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SMA Commercial Energy Solution

Grid independence with solar power

100% independence—with and without a grid connection

Grid independence with solar power

Imagine energy that's always available everywhere, independent of the grid, and both flexible and sustainable. The SMA Commercial Off-Grid Solution delivers on this promise by providing customized energy systems for a wide range of applications, from the commercial sector to electrifying remote areas with limited or no access to the utility grid.

Experience stable and reliable energy supply, laying the foundation for independence and efficiency.

Start building a future full of energy

Benefits at a glance

100% independence from the utility grid and electricity costs

100% energy independence & reliable electricity supply—perfect for remote regions.

Modular systems can be expanded if energy consumption rises later on

Sustainable and efficient—optimal use of renewable energies.

Long distances between energy sources and loads easily possible thanks to AC coupling

Flexible and scalable—tailored to individual needs, integrating generator and grid usage.

Multiple energy sources can be combined, for example, photovoltaics, wind power, hydropower, cogeneration or diesel generators

Easy to use and reliable—Made in Germany, backed by comprehensive support and straightforward installation.

Our solution in detail*

Components

PV system

The PV modules are optimized to suit local conditions and requirements. PV modules convert sunlight into direct current, laying the foundation for your PV system.

SMA Sunny Tripower 125

An SMA PV inverter reliably and efficiently converts solar power (direct current) into usable alternating current.

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SMA Sunny Island X

The heart of your off-grid system ensures stable grid quality and maximum flexibility.

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Battery

Stores solar power with exceptional efficiency and balances energy in the system.

Sunny Island X Connection Box

The Sunny Island X Connection Box is the distribution and management hub for all system components. The integrated Hybrid Controller allows for the implementation of different system variants when paired with the Sunny Island X battery inverter.

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SMA Data Manager M

In collaboration with Sunny Portal powered by ennexOS, the SMA Data Manager M ensures comprehensive communication, monitoring, and analysis of energy flows.

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SMA Sunny Portal powered by ennexOS

The monitoring tool enables detailed analysis and enhances the energy efficiency of your system.

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Service and product availability may vary from country to country.

System in detail

With the Business off-grid system, you can declare your independence from unstable utility grids

PV system
The PV system modules on your roof convert sunlight into solar power.
Sunny Tripower CORE1
The SMA Sunny Tripower CORE1 inverter is the ideal partner for your SMA Business off-grid system. It converts the direct current generated by the PV system into alternating current.
SMA Smart Connected
For off-grid systems with internet connections, SMA Smart Connected will automatically monitor your inverter. Even before you notice a problem, the system has already notified the installer and a solution is on its way.
Diesel generator
The diesel generator ensures that your off-grid system is kept supplied with power even when there is little sunshine.
SMA ShadeFix
SMA ShadeFix is a patented, integrated software application that optimizes energy yield in PV systems. SMA ShadeFix outperforms most conventional hardware for (partially) shaded PV systems.
Battery inverter
The SMA Sunny Island battery inverter is both the brain and the heart of any off-grid system. The sturdy unit with extremely high overload capacity manages all loads and generators. The three-phase system can be set up without an additional box up to 24 kW.
Battery
The battery stores the solar power with maximum efficiency and makes it available again as required. Various lead-acid and lithium batteries with 48 V technology are compatible with the Sunny Island. One battery is shared between three Sunny Islands in a cluster.
SMA Monitoring (optional)
Whether via the web portal or on a mobile device with the app, SMA Sunny Portal powered by ennexOS keeps you constantly updated on the current performance of your SMA Commercial Energy Solution, how much energy you have already produced, your level of self-consumption and how much additional power you are procuring.
SMA Data Manager M
The SMA Data Manager M monitors the entire system and sends the data to Sunny Portal. You can now monitor multiple metering points and choose any configuration of switch outputs.

PV system
The PV system modules on your roof convert sunlight into solar power.
Sunny Tripower CORE1
The SMA Sunny Tripower CORE1 inverter is the ideal partner for your SMA Business off-grid system. It converts the direct current generated by the PV system into alternating current.
SMA Smart Connected
For off-grid systems with internet connections, SMA Smart Connected will automatically monitor your inverter. Even before you notice a problem, the system has already notified the installer and a solution is on its way.
Diesel generator
The diesel generator ensures that your off-grid system is kept supplied with power even when there is little sunshine.
SMA ShadeFix
SMA ShadeFix is a patented, integrated software application that optimizes energy yield in PV systems. SMA ShadeFix outperforms most conventional hardware for (partially) shaded PV systems.
Battery inverter
The SMA Sunny Island battery inverter is both the brain and the heart of any off-grid system. The sturdy unit with extremely high overload capacity manages all loads and generators. The three-phase system can be set up without an additional box up to 24 kW.
Battery
The battery stores the solar power with maximum efficiency and makes it available again as required. Various lead-acid and lithium batteries with 48 V technology are compatible with the Sunny Island. One battery is shared between three Sunny Islands in a cluster.
SMA Monitoring (optional)
Whether via the web portal or on a mobile device with the app, SMA Sunny Portal powered by ennexOS keeps you constantly updated on the current performance of your SMA Commercial Energy Solution, how much energy you have already produced, your level of self-consumption and how much additional power you are procuring.
SMA Data Manager M
The SMA Data Manager M monitors the entire system and sends the data to Sunny Portal. You can now monitor multiple metering points and choose any configuration of switch outputs.

PV system
The PV system modules on your roof convert sunlight into solar power.
Sunny Tripower CORE1
The SMA Sunny Tripower CORE1 inverter is the ideal partner for your SMA Business off-grid system. It converts the direct current generated by the PV system into alternating current.
SMA Smart Connected
For off-grid systems with internet connections, SMA Smart Connected will automatically monitor your inverter. Even before you notice a problem, the system has already notified the installer and a solution is on its way.
Diesel generator
The diesel generator ensures that your off-grid system is kept supplied with power even when there is little sunshine.
SMA ShadeFix
SMA ShadeFix is a patented, integrated software application that optimizes energy yield in PV systems. SMA ShadeFix outperforms most conventional hardware for (partially) shaded PV systems.
SMA Multicluster Box
The Multicluster Box makes it easy to set up off-grid systems with peak power of up to 300 kW.
Battery inverter
The SMA Sunny Island battery inverter is both the brain and the heart of any off-grid system. The sturdy unit with extremely high overload capacity manages all loads and generators. Above 24 kW, the three-phase system requires an additional Multicluster Box.
Battery
The battery stores the solar power with maximum efficiency and makes it available again as required. Various lead-acid and lithium batteries with 48 V technology are compatible with the Sunny Island. One battery is shared between three Sunny Islands in a cluster.
SMA Monitoring (optional)
Whether via the web portal or on a mobile device with the app, SMA Sunny Portal powered by ennexOS keeps you constantly updated on the current performance of your SMA Commercial Energy Solution, how much energy you have already produced, your level of self-consumption and how much additional power you are procuring.
SMA Data Manager M
The SMA Data Manager M monitors the entire system and sends the data to Sunny Portal. You can now monitor multiple metering points and choose any configuration of switch outputs.

PV system
The PV system modules on your roof convert sunlight into solar power.
Sunny Tripower CORE1
The SMA Sunny Tripower CORE1 inverter is the ideal partner for your SMA Business off-grid system. It converts the direct current generated by the PV system into alternating current.
SMA Smart Connected
For off-grid systems with internet connections, SMA Smart Connected will automatically monitor your inverter. Even before you notice a problem, the system has already notified the installer and a solution is on its way.
Diesel generator
The diesel generator ensures that your off-grid system is kept supplied with power even when there is little sunshine.
SMA ShadeFix
SMA ShadeFix is a patented, integrated software application that optimizes energy yield in PV systems. SMA ShadeFix outperforms most conventional hardware for (partially) shaded PV systems.
SMA Multicluster Box
The Multicluster Box makes it easy to set up off-grid systems with peak power of up to 300 kW.
Battery inverter
The SMA Sunny Island battery inverter is both the brain and the heart of any off-grid system. The sturdy unit with extremely high overload capacity manages all loads and generators. Above 24 kW, the three-phase system requires an additional Multicluster Box.
Battery
The battery stores the solar power with maximum efficiency and makes it available again as required. Various lead-acid and lithium batteries with 48 V technology are compatible with the Sunny Island. One battery is shared between three Sunny Islands in a cluster.
SMA Monitoring (optional)
Whether via the web portal or on a mobile device with the app, SMA Sunny Portal powered by ennexOS keeps you constantly updated on the current performance of your SMA Commercial Energy Solution, how much energy you have already produced, your level of self-consumption and how much additional power you are procuring.
SMA Data Manager M
The SMA Data Manager M monitors the entire system and sends the data to Sunny Portal. You can now monitor multiple metering points and choose any configuration of switch outputs.

Sunny Island

The Sunny Island battery inverter supplies the grid without a diesel generator when the sun is shining.

It is both the heart and the brain of any off-grid system. The Sunny Island inverter is not only a sturdy battery inverter with high overload capacity but takes care of all load and generator management.

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Scale power flexibly: enable up to 288 kW of off-grid power via parallel connection of Sunny Island clusters
Robust energy supply: always operational thanks to high overload capacity - even close to the limits
Central management of generators and loads thanks to the Multicluster Box
Plug and play: complete pre-wiring ex works makes commissioning incredibly easy

The Sunny Island battery inverter supplies the grid without a diesel generator when the sun is shining

Multicluster Boxes for Sunny Island

How it works

The SMA Multicluster Box combines a battery inverter, PV system, diesel generator and load.

The SMA Multicluster Box combines a battery inverter, PV system, diesel generator and load.

At critical states of charge, the Multicluster Box automatically starts up a connected diesel generator and synchronizes it with the stand-alone grid.

At critical states of charge, the Multicluster Box automatically starts up a connected diesel generator and synchronizes it with the stand-alone grid.

The largest Multicluster Box connects up to 12 clusters (each containing three Sunny Island units) to a three-phase off-grid system with 300 kW of peak power.

The largest Multicluster Box connects up to 12 clusters (each containing three Sunny Island units) to a three-phase off-grid system with 300 kW of peak power.