The FLEXmax 80A MPPT Charge Controller from OutBack Power maximizes solar energy production while delivering fast, reliable battery charging. Its advanced continuous MPPT technology can increase PV output by up to 30%, offering flexible system design, clear performance visibility, and seamless integration through OutBack network communications.

Key Benefits

• Up to 30% More PV Output: Advanced continuous and active MPPT algorithm increases solar array energy harvest compared to non-MPPT controllers.
• Wide Battery Voltage Support (12–60VDC): Compatible with multiple battery bank configurations and capable of stepping down higher-voltage arrays to charge lower-voltage batteries.
• Integrated System Communication: Built-in OutBack network communications enable remote programming and monitoring through a MATE system display.

Use Cases

The FLEXmax 80 is ideal for off-grid and hybrid solar systems that require efficient battery charging and maximum energy harvest. It also integrates seamlessly with OutBack power systems, supporting coordinated system performance and remote monitoring capabilities.

Tech Specs 

• Maximum Output Current: 80 Amps
• Enclosure Type: Indoors
• Dimensions (H × W × D): 16.25 × 5.75 × 4.5 in
• Warranty: 5 Years