The assessment
How it scores, by category
Market position
The data
Solar-only string inverter
Converts PV string DC into grid-connected AC.
- Product role
- No native battery conversion path is recorded for the product.
- Published range
- 29.9–40 kW
- Phase
- Three phase
- Backup boundary
- No native backup recorded
Warranty coverage: 10-year term
Coverage includes
Parts only · term longer than 13 of 70 scored inverters
No inverter in the fleet publishes a year-by-year performance or output guarantee the way panels and batteries do - this shows the covered term against the market-typical term and where every scored inverter’s term lands (grey dots, sized by model count), plus what the warranty actually includes.
Verification & sources
Market context
Global evidencechange in the site menu
Global benchmark. This scorecard is benchmarked globally. A global score does not imply local availability, certification, warranty coverage, or installer compatibility.
Benchmark anchor. The score uses the 40 kW highest exact Australian model. This iStore family remains separate from Huawei. Scored model: IS-INV-40000-3PH · checked 2026-08-02. Evidence.
Sources & references · checked 2026-08-02
Strong evidence coverage
22 of 22 scored criteria link directly to a published source.
Values marked estimated, derived, or not found remain visible on the audit sheet and do not carry the same evidential weight as a linked source. Coverage measures direct links, not an independent guarantee that a claim is correct.
Record revision. Current iStore product page, April 2024 user manual, March 2026 warranty and Australian approved-inverter export checked 2026-08-02
- Sourced valuesData card →
- Grid & safety certificationManufacturer ↗
Evidence timeline
Recorded verification events for this scorecard. These are evidence checks, not historical score snapshots. No change to this product record has been published since the change ledger opened on 2026-08-16.
- Core scorecard evidence checked
- AU market evidence checked
- Series benchmark evidence checked
Scored by Solar Analytica Research
Stay across the benchmark.
New scorecards, score changes and market signals, published as they happen.
Our reading
Commercial 29.9 / 40 3PH scores 70, placing 21 of 34 in the Inverter class against a class average of 70.5. Its strongest scoring dimension is design & flexibility (95), running 17.3 points above the class average on this dimension. Energy Ecosystem scores 37, the lowest pillar for this product. The class average on energy ecosystem is 50. Key specifications: 98.7% peak efficiency, 4 MPPT inputs, 10-year warranty.