Knowledge Hub
Practical guides on solar systems, brownout backup, energy savings, and renewable energy for Philippine homes and businesses.
Not all solar batteries are equal. We break down why LiFePO₄ technology is the right choice for Filipino homes dealing with heat, humidity, and frequent brownouts.
Fortune 9 is headquartered in Lapu-Lapu City. Here is what that means for local homeowners considering solar — from site survey to install timeline.
Mandaue's industrial and warehouse district has some of the highest commercial electricity consumption in Metro Cebu. Here is what a local solar partner brings to the table.
Not every solar installer in Cebu offers the same warranty, stock availability, or battery chemistry. Here is a practical due-diligence checklist before you commit.
Every Fortune 9 STX solar generator model, its output and capacity, and its current price — in one place, so you can compare before you decide.
Our most popular unit, reviewed in detail — full specs, exact appliance runtime hours, and an honest look at who it's for and who should size up or down.
A fixed rooftop system usually needs landlord approval. A portable solar generator does not. Here is how renters can still get brownout protection and lower bills.
The worst time to shop for backup power is the day before a typhoon makes landfall. Here is what to have in place before the season starts.
A brownout does not just inconvenience a sari-sari store — it costs real pesos in spoiled stock and lost sales. Here is how to size backup power for a small neighbourhood business.
Net metering lets a grid-tied solar system earn credit for the excess power it sends back to the grid. Here is the general mechanism — and why the credit is not the same as cash.
Air conditioners are the hardest household appliance to run on backup power because of motor start-up surge. Here is exactly what the STX3500B can and cannot handle.
Solar panels are low-maintenance, not no-maintenance. Here is what genuinely affects performance in a tropical climate — and what is just marketing noise.
Your electricity bill hides the exact numbers you need to size a solar system correctly. Here is where to find them and what they actually mean.
Electric cooperatives and local government units have unique advantages when adopting solar — access to financing, ability to aggregate demand, and mandate to serve communities. Here is where to start.
Fortune 9 Co. Ltd. needed a website that ranked on Google, converted visitors into leads, and ran without a large marketing team. Here is exactly how Skaly built it — and how any energy entrepreneur can replicate the approach.
