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Morningstar ProStar MPPT Solar Controller 25 or 40 amps / 12 to 24 Volts


The NEW ProStar MPPT™ is a mid-range MPPT solar charge controller with TrakStar Technology™ that provides  maximum power point tracking (MPPT) battery charging for off-grid photovoltaic (PV) systems up to 1100 watts. Available with and without advanced built-in meter. This device is ideal for industrial and residential applications.This controller allows multiple modules in series for 12V and 24V battery systems. Detailed battery programming options allow for advanced battery support for the latest Lithium, Nickel Cadmium, and Lead Acid battery types.

  • Load and automatic PV-based lighting control
  • Charges all battery types including Lithium Ion
  • Continuous charging and no damage from PV array oversizing
  • Up to 256 days of data logging
  • Built-in self diagnostics
  • Highly durable polycarbonate case
  • Low noise design
  • MODBUS communications
  • Meter allows charging and temperature control adjustments without a computer



Morningstar ProStar MPPT 25amp w/-MeterMorningstar ProStar MPPT 40amp w/-Meter
Rated Solar, Load or Diversion Current25 A40 A
System Voltage12-24V12-24V
Ambient Operating Temperature–40°C to +60°C
Terminal2.5 – 35 mm
Weight1.40 kg
Dimensions20 x 17 x 7 cm
Warranty5 years


Wire Box for ProStar MPPT
Remote Meter-RM1
Remote Temperature Sensor
Relay Driver