Monocrystalline solar panels are considered the most efficient type of solar panel in the market. They have an efficiency rating ranging between 15-20%, with premium models reaching above 22%, due to their pure silicon structure.
Tier-1 monocrystalline panels from brands like Jinko, JA Solar, Trina, Longi, and Canadian Solar are the best for Kenyan setups. In 2026, residential solar panel prices typically range from KSh 8,000–15,000 for popular 400–700 W models, depending on brand and technology.
There are four main types of solar panels: monocrystalline, polycrystalline, thin-film, passive emitter, and rear cell (PERC) solar panels. Each solar panel type is unique in its materials, functions, advantages, disadvantages, cost, and efficiency.
The main difference between the two technologies is the type of silicon solar cell they use: monocrystalline solar panels have solar cells made from a single silicon crystal.
Solar panels, like all technical equipment, wear down over time and may require replacing. The good news, however, is that they degrade very slowly and can produce electricity even decades later! This doesn't alter the fact that solar panels do lose efficiency as time goes on.