RetroFit Inverter

X3 FIT G4

  • 6kW / 8kW / 10kW / 15kW

The X3-FIT G4 offers high adaptability with on/off-grid parallel support up to 150 kW. Its quick U-disk configuration and flexible operating modes make installation effortless—even for single-person setups. It delivers future-ready energy management with built-in support for VPP participation and unbalanced three-phase output.

Product Advantage

Delivering up to 110% AC overload and 98.5% charge/discharge efficiency, the X3 FIT G4 ensures superior energy conversion. With 150% EPS output for 10 seconds and customizable charging across five operating modes, it optimizes energy use in real time.

Safe

  • IP65 protection 

  • SPD integrated 

Economic

  • Store the surplus energy to battery

  • Less energy loss on battery to inverter


Efficiency

  • Up to 110% AC overload output

  • Higher efficiency on charging and discharging, up to 98.5%


Intelligent

  • Up tp 150% EPS output for 10s

  • Switchover time<10ms

  • Quick configuration with U-disk

  • Lithium-ion & Lead-acid battery compatible

  • Intelligent loads management (e.g., Heat pump)

  • On&Off-grid parallel function, up to 150kW

  • 5 work modes, 2 charging periods available

  • VPP ready, ancillary service in power market

  • Three-phase unbalanced output Maximum 5kW output power on single phase at most


Product Parameters

  • X3-FIT-6.0-W
  • X3-FIT-8.0-W
  • X3-FIT-10.0-W
  • X3-FIT-15.0-W
  • X3-FIT-6.0-W
    • AC INPUT & OUTPUT
      Nominal AC output power [W]6000
      Max. AC output apparent power [VA]6600
      Max. AC output current [A]9.7


    • EPS(OFF-GRID) OUTPUT(WITH BATTERY)
      Peak apparent power [VA, min]12000, 10s
      Switch time [ms]< 10


    • GENERAL
      Ingress protectionIP65
      Dimensions [W×H×D] [mm]503 × 503 × 199
      Net Weight [kg]30


  • X3-FIT-8.0-W
    • AC INPUT & OUTPUT
      Nominal AC output power [W]8000
      Max. AC output apparent power [VA]8800
      Max. AC output current [A]12.9


    • EPS(OFF-GRID) OUTPUT(WITH BATTERY)
      Peak apparent power [VA, min]18000, 10s
      Switch time [ms]< 10


    • GENERAL
      Ingress protectionIP65
      Dimensions [W×H×D] [mm]503 × 503 × 199
      Net Weight [kg]30


  • X3-FIT-10.0-W
    • AC INPUT & OUTPUT
      Nominal AC output power [W]10000
      Max. AC output apparent power [VA]11000
      Max. AC output current [A]16.1


    • EPS(OFF-GRID) OUTPUT(WITH BATTERY)
      Peak apparent power [VA, min]18000, 10s
      Switch time [ms]< 10


    • GENERAL
      Ingress protectionIP65
      Dimensions [W×H×D] [mm]503 × 503 × 199
      Net Weight [kg]30


  • X3-FIT-15.0-W
    • AC INPUT & OUTPUT
      Nominal AC output power [W]15000
      Max. AC output apparent power [VA]15000
      Max. AC output current [A]24.1


    • EPS(OFF-GRID) OUTPUT(WITH BATTERY)
      Peak apparent power [VA, min]22500, 10s
      Switch time [ms]< 10


    • GENERAL
      Ingress protectionIP65
      Dimensions [W×H×D] [mm]503 × 503 × 199
      Net Weight [kg]30


Data Download

  • Datasheet
  • User Manual
  • Quick Installation Guide
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