The MN3548DIY is a 3,500, 48 VDC inverter-charger that includes a built-in MPPT charge controller. Offering a simple, all-in-one installation and flexible programming, the new MidNite Solar Inverter/charger DIY Series will charge virtually any battery chemistry.

With Excellent surge capability, the DIY Series will start the most demanding 120VAC Loads. Perfect for your off-grid cabin or house, the DIY Series is designed to be affordable, dependable, and supported by the industry’s best customer service personnel at MidNite Solar.


  • System Voltage: 48VDC
  • Rated AC Output Power: 3500W
  • PV panel MPPT Voltage: 60-115V
  • Max PV array power: 4400W
  • Input/Output frequency: 60 Hz
  • Max Battery Charging Current: 120A (Adjustable)
  • Max PV input Voltage: 150V
  • Battery type: Lead Acid or Lithium
  • Dimensions: 16.93″L x 13.31″W x 4.96″H
  • Warranty: 1 year


  • Off grid – battery and PV or generator required
  • Grid connected for backup – battery required