Four Philippine-specific calculators using recent utility rates, irradiance references, and published assumptions. Each calculator shows its own sources and data cutoff.
A practical savings estimate using recent PH utility rates and irradiance references.
Build a rough system-size starting point from appliances and daily usage.
Compare a modeled bill before solar with the charges solar may reduce.
Compare the tradeoffs between waiting for net metering and starting zero-export.
These tools combine public rate references, local solar assumptions, and user-entered inputs. The summaries below show the current cutoff for each calculator; open a calculator for its full estimate notes and limitations.
Rates last reviewed: April 30, 2026
Assumptions last reviewed: April 26, 2026
Bill breakdown cutoff: April 2026 (partial)
Rates and fee assumptions last reviewed: April 30, 2026
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