ProStar MPPT 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. A Wire Box accessory to reduce hazards associated with exposed wires and connections can be purchased separately. 
Model Numbers PS-MPPT-25, PS-MPPT-25M, PS-MPPT-40, PS-MPPT-40M 
Key Features and Benefits  - 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
  - Product Specifications | Download