review.solar · Sourced values document
ESA G20 Power Module
3–9.999 kW · Hybrid · Single-phase · 4 MPPTs · Whole-home backup
GoodWe
Inverter
Released 2025 · Evidence checked 2026-08-26 · Scored to Solar Analytica inverter rubric v3.7.0
76/100
Superior
Overall
Score by category
Efficiency
59
Design & Flexibility
96
Thermal & Physical Resilience
90
Features & Integration
90
Safety & Compliance
73
Guarantee & Backbone
72
Energy Ecosystem
44
Sourced specification values
Published power range3–9.999 kW
Scored benchmark9.999 kW
Rated AC power9.999 kW
Peak efficiency97.5%
Weighted efficiency96.8%
Number of MPPTs4
Max input current / MPPT20 A
Ingress protectionIP66
Warranty period10 yr
Grid & safety certificationNational grid code + regulator-listed (IEC 62109 not evidenc
Manufacturing track record15+ years, field-proven

Some values are estimated where independent verification was not available: see the full scorecard and review.solar/terms.

Page 2 · Audit sheet: complete sourced record

ESA G20 Power Module · every criterion scored by the live rubric (Solar Analytica inverter rubric v3.7.0), with its recorded value, evidence status, and any linked source. Page 1 carries the buying-decision summary; this page is the full record for verification and right of reply.

Efficiency
Peak efficiency (%)97.5datasheetSource
Weighted efficiency (CEC/Euro %)96.8datasheetSource
Semiconductor technologyNot disclosedreviewed absenceSource +1
Design & Flexibility
Number of MPPTs4datasheetSource
Max DC:AC oversizing ratio2.0datasheetSource
Max input current per MPPT (A)20datasheetSource
Thermal & Physical Resilience
Thermal managementFanless / natural convectiondatasheetSource
Ingress protectionIP66datasheetSource
Operating temperature rangeStandarddatasheetSource
Surge protectionType II DC + AC SPDdatasheetSource
Features & Integration
Hybrid / battery capabilityHybrid (battery-ready) + backupdatasheetSource
Backup / islandingWhole-home / full backupdatasheetSource
Monitoring & smart featuresApp + smart featuresdatasheetSource +1
Reactive power range±0.8 pf leading/lagging: Q(U) compliantdatasheetSource +1
Safety & Compliance
Grid & safety certificationNational grid code + regulator-listed (IEC 62109 not evidenced)statedSource +2
Shutdown / arc safetyString with AFCI (integrated, enabled by default)datasheetSource +1
Guarantee & Backbone
Warranty period (yrs)10datasheetSource
Warranty assuranceParts onlydatasheetSource
Financial strength & warranty backingStable / listeddatasheetSource +1
Manufacturing track record15+ years, field-provendatasheetSource
Energy Ecosystem
Firmware & security disclosureSecurity page or vulnerability disclosure publisheddatasheetSource +1

review.solar · audit sheet · Solar Analytica inverter rubric v3.7.0 · https://review.solar/cards/goodwe-esa-eha-g20-3-9-999-au