PRE RELEASE. Unlike many opinionated reviews, the Solar Review Inverter Assessment Criteria compares the Growatt SPH-TL3 against the industries best known specifications.  The result, an inverter review with no room for discretionary bias and the transparency you desire.  

.Make and model:  Growatt SPH-TL3.

Variants:  4 / 5 / 6 / 7 / 8 / 10 kW.

  Performance.

  Guarantee.

CONTENTS - The information you need, fast!

GREATER THAN 3.3 IS A VERY GOOD SCORE. The following content for the  should be used as a guide only. Individual circumstances and compatibilities should always be taken into account when selecting the right inverter for any given installation. The below Growatt SPH-TL3 content has been built using the Solar Review Inverter Assessment Criteria 2.0 and above based on available product specifications at the time of writing. 

Design.

Growatt

SPH-TL3 Design; SUPERIOR
  • Hybrid (mulitmode) without backup.
  • Lithium and Lead-acid battery options.
  • Internal redesign, old shape.
  • Fanless.
  • 2018 DNV GL Top Brand Award.
  • VDE certified.
  • Standard.
  • IP 65.

Features.

Growatt

SPH-TL3 - Features.
  • 2+ MPPTS.
  • LCD graphic interface.
  • Ethernet only.
  • No manufacturer supplied module-level optimisation options.
  • Manufacturer supplied module-level rapid shutdown options.
  • No manufacturer supplied expanded monitoring options.
  • MPPTs only shadow management.
  • Installer remote access support is rated at - General data configuration.

Performance.

Growatt

SPH-TL3 Performance; SUPERIOR
  • 97.5% European efficiency.
  • Temperature range of -25°C (13°F).
  • Temperature range of +60°C (140°F).
  • Temperature derating 45°C (113°F).
  • Weighs 27kg (59.5lbs).
  • Noise emission of 30 dB (A).

Guarantee.

Growatt

SPH-TL3 Guarantee; AVERAGE
  • 5-year parts warranty.
  • 5-year service warranty.
  • No authorised installer network.

Software.

Growatt

SPH-TL3 Software; BELOW AVERAGE
  • Growatt Monitoring Software.
  • iOS & Android app.
  • Alerts & fault diagnosis.

OVERALL.

Growatt

SPH-TL3 Overall; GOOD
  • Design 3.6
  • Features 3.2
  • Performance 4.0
  • Guarantee 2.3
  • Software 2.0

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 Growatt SPH-TL3 solar inverter calculated? By using the Solar Review Inverter Assessment Criteria V2.4 >

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

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