Defined term
Solar system size
Solar system size is the rated power capacity of a photovoltaic system, commonly expressed in kilowatts.
Also known as PV system capacity
measurement · Concept code GS-CONCEPT-009 · Last verified August 7, 2026
Evidence as-of date unavailable · 1 source has no source-event date
Content modified 2026-08-09
Definition and decision context
Definition
Solar system size is the rated power capacity of a photovoltaic system, commonly expressed in kilowatts.
Verified August 7, 2026
Why it matters
System size is an input to production, cost, and savings estimates, but it does not by itself state annual output.
Verified August 7, 2026
Selector-derived public graph
Learning navigation
Primary topic: Performance
Broader topic
No public concepts recorded.
More specific topics
No public concepts recorded.
Related topics
- Annual solar productionPublished concept
Learn first
No public concepts recorded.
Builds toward
- Annual solar productionPublished concept
Primary sources
- National Renewable Energy Laboratory: PVWatts Calculator
Source event date unavailable · Ontology accessed August 7, 2026 · Ontology verified August 7, 2026