WINSYSTEMS’ PPM-PS394-533 is a dual output, wide input range, DC/DC converter with a built in battery charger and uninterrupted power supply (UPS) controller. It provides power to a single board computer (SBC) from a wind turbine, solar panel, battery or other DC source. This product can be used for off grid applications in harsh temperature ranges from -40° to +85°C.


  • Wide input range: 9V to 32 VDC
    • Dual fused inputs accept solar panel, wind turbine, or other DC sources
    • Automatically selects best input source and provides rapid switchover
  • UPS operation with battery pack
  • Battery charger supports Lead Acid, Li-Ion Polymer, LiFePO, and SLA chemistries
    • MPPT charging supported for solar panels
    • NTC thermistor input to monitor temperature
    • Jumper configurable End of Charge and Float voltage
  • Voltage output: +5V @ 5A and +3.3V @ 5A
  • -40 to +85°C operation