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Inverter

18kPV

12 kW · Hybrid · 208/240 V · 3 MPPTs · Essential-load backup

EG4Released 2023

71/ 100

Very good

Global

AFCI IntegratedVPP-Ready

The verdict. In our Inverter class, EG4 18kPV leads on design & flexibility.

18thof 34 in InverterLower halfclass average 70.5
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The assessment

How it scores, by category

Efficiency60
Design & Flexibility92
Thermal & Physical Resilience64
Features & Integration90
Safety & Compliance65
Guarantee & Backbone64
Energy Ecosystem62

Market position

18thof 34 in InverterLower half
567182

Our reading

18kPV scores 71, placing 18 of 34 in the Inverter class against a class average of 70.5. Its strongest scoring dimension is design & flexibility (92), running 13.7 points above the class average on this dimension. Efficiency scores 60, the lowest pillar for this product. The class average on efficiency is 68. Key specifications: 97.5% peak efficiency, 3 MPPT inputs, 10-year warranty.

The data

Power
Not recorded
Type
Hybrid
Peak eff
97.5%
MPPTs
3
Technology architecture

Hybrid inverter

Architecture guide

Manages PV, battery DC and household AC through the inverter platform.

Product role
The battery remains a separate product even when it belongs to the same branded platform.
Published range
12 kW
Phase
Not recorded
Backup boundary
Essential-load capability recorded
Architecture describes the product boundary. It is not a system design or an equipment-pairing decision.

Warranty coverage: 10-year term

Coverage includes

Parts
Labour
Extendable
Market typical10yr0yr5yr10yr15yr20yr25yr

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.

Before you buy
Local positionUse a market view to check local availability, approvals and warranty scope.
Ask the installerWill the exact 18kPV model satisfy the site phase, array, MPPT, export-control and local grid requirements?

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 sibling 18KPV-11.4LV on the same certificate is a separate configuration and is not scored here. Scored model: 18KPV-12LV · checked 2026-08-04. Evidence.

Sources & references · checked 2026-08-06

Strong evidence coverage

27 of 27 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. Spec sheet v1.4.3 (2026), installation manual v2.7.6 (2026), Intertek certificate 230209047GZU-001, and current online warranty reviewed 2026-08-06

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.

  1. Core scorecard evidence checked
  2. US market evidence checked
  3. Series benchmark evidence checked

Evidence record (JSON)

Scored by Solar Analytica Research

Stay across the benchmark.

New scorecards, score changes and market signals, published as they happen.