Solis 4.0kW 4G Dual MPPT Inverter

Solis 4.0kW 4G Dual MPPT Inverter

Enter code GIVEME10 during checkout for £10 off your inverter order! (Online orders only)


SKU: solis-4.0 Categories: , , Tags: , , ,
"Do I need an integrated d.c. isolator?"

If your system has separate d.c. isolators then you don't need an inverter with one built-in. D.C. isolators are switches that usually have a black rotary handle on them and are connected in the cables from the solar panels.

"Do these prices include VAT?"
All our prices are fully inclusive of VAT.

"How much is delivery?"
Delivery is included too. For Scottish Highlands and non-mainland, supplements apply which will automatically update during checkout.

"Are there any extended warranties available?"
Yes, inverter warranties can be extended and this will be offered to you during checkout.

"What about monitoring?"
All our inverters have low cost monitoring solutions which will be offered during checkout. All PV systems should include monitoring to avoid lost FIT revenue in the event of a fault.

"Can I really fit my own inverter?"
It's a straightforward task for a competent DIYer. Click here for our guide.

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Solis 4.0kW 4G Dual Tracker Inverter

For systems that have two strings of panels (i.e. two pairs of cables from the solar panels).

  • Max. Efficiency over 97.8% MPPT efficiency over 99.5%
  • Ultra wide input voltage range
  • Lightweight at 15.5kg
  • Dual MPPT design with precise MPPT algorithm
  • Precise MPPT algorithm
  • IP65, visually pleasing for domestic environment
  • WiFi and monitoring app available (requires Solis wifi stick)
  • 5 years standard warranty 20 years optional upgrade

Installation manual



Additional information

Weight 20 kg
Integrated DC isolator

With d.c. isolator, No d.c. isolator




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