BlueSolar charge controller MPPT.150/60 60A-MC4 150Voc.The charge controller BlueSolar, especially in case of cloudy sky, when the light intensity is constantly changing, a controller MPPT ultrarapid improve energy production up to 30% compared with charge controllers PWM and up 10% compared to slower MPPT controllers.Features:Ultrafast Maximum Power Point Tracking (MPPT).Especially under cloudy skies, when light intensity changes continuously, an ultrafast MPPT controller will improve energy harvesting by up to 30% compared to PWM charge controllers, and up to 10% compared to slower MPPT controllers.Advanced Maximum Power Point Detection in case of partial cloud cover.In cases of partial cloudiness, there may be two or more maximum power points (MPPT) on the load voltage curve.voltage load curve.Conventional MPPTs tend to select a local MPPT, which may not be the optimal MPPT.BlueSolar´s innovative algorithm will always maximize energy harvesting by selecting the optimal MPPT.optimal MPPT.Exceptional conversion efficiency.Fanless.Maximum efficiency exceeds 98%.Flexible charging algorithm.Eight pre-programmed algorithms, selectable by rotary switch (see manual for more information).Extensive electronic protection.Over-temperature protection and power reduction in case of high temperature.Short-circuit and reverse polarity protection on PV panels.PV reverse current protection.Internal temperature sensor.Compensates absorption and float charge voltage as a function of temperature.Real-time display data options.Smartphones, tablets and other Apple and Android devices.see ´´VE.Direct and Bluetooth Smart dongle´´.ColorControl panel.