SmartSolar MPPT 250/70

Extensive electronic protection

Over-temperature protection and power derating when the temperature is high. PV short circuit and PV reverse polarity protection. PV reverse current protection


Spec Sheetpdf


Ultra-fast Maximum Power Point Tracking (MPPT) Especially in case of a clouded sky, when light intensity is changing continuously, an ultra-fast MPPT controller will improve energy harvest by up to 30% compared to PWM charge controllers and by up to 10% compared to slower MPPT controllers.


  • Bluetooth Smart built-in: enables set-up and monitoring with a smart phone or other Bluetooth
    enabled device
  • Ultra-fast Maximum Power Point Tracking (MPPT)
  • Advanced Maximum Power Point Detection in case of partial shading conditions
  • Load output on the small models
  • Battery Life: intelligent battery management by load shedding
  • Automatic battery voltage recognition
  • Flexible charge algorithm
  • Over-temperature protection and power de-rating when the temperature is high.
  • Color Control GX
  • VRM Online Portal
  • Related product: EasySolar

Technical Data

SmartSolar Charge Controller MPPT 250/70
Battery voltage 12 / 24 / 48V Auto Select (software tool needed to select 36V)
Rated charge current 70A
Nominal PV power, 12V 1a,b) 1000W
Nominal PV power, 24V 1a,b) 2000W
Nominal PV power, 48V 1a,b) 4000W
Max. PV short-circuit current 2) 35A (max 30A per MC4 conn.)
Maximum PV open circuit voltage 250V absolute maximum coldest conditions
245V start-up and operating maximum
Maximum efficiency 99%
Self-consumption Less than 35mA @ 12V / 20mA @ 48V