User Guide
900-0112-01-00 Rev B   7 
Introduction 
Welcome to OutBack Power Technologies 
Thank you for purchasing the OutBack International Series GFX Inverter/Charger. This product offers a 
complete power conversion system between batteries and AC power. It can provide backup power or 
complete off-grid service. 
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Battery-to-AC inverting which delivers 230 Vac at 50 Hz 
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AC-to-battery charging 
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Rapid transfer between AC source and inverter output with minimal delay time 
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Inverter load support for a small AC source 
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12-, 24-, and 48-volt inverters 
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Wattages from 1.3 kVA to 1.4 kVA 
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Stackable in parallel and three-phase configurations 
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Uses energy from PV, wind, and other renewable resources. Use of OutBack FLEXmax charge controllers will 
optimize power production from PV sources. 
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Grid-interactive capable 
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CE compliant for off-grid use 
Figure 1  International Series GFX Inverter/Charger 
2 pt./ flat head










