review.solar · Sourced values document
SUN-5K-SG03LP1-AU
5 kW · Hybrid · Single-phase · 2 MPPTs · Whole-home backup
Deye
Value & Volume
Released 2022 · Evidence checked 2026-06-19 · Scored to Solar Analytica inverter rubric v3.6.0
74/100
Very good
Overall
Score by category
Efficiency
62
Design & Flexibility
71
Thermal & Physical Resilience
90
Features & Integration
89
Safety & Compliance
74
Guarantee & Backbone
74
Energy Ecosystem
50
Sourced specification values
Published power range5 kW
Scored benchmark5 kW
Rated AC power5 kW
Peak efficiency97.6%
Weighted efficiency96.5%
Number of MPPTs2
Max input current / MPPT13 A
Ingress protectionIP65
Warranty period10 yr
Grid & safety certificationIEC 62109 + national grid codes certified for 2 markets
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 (1 of 2)

SUN-5K-SG03LP1-AU · 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 and the next page are the full record for verification and right of reply.

Efficiency
Peak efficiency (%)97.6statedNo link
Weighted efficiency (CEC/Euro %)96.5statedNo link
Semiconductor technologyIGBT / MOSFET (standard silicon)est.No link
Night standby consumption (W)4.0est.No link
Design & Flexibility
Number of MPPTs2statedNo link
Max DC:AC oversizing ratio1.5derivedNo link
Max input current per MPPT (A)13statedNo link
Thermal & Physical Resilience
Thermal managementFanless / natural convectionest.No link
Ingress protectionIP65statedNo link
Operating temperature rangeWide (-25 to 60C+), no derate to high tempstatedNo link
Surge protectionType II DC + AC SPDest.No link
Features & Integration
Hybrid / battery capabilityHybrid (battery-ready) + backupstatedNo link
Backup / islandingWhole-home / full backupstatedNo link
Monitoring & smart featuresApp + smart featuresstatedNo link
Reactive power range±0.8 pf leading/lagging: Q(U) compliantest.No link

review.solar · audit sheet · Solar Analytica inverter rubric v3.6.0 · https://review.solar/cards/ningbo-deye-inverter-technology-co-ltd-deye-sun-5k-sg03lp1-a

Page 3 · Audit sheet: complete sourced record (2 of 2)

SUN-5K-SG03LP1-AU · continued from page 2 · Solar Analytica rubric Solar Analytica inverter rubric v3.6.0.

Safety & Compliance
Grid & safety certificationIEC 62109 + grid codes, 2 marketsstatedSource
Shutdown / arc safetyStringstatedNo link
Guarantee & Backbone
Warranty period (yrs)10statedNo link
Warranty assuranceParts onlystatedNo link
Financial strength & warranty backingFinancially strong (profitable / strong parent)statedNo link
Manufacturing track record10-15 yearsstatedNo link
Energy Ecosystem
Open protocol & API maturityCloud API onlyest.No link
VPP & grid services readinessVPP-capable (protocol ready, no confirmed live program)est.No link
EV charging integrationNo EV integrationest.No link
Thermal load managementNo thermal load integrationest.No link
Smart home & IoT depthNo local smart home integrationest.No link
Firmware & security disclosureSecurity page or vulnerability disclosure publishedstatedSource

review.solar · audit sheet · Solar Analytica inverter rubric v3.6.0 · https://review.solar/cards/ningbo-deye-inverter-technology-co-ltd-deye-sun-5k-sg03lp1-a