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Solar Savings Calculator — Philippines
Estimate your appliance load, the solar system size you need in kWp, your monthly bill savings and your payback period — based on Philippine electricity rates.
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Step 1 — Your Electricity Rate
Average Monthly Bill
₱
Bill → rate estimated automatically
Rate per kWh
₱
2025 avg: ₱11–13/kWh
💡 Tip: Find your exact rate on your Meralco bill under "Rate this month". The current rate is updated monthly at meralco.com.ph.
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Step 2 — Select Appliance
Category
Appliance
Preset Wattage
— W
Custom Wattage (override)
W
Override with the exact wattage from your appliance label for accuracy.
Hours used per day1h
0.56121824
Days used per week7d
1234567
Weeks per month4w
12345
⚠️ Disclaimer: Estimates only. Results may vary from your actual Meralco bill. Do not use for billing disputes. For residential use only.
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My Appliance List
🔌
No appliances added yet
Calculate an appliance then click "Add to List"
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Add Appliances First
Go to the Appliance Calculator tab, add your household appliances to the list, then come back here to see your personalized solar package recommendation.
