Guides, tips, and everything you need to know about solar energy in Puerto Rico. By Eng. Julio A. Santiago Perez, PE — electrical engineer with over 50 years of experience.
15–50kW+ systems for restaurants, warehouses, and retail stores. Case studies with real return on investment based on LUMA rates.
The 10 critical questions you should ask any solar installer — and the answers they should give you. With red flags to watch for.
6 costly mistakes homeowners make when choosing a solar installer — and how to avoid them. From licenses to hurricane-rated design.
Without a battery, your solar system shuts off when LUMA goes down. Learn why battery backup is not optional in Puerto Rico and how to size yours.
Post-outage checklist for solar system owners: what to verify, when to call, and how to prepare for the next one.
Simple explanation of how the bidirectional meter works, how your energy credits accumulate, and how to maximize your savings with LUMA.
Salt air, Sahara dust, extreme heat: Puerto Rico's climate demands specialized maintenance. Frequency guide and best practices.
Direct comparison: 10-year cost, maintenance, noise, safety, and availability during hurricanes. Solar battery wins in almost every category.
Is your roof ready for solar? Orientation, material, age, shade, and structural capacity — everything we evaluate before installing.
Understand every line on your LUMA Energy bill and calculate how much you can save with solar energy based on your real consumption.
Protect your family from outages during hurricane season with a solar battery backup system. Step-by-step guide to prepare before June.
Everything about solar storage systems in Puerto Rico: battery types, recommended capacity, cost, and how to choose the right system.
Step-by-step guide to the interconnection process: from the application to the activation of the bidirectional meter. Timelines, requirements, and common mistakes.
Complete pricing guide: residential and commercial systems, with and without battery. Everything you need to know before getting a quote for your solar system.