ZESA Calculator

How much electricity do you get for the amount of money you have or how much will the units of electricity you want cost? This type of question is complex for a lot of people because of the way ZESA charges you for electricity. This is why we built this calculator to help domestic users of electricity easily answer this basic question.

To make electricity more affordable, ZESA has devised a stepped billing system which makes the first 300 units bought by a household in a calendar month cheaper. Households enjoy these 300 units whether they buy all the electricity at one go or even when they buy at different times.

For us to calculate what you need, we first need to know if you bought electricity earlier this month: