Sunbee Solar MPPT controllers are based on an advanced maximum power point tracking (MPPT) technology. The controller conversion efficiency up to 98%. It comes with several outstanding features, such as: A combination of multiple tracking algorithms enables tracking the maximum power point quickly and accurately Innovative Max Power Point Tracking(MPPT) technology, tracking efficiency >99.9% Full digital technology, high charge conversion efficiency up to 98% LCD display design, read operating data and working condition easily Real-time energy statistics function 12/24/36/48V: 60A/30A automatic recognition Flexible System battery selection: Liquid, Gel, AGM and Lithium Extends battery life through accurate remote temperature sensor Controller is protected against over-temperature due to built-in power reduction function Four stages battery charging process: MPPT, boost, equalization, float Dual automatic protection to avoid exceeding the rated charging power and current Multiple load control modes: Always on, Dusk to Dawn, Evening and Manual Bluetooth communication functions Optional APP version for Bluetooth communication Monthly charging data can be calculated and displayed by grouping and graphs Perfect EMC & thermal design Fully automatic electronic protect function for increased charge controller availability

Max volt on PV terminal *1 150V (-20℃), 138V (25℃) Max input power 750/1500/2250/3000W