review.solar · Sourced values document
CORE1 50
50 kW · String · Three-phase · 6 MPPTs
SMA
Premium European
Released 2022 · Evidence checked 2026-06-20 · Scored to Solar Analytica inverter rubric v3.6.0
73/100
Very good
Overall
Score by category
Efficiency
73
Design & Flexibility
85
Thermal & Physical Resilience
82
Features & Integration
58
Safety & Compliance
80
Guarantee & Backbone
68
Energy Ecosystem
64
Sourced specification values
Published power range50 kW
Scored benchmark50 kW
Rated AC power50 kW
Phases3-phase
Peak efficiency98.7%
Weighted efficiency98.4%
Number of MPPTs6
Max input current / MPPT20 A
Ingress protectionIP65
Warranty period5 yr
Grid & safety certificationIEC 62109 + national grid codes certified for 3+ markets
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 (1 of 2)

CORE1 50 · 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 (%)98.7est.No link
Weighted efficiency (CEC/Euro %)98.4est.No link
Semiconductor technologyIGBT / MOSFET (standard silicon)est.No link
Night standby consumption (W)4.8statedSource
Design & Flexibility
Number of MPPTs6statedNo link
Max DC:AC oversizing ratio1.5est.No link
Max input current per MPPT (A)20est.No link
Thermal & Physical Resilience
Thermal managementSmart active cooling (<30dB, load/temp-triggered)est.No link
Ingress protectionIP65statedNo link
Operating temperature rangeStandardstatedNo link
Surge protectionType II DC + AC SPDest.No link
Features & Integration
Hybrid / battery capabilityString onlystatedNo link
Backup / islandingNo backupstatedNo link
Monitoring & smart featuresApp + smart features + string-level visibilitystatedSource
Reactive power range±0.8 pf leading/lagging: Q(U) compliantstatedNo link

review.solar · audit sheet · Solar Analytica inverter rubric v3.6.0 · https://review.solar/cards/sma-solar-technology-ag-sma-core1-50

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

CORE1 50 · continued from page 2 · Solar Analytica rubric Solar Analytica inverter rubric v3.6.0.

Safety & Compliance
Grid & safety certificationIEC 62109 + grid codes, 3+ marketsstatedSource
Shutdown / arc safetyStringstatedNo link
Guarantee & Backbone
Warranty period (yrs)5statedNo link
Warranty assuranceParts onlystatedNo link
Financial strength & warranty backingFinancially strong (profitable / strong parent)statedNo link
Manufacturing track record15+ years, field-provenstatedNo link
Energy Ecosystem
Open protocol & API maturityModbus TCP + REST local + SunSpec certifiedest.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 depthCommunity integration (Home Assistant, no native support)est.No link
Firmware & security disclosureVulnerability disclosure policy + firmware/security documentation publishedstatedSource +2

review.solar · audit sheet · Solar Analytica inverter rubric v3.6.0 · https://review.solar/cards/sma-solar-technology-ag-sma-core1-50