Most Filipino homeowners overpay by ₱8,000–₱20,000 a year — not because solar is expensive, but because no one showed them the numbers. We will. Free, in 24 hours.
MONTHLY MERALCO BILL (₱ )
PROPERTY TYPE
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Enter your average monthly bill and see your estimated savings, recommended system size, and return on investment — based on Philippine conditions.
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to see your savings estimate.
These are reduced bill estimates based on Philippine average conditions. Your actual savings depend on roof orientation, shading, local utility rates, and system quality. A free site assessment gives you exact numbers or your option for a zero bill setup
Trusted by Homes, Businesses, and Institutions Nationwide















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✅ Our Promise
Salfer Engineering & Solar Technology Enterprise is built on a simple belief: every Filipino home and business deserves clean, reliable energy — installed by people they can trust.
We are a God-fearing team of solar engineers who treat every project like it belongs to someone we care about. No shortcuts. No overselling. Just solar done right — from residential rooftops to large-scale commercial installations across Luzon.
End-to-end solar solutions engineered for every need — from single-family homes to large industrial facilities across the Philippines.
We Can Help You
Our portfolio spans the country, with a strong presence in Central Luzon, Metro Manila, and the Luzon provinces. Notable projects include
Commercial and Industrial
Large-scale 550.96 KWP Hybrid systems for clients like Frabelle Sweden and Frabelle Iceland.
Residential
High-capacity grid-tie systems for Hotel Sogo branches, Pacific Glass (Mandaluyong), and Ellebasy Medicale Group.
We believe in honest conversations. Here's exactly who we can help — and who might be better served elsewhere.
Working with innovative brands that share our commitment to excellence and sustainability.






















Real projects. Real savings. Hear directly from the homes, businesses, and communities we've powered across the Philippines.
Everything you need to know about going solar in the Philippines — answered honestly.
Get a custom-designed solar solution built for your home or business. Free assessment, exact numbers, no obligation — results in 24 hours.