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Practical solar guides for beginners in the Philippines. Compare ideas, estimate packages, and plan your solar journey.

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All Calculators

Production estimate

Solar Harvest Calculator

Estimate how much energy your panels can produce per day and month using Philippine regional peak sun hours.

Best for

Output checking

Inputs

Panels + sun hours

Output

Daily and monthly kWh

Harvest tool

Panel Array Details

Estimate daily and monthly solar production using your panel count, wattage, and regional peak sun hours.

Number of Panels

Panel Wattage (W)

Inverter Size (kW)

Inverter Efficiency

Region in the Philippines

Peak sun

4.5h

Grid rate

₱12.8/kWh

Array size

3.3 kW

Inverter loading

66%

Live Production Preview

Daily estimate

11.4 kWh

Scale: 25 kWh/day reference for larger residential arrays.

Array size

3.3 kW

Inverter

5.0 kW

Monthly estimate

342 kWh

Monthly value

₱4,379

Output reminder

Actual harvest drops with shade, dirty panels, heat, and rainy weather.

Summer months in PH usually produce more than habagat season.

Use your closest region for a better planning estimate.