Score only. The Solar Review Inverter Assessment Criteria compares the Solis Three-Phase 4G series solar inverter against the industries best known specifications. The result, a solar inverter comparison with no room for discretionary bias and the transparency you desire.  

Make and model:  Solis Three-Phase 4G Series.

Variants:   3 / 4 / 5 / 6 / 8 / 9 / 10 kW.

  Performance.

  Software.

CONTENTS - The information you need, fast!

The following content for the Solis Three-Phase 4G Series solar inverter should be used as a guide only. Individual circumstances and compatibilities should always be taken into account when selecting the right solar inverter for any given installation. This content has been built using the Solar Review Inverter Assessment Criteria 2.0 or above based on available product specifications at the time of writing.  

Design.

Solis

4G three-phase Series Design; VERY GOOD
  • AC Coupled battery compatibility.
  • Current release.
  • Fanless cooling.
  • TOP Brand PV inverters by EuPD Research.
  • TÜV Reihnland certified.
  • Standard design.
  • IP 65.

Features.

Solis

4G Three-Phase Series Features; VERY GOOD
  • 2 MPPTs.
  • LCD graphic interface.
  • WiFi & Ethernet (plus 4G optional).
  • NO manufacturer supplied module-level optimisation options.
  • Manufacturer supplied module-level rapid shutdown options.
  • Manufacturer supplied expanded monitoring options.
  • MPPT only shadow management.
  • Remote access general data configuration.

Performance.

Solis

4G Three-Phase Series Performance; SUPERIOR
  • 97.8% European weighted efficiency.
  • Min temperature range -25°C (-13°F).
  • Max temperature range +60°C (140°F).
  • Temperature derating 45°C (113°F).
  • Weight 18kg (39.7 lbs).
  • Noise emission max 30 dB (A).

Guarantee.

Solis

4G Three-Phase Series Guarantee; GOOD
  • 5-year parts warranty.*
  • 5-year service warranty.
  • No authorised installer network.
*Additional 5-year warranty (10-yr total) available in selected regions. 

Software.

Solis

4G Three-phase Series Software; AVERAGE
  • Ginlong WiFi Monitoring System
  • iOS & Android app.
  • Alerts & fault diagnosis.

OVERALL.

Solis

4G Three-phase Series Overall; VERY GOOD
  • Design 3.7
  • Features 3.6
  • Performance 4.3
  • Guarantee 3.2
  • Software 2.5

Comparison.

*AVG references industry average specifications.

Outstanding
[ 4.8 - 5 ] The pinnacle of certified specification.
Elite
[ 4.3 - 4.7 ] A rare calibre of technology produced by the industry elite.
Superior
[ 3.8 - 4.2 ] Specifications which are exceedingly superior to that of the industry average.
Very Good
[ 3.3 - 3.7 ] Advanced technology against the industry average.
Good
[ 2.8 - 3.2 ] Better than the industry average is that of which strives a portion better.
Average
[ 2.3 - 2.7 ] A score within this bracket is considered the industry average specification.
Ordinary
[ 1.8 - 2.2 ] Considered below the industry mainstream average.
Poor
[ 1.3 - 1.7 ] There's better, there's also worse.
Inferior
[ 0.8 - 1.2 ] Far below the modern industry average.
Awful
[ 0.3 - 0.7 ] Possesses specifications which are absent or unverified by a certified testing institute.
Avoid
[ 0 - 0.2 ] Unlikely for technology manufactured in the modern era.
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Insight.

How was the score for the Solis Three-Phase 4G Series solar inverter calculated? By using the Solar Review Inverter Assessment Criteria V2.4 >

  • Solis Three-Phase 4G Series data sheet. View now >

How does the current range of Solis solar inverters compare against each other? Discover now >

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