Renewable Energy Factor (REF) is a metric, standardized in ISO/IEC 30134-3, defined as the ratio of renewable energy consumed to total energy consumed by a data center. It measures the proportion of a facility's energy that comes from renewable sources and is widely used in sustainability reporting and to track progress against clean-energy commitments.
Category: Sustainability & Metrics · Subcategory: Energy & Carbon · Part of the AIDC Technical Terminology reference.