Design and simulation program for off-grid systems

Designing and planning off-grid systems can be challenging and time-consuming. Whether it’s for a small residential system or a large hybrid plant, the new SMA Off-Grid Configurator provides users with a customizable, professional solution for planning off-grid systems that saves time and money. Each design aspect is carefully analyzed, from sizing the PV array, battery and inverter, to a final cost analysis, providing the user with comprehensive planning assistance. The Off-Grid Configurator supports SMA off-grid systems worldwide, including both 230 V and 120 V systems.



  • Intuitive operation
  • Results are presented in an easy-to-read format



  • Flexible system configuration options
  • Variable input of numerous load situations



  • Cost analysis calculation
  • Comprehensive component database



  • Suitable for all systems, regardless of location
  • Location-specific climate data
  SMA Off-Grid Configurator 1.0
Available languages German, English
System requirements  
Supported operating systems Microsoft Windows XP, Microsoft Vista, Windows 7
Screen resolution 1024 x 768 high-color, 32-bit display
Frequency 1 GHz
Program update
Plant information  
Loads Individual loads and complete load profiles
Data management Import and export of data sets
Line voltage For 120 V and 230 V systems
Systems 1-phase, 2-phase (split phase), 3-phase
Project data  
Plant description Selection of locations and climate data
Databases PV module database, SMA inverter database, battery database
Plant layout Incorporation of diesel generators and SMA Multicluster technology
Export of results Excel, Word, PDF
Type designation SI-CONFIG-10
Last revision: May 2011  

You can download the latest version directly from the download area.

Version 1.14 (June 2014)

  • Improved CSV Export
  • Database Update
  • Bug Fixing

Version 1.13 (April 2014)

  • Database update (batteries and inverter)

Version 1.12 (March 2014)

  • Complete redesign of the graphical user interface
  • New kind of load profiles: Imported profiles
  • New battery model
  • New summary page results
  • New dialog after crash message
  • Database update (batteries and inverter)
  • Project image and company logo as *.png data file
  • Bug fixing

Version 1.11 (May 2013)

Update Database:

  • Battery Database
    New Batteries:
    • Sonnenschein / Exide
    • Sun Xtender / Concorde Bat. Corp
    • Trojan Battery Company
  • Inveter Database
    New Inverter:
    • SUNNY BOY 3000TL / 3600TL / 4000TL / 5000TL
    • SUNNY TRIPOWER 5000TL / 6000TL / 7000TL / 8000TL / 9000TL

Version 1.10 (March 2013)

  • Spanish version of the SMA Off-Grid Configurator
  • Advanced battery simulation and calculation of the battery lifetime
  • Bug Fixing

Version 1.09 (November 2012)

  • New Tooltips Menu "Sunny Island and Battery"
  • New Design Menu "Plant Type and Surrounding Area"
  • General improvements and debugging

Version 1.08 (October 2012)

  • New start page
  • Menu items/pages have been extensively revised and more neatly arranged:
    • Menu Consumption
    • Menu Inverter
    • Menu Auxiliary Generator
    • Menu Sunny Island and Battery
  • Menu Plant Type and Surrounding Area
    • Presentation of plant diagram with/without auxiliary generator
    • Display Climate Data
  • Menu PV Modules:
    • The term "Azimuth" has been replaced by the term "PV Module Orientation"
    • Orientation even for elevated PV modules is freely selectable.
    • Percentage data regarding shading (annually) occurrences can be made available
    • The term "Solar Savings Fraction" is replaced by the term "Desired Ratio to Consumption": The ratio of the amount of input energy contributed by a solar energy system to the total input energy required for a specific application
  • Simulation:
    • The result output as CSV has been extended to the following: low-power battery mode and charging strategy
    • After stopping the simulation, the following message pops up from the MessageBox: "Check the Message Window"
    • Warning/Indication when a change of battery is required or during operation in the low-power battery mode
  • Menu Results:
    • The term "Theoretical Consumption" is replaced by the term "Predefined Consumption"
    • The term "Consumption Simulation" is replaced by the term "Saved Consumption"
  • New contents were added to the online help/manual
  • Menu Options:
    • Regional settings during first initialization possible
  • Update database:
    • Battery database has been updated
    • Generator database has been updated
    • Inverter database has been updated

Version 1.06 (June 2012)

  • Diesel generator is optional
  • Charge control without auxiliary diesel generator implemented
  • Updated climate data
  • Updated database: modules and inverters
  • New battery type: Rolls/Surrette


PC Software

Type: PC Software
Language: International
Document number: setup_OffGridConfigurator_1014
Version number: 1.14
Data sheet

SMA OFF-GRID CONFIGURATOR - Design and simulation program for off-grid systems
Type: Data sheet
Language: English (US)
Document number: OFFGRIDCON-DUS113911
Version number: 1.1