SolaX X1 3.0kW AC Coupled Battery HV Inverter

By SolaX

Delivery available

Empower Your PV System with SolaX X1 3.0kW AC Coupled Battery HV Inverter 

Upgrade your PV system seamlessly with the SolaX X1 3.0kW AC Coupled Battery HV Inverter. This retrofit solution, compatible with any brand of single-phase inverter, delivers maximum efficiency of up to 96.5%. Whether installed indoors or outdoors, it allows for remote monitoring through the XCloud, providing flexibility and control over your solar energy system.

Note: The X1 AC inverter supports a minimum of 1 and a maximum of 3 batteries. It's essential to use batteries of the same capacity, as different capacities cannot be connected to one inverter.


  • High Voltage Battery Support: Requires thinner cables, enhancing installation efficiency.
  • 7.5kW Max Charge/Discharge: Ensures optimal energy management.
  • SolaX WiFi Stick: Enables remote monitoring via XCloud, enhancing user accessibility.
  • Grid Trading Applications: Responds in less than 0.5 seconds, suitable for grid trading applications.
  • Charging from Grid: Allows charging directly from the grid for added flexibility.
  • Natural Cooling: Operates quietly with low maintenance requirements.

Note: This inverter does not support CT's; only meters. Please use SolaX-1P-Meter-CT.

Key Features:

This high-quality inverter efficiently converts solar energy into AC energy, storing it in a battery for future use. Noteworthy features include:

  • Addition of Batteries to Existing PV Systems: Easily integrates into existing PV systems, upgrading to solar battery storage without altering the current installation.
  • Versatile Installation: Suitable for indoor or outdoor use with an IP65 rating.
  • Compatible High Voltage Batteries: Compatible with high voltage batteries for enhanced storage capacity SolaX Triple Power T30 3.0-9.0/12.0kWh, and SolaX Triple Power HV 5.8-17.3kWh Battery Banks.
  • Multiple Protections: Equipped with safety features such as RCD, isolation, overvoltage, overtemperature, earth protection, and short-circuit protection.
  • Transformerless Design: Incorporates software and hardware protection for reliable performance.

Operating Modes:

The SolaX X1 3.0kW AC Coupled Battery HV Inverter offers four operational modes catering to diverse needs:

  1. Self-Use (Default): Prioritizes local loads, utilizing grid power only when the battery capacity is insufficient.
  2. Back Up: Preserves higher battery capacity when the grid is on, discharging only during grid outages.
  3. Feed-in Priority: Maximizes feed-in tariff benefits by prioritizing grid feeding, load supply, and battery charging.
  4. Force Time Use: Allows flexible scheduling of charging and discharging times, with the option to charge from the grid.

Fast Delivery Across the UK:

Experience the advantages of the SolaX X1 3.0kW AC Coupled Battery HV Inverter with swift 2-3 working day delivery across the UK.

      Detailed specifications:

      Battery Type: Lithium Iron Phosphate (LiFePO4)
      Battery Voltage: 70-400V
      Recommended Battery Voltage: 300V
      Max. Charge/Discharge Current: 35A
      Communication Interface: CAN(Communicate With Inverter)
      Reverse connect protection: Yes
      INPUT AC 
      Max. apparent AC power: 3000VA
      Max. Input Current: 13.6A
      Nominal grid voltage(AC voltage range): 220/230/240 (180 - 280)
      Nominal grid Frequency/range: 50/60Hz
      Nominal AC power: 3000VA
      Max. Output Apparent Power: 3000VA
      Nominal AC Current: 13.0A
      Max. AC Current: 13.6A
      Nominal grid voltage(AC voltage range): 220/230/240 (180 - 280 )Hz
      Nominal Grid Frequency: 50/60Hz
      Displacement power factor: 0.8 leading to 0.8 lagging 
      THDi: <2% @rated power
      Max. Battery charge efficiency (GRID to BAT): 96.50%
      Max. Battery discharge efficiency (BAT to AC): 96.50%
      Operating Temperature: -25 ~ +60 (derating at 45)
      Protection Degree: IP65
      Size:  430*341.5*143mm
      Net Weight: 15.5kg

      In the Box:
      • 1 X SolaX X1 3.0kW AC Coupled Battery HV Inverter,
      • 1 X SolaX X1 3.0kW AC Coupled Battery HV Inverter User's Manual.
      Any Questions?

      Use online chat, call us on 020 8064 0335 or email

      Documents available for download: