review.solar · Sourced values document
X1-Hybrid G4
3–7.5 kW · Hybrid · Single-phase · 2 MPPTs · Essential-load backup
SolaX
Value & Volume
Released 2024 · Evidence checked 2026-07-26 · Scored to Solar Analytica inverter rubric v3.6.0
70/100
Very good
Overall
Score by category
Efficiency
65
Design & Flexibility
80
Thermal & Physical Resilience
76
Features & Integration
78
Safety & Compliance
65
Guarantee & Backbone
62
Energy Ecosystem
57
Sourced specification values
Published power range3–7.5 kW
Scored benchmark7.5 kW
Rated AC power7.5 kW
Peak efficiency97.6%
Weighted efficiency97%
Number of MPPTs2
Max input current / MPPT16 A
Ingress protectionIP65
Warranty period10 yr
Grid & safety certificationNational grid code + regulator-listed (IEC 62109 not evidenc
Manufacturing track record10-15 years

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

X1-Hybrid G4 · every criterion scored by the live rubric (Solar Analytica inverter rubric v3.6.0), 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 (%)97.6datasheetSource +1
Weighted efficiency (CEC/Euro %)97.0datasheetSource +1
Design & Flexibility
Number of MPPTs2datasheetSource +1
Max DC:AC oversizing ratio2.0statedSource
Max input current per MPPT (A)16datasheetSource +1
Thermal & Physical Resilience
Thermal managementSmart / variable-speed fandatasheetSource +1
Ingress protectionIP65datasheetSource +1
Operating temperature rangeStandarddatasheetSource +1
Surge protectionType II DC + AC SPDdatasheetSource +1
Features & Integration
Hybrid / battery capabilityHybrid (battery-ready) + backupdatasheetSource
Backup / islandingEssential-loads backupdatasheetSource +1
Monitoring & smart featuresApp + smart featuresdatasheetSource
Reactive power rangeUnity power factor / not specifiednot foundSource
Safety & Compliance
Grid & safety certificationNational grid code + regulator-listed (IEC 62109 not evidenced)datasheetSource +1
Shutdown / arc safetyString with AFCI (optional / software-activatable)datasheetSource +1
Guarantee & Backbone
Warranty period (yrs)10datasheetSource +1
Warranty assuranceParts onlydatasheetSource +1
Manufacturing track record10-15 yearssecondarySource
Energy Ecosystem
Open protocol & API maturityCloud API onlydatasheetSource +1
VPP & grid services readinessVPP-capable (protocol ready, no confirmed live program)datasheetSource
EV charging integrationBasic EV charger scheduling (timer / relay)datasheetSource
Thermal load managementSmart relay switching (excess solar triggered)datasheetSource
Smart home & IoT depthNo local smart home integrationnot foundSource
Firmware & security disclosureFirmware updates referenced; no security documentationdatasheetSource +1

review.solar · audit sheet · Solar Analytica inverter rubric v3.6.0 · https://review.solar/cards/solax-x1-hybrid-g4