review.solar · Sourced values document
IQ9N-A Microinverter
0.427 kW · Microinverter · Single-phase
Enphase
Inverter
Evidence checked 2026-08-27 · Scored to Solar Analytica inverter rubric v3.7.0
63/100
Good
Overall
Score by category
Efficiency
60
Design & Flexibility
54
Thermal & Physical Resilience
86
Features & Integration
53
Safety & Compliance
78
Guarantee & Backbone
60
Energy Ecosystem
40
Sourced specification values
Published power range0.427 kW
Scored benchmark0.427 kW
Rated AC power0.427 kW
Weighted efficiency97.44%
Number of MPPTs1
Max input current / MPPT16 A
Ingress protectionIP67
Warranty period25 yr
Grid & safety certificationNational grid code + regulator-listed (IEC 62109 not evidenc

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

IQ9N-A Microinverter · 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
Weighted efficiency (CEC/Euro %)97.44datasheetSource
Semiconductor technologyGaN (gallium nitride): next-generation wide-bandgapdatasheetSource +1
Design & Flexibility
Number of MPPTs1datasheetSource
Max input current per MPPT (A)16datasheetSource
Thermal & Physical Resilience
Thermal managementFanless / natural convectiondatasheetSource
Ingress protectionIP67datasheetSource
Operating temperature rangeStandarddatasheetSource
Features & Integration
Hybrid / battery capabilityString onlydatasheetSource
Backup / islandingNo backupdatasheetSource
Monitoring & smart featuresApp + smart featuresdatasheetSource +1
Safety & Compliance
Grid & safety certificationNational grid code + regulator-listed (IEC 62109 not evidenced)reviewed absenceSource +1
Shutdown / arc safetyPanel-level rapid shutdown (microinverter/optimiser)datasheetSource
Guarantee & Backbone
Warranty period (yrs)25datasheetSource
Warranty assuranceParts onlydatasheetSource

review.solar · audit sheet · Solar Analytica inverter rubric v3.7.0 · https://review.solar/cards/enphase-iq9n-a-int-427-au