Philippine solar planning hub
Move from electricity use to system size, roof fit, battery capacity, payback, quote comparison, and installer research.
A five-step solar planning workflow
Independent buyer services
Inspect the evidence before requesting quotations
Use source-dated Philippine data, check a written quotation locally, and follow one connected decision workflow without creating an account.
Solar calculators
Focused tools for electricity understanding and solar planning.
Solar savings calculator
Estimate system size, installation range, savings, and payback for a Philippine property.
Use calculatorSolar system size calculator
Estimate recommended kW, panel count, generation, roof area, and cost.
Use calculatorSolar payback and ROI
Compare cash and financing-adjusted solar payback.
Use calculatorSolar battery size calculator
Estimate usable and nominal battery capacity, inverter size, runtime, and budget.
Use calculatorPanel count and roof area
Check how many panels fit and whether the roof is large enough.
Use calculatorPhilippine solar planning pages
Focused answers for common Philippine searches, with assumptions, limits, calculators, and next steps.
Solar calculator for Philippine homes
Read the focused guideWhat changes solar panel cost in the Philippines?
Read the focused guideFinding a solar installer serving Cavite
Read the focused guideSolar installers serving CALABARZON
Read the focused guidePlanning solar for a ₱5,000 monthly electricity bill
Read the focused guidePlanning solar for a ₱10,000 monthly electricity bill
Read the focused guideIs a hybrid solar system right for a Philippine home?
Read the focused guideWill solar power your home during a brownout?
Read the focused guideWhat changes solar battery cost in the Philippines?
Read the focused guideStart with the right question
How to plan solar without skipping the basics
A useful solar estimate begins with measured electricity use, the hours when energy is consumed, available roof space, shading, grid reliability, and the need for backup. Use the calculators as connected planning steps, then verify every site-specific decision through written quotations and a qualified inspection.
What every tool includes
Mobile-first input and result layouts
Visible assumptions and ranges
Formula version and source notes
Saved progress and connected next steps