Ask five installers what solar costs and you will get five answers, mostly because they are quoting different things. Panel-only prices and turnkey installed prices differ by a factor of four, and that gap is where most of the confusion lives. These pages price complete grid-tied systems by size.
Installed grid-tied solar in the Philippines runs roughly ₱45,000 to ₱75,000 per kW in 2026, down from ₱80,000 to ₱90,000 in 2024. A 5 kW system therefore lands around ₱225,000 to ₱375,000 fully installed, produces about 576 kWh a month, and saves roughly ₱8,515 against a Meralco bill.
What your appliances cost, to size against
Change any box. The result updates as you type.
Planning estimate. The rate box is prefilled with a regional average; the figure on your own bill is the one that matters. Power is draw while running, not while switched on.
Every common system size
| Size | Installed cost | Output per month | Bill saving | Payback |
|---|---|---|---|---|
| 1 kW | ₱45,000 to ₱75,000 | 115 kWh | ₱1,703/mo | 2.2 to 3.7 yrs |
| 2 kW | ₱90,000 to ₱150,000 | 230 kWh | ₱3,406/mo | 2.2 to 3.7 yrs |
| 3 kW | ₱135,000 to ₱225,000 | 346 kWh | ₱5,109/mo | 2.2 to 3.7 yrs |
| 4 kW | ₱180,000 to ₱300,000 | 461 kWh | ₱6,812/mo | 2.2 to 3.7 yrs |
| 5 kW | ₱225,000 to ₱375,000 | 576 kWh | ₱8,515/mo | 2.2 to 3.7 yrs |
| 6 kW | ₱270,000 to ₱450,000 | 691 kWh | ₱10,218/mo | 2.2 to 3.7 yrs |
| 8 kW | ₱360,000 to ₱600,000 | 922 kWh | ₱13,624/mo | 2.2 to 3.7 yrs |
| 10 kW | ₱450,000 to ₱750,000 | 1,152 kWh | ₱17,030/mo | 2.2 to 3.7 yrs |
| 12 kW | ₱540,000 to ₱900,000 | 1,382 kWh | ₱20,436/mo | 2.2 to 3.7 yrs |
| 15 kW | ₱675,000 to ₱1,125,000 | 1,728 kWh | ₱25,546/mo | 2.2 to 3.7 yrs |
What the price actually covers
A turnkey quote should include Tier-1 panels, the inverter, mounting hardware, DC and AC breakers, wiring, labour, LGU permits and the net metering application with your utility. If a quote is materially below the range above, something on that list is missing. Ask for the bill of materials before comparing anything.
Batteries are separate and add roughly ₱60,000 to ₱150,000 depending on capacity. A hybrid system with storage typically runs ₱70,000 to ₱100,000 per kW all in. Whether that is worth it depends almost entirely on how often your area loses power.
Net metering pays less than you save
Under RA 9513 you can export surplus to Meralco, but exports are credited near the generation charge, currently around ₱6.50 per kWh, rather than the full retail rate of ₱14.7833. Electricity you use yourself during the day is therefore worth more than twice what you get for exporting it. That single fact should drive how you size a system: match your daytime load, not your total bill.
It also means solar rarely removes a bill entirely. A 40 to 80 percent reduction is the realistic range for a grid-tied system without storage.