SolarPairing / Works, closed loop
Studer Innotec AJ 400/700-48 / XTS 1400-8000-48 / VT 40/65/80 / VS 70/120 × Fortress Power eFlex MAX 5.4 / eVault MAX 18.5
Fortress Power lists the specified Studer Innotec 48 V AJ, XTS, VT and VS equipment with eFlex MAX 5.4 and eVault MAX 18.5 batteries. Its guide marks the compatible eFlex and eVault MAX families as closed-loop capable and gives model-specific minimum sizing. Check the exact Studer model, battery quantity, communication setup and both manufacturers' current commissioning documentation before the installation is energized.
Status
Works, closed loop
Last verified
2026-10-04
01 / About this pairing
Fortress Power lists the specified Studer Innotec 48 V AJ, XTS, VT and VS equipment with eFlex MAX 5.4 and eVault MAX 18.5 batteries. Its guide marks the compatible eFlex and eVault MAX families as closed-loop capable and gives model-specific minimum sizing. Check the exact Studer model, battery quantity, communication setup and both manufacturers' current commissioning documentation before the installation is energized.
02 / Source
https://www.fortresspower.com/dealers/inverter-compatibility/