REF (Renewable Energy Factor) is a Green Grid metric, standardized in ISO/IEC 30134-3, that expresses the ratio of renewable energy consumed to the total energy consumed by a data center. It quantifies the share of a facility's energy that comes from renewable sources, supporting sustainability reporting and procurement targets.
Category: Sustainability & Metrics · Subcategory: Efficiency KPIs · Part of the AIDC Technical Terminology reference.