installation
  • Lightweight (20.5kg)
  • Online system monitoring
SMA Inverters Sunny Tripower 8.0 Sunny Tripower 10
Max. PV Array Power 15,000 Wp 15,000 Wp
Max. Input Voltage 1,000 V 1,000 V
MPP Voltage Range 260 V – 800 V 320 V – 800 V
Rated Input Voltage 580 V
Max. Efficiency 98.3% 97.3%
Dimensions (HxWxD) 460 x 497 x 176 mm
Weight 20.5 kg

SMA inverter warranties

SMA inverters typically come with a 10 year manufacturer warranty but this can be extended to as long as 20 years when certain conditions are met.

How much do SMA solar inverters cost?

The potential cost of an SMA inverter will ultimately depend on the most suitable model for your solar PV system with more powerful models having higher price tags. They're all still relatively budget-friendly compared to other models, with potential prices ranging from £560 to £2,000+.

SMA Solar Inverter Potential Cost
Sunny Boy Storage 1.5 – 6.0 £560 – £1,200
Sunny Tripower 2.0 – 6.0 £1,000 – £1,500
Sunny Tripower 8.0 – 10 £1,500 – £2,100

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