For years, a diesel generator has been the default answer to Kenya’s power interruptions — for homes, offices, and especially businesses that simply can’t afford downtime. It works, but it’s also the most expensive way to keep the lights on that most people never actually calculate properly, because the cost is spread across fuel receipts, maintenance call-outs, and noise complaints rather than one clear number. Here’s what solar actually costs against diesel, done properly. The Real Cost Per Unit of Power This is the number that changes the whole conversation. Diesel generation typically costs in the range of KSh 30–50 […]