The OptiRate Blog
Expert insights on electricity costs, tariff optimisation, billing errors, and energy management for South African businesses.
What Is a Demand Charge — And Why Is It the Biggest Line Item on Your Electricity Bill?
For many SA businesses, the demand charge accounts for 30–50% of their total electricity cost. Most don't understand how it's calculated — or how easily it can…
Why South African Businesses Overpay on Electricity by 20% (And How to Stop)
Research shows South African businesses overpay on electricity by up to 20% due to billing errors, wrong tariffs, and missed optimisation opportunities. Here's…
Most South African Businesses Don't Know What Electricity Tariff They're On — And It's Costing Them
Your business pays an electricity bill every month. But do you actually know which tariff category you're billed under? If not, you could be overpaying by thou…
South African Electricity Tariffs Explained: What Every Business Owner Needs to Know
Tariffs can be complex. This plain-language guide explains the main tariff categories, what drives your bill, and how to know if your business is on the right …