PerformanceUp to date · Jan 15, 2026

Module Efficiency

The percentage of sunlight that a solar panel converts into electricity. Modern panels range from 15-22% efficient.

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Solar Panel

A photovoltaic (PV) module that converts sunlight into electricity. Multiple panels are combined to form a solar array.

Degradation Rate

The annual decrease in solar panel efficiency. Modern panels typically degrade 0.3-0.5% per year.