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Free tools · From NERSA’s 2026/27 decision · Northern Cape

How many units for R100 in Ga-Segonyana?

R100 buys 37.8 kWh of prepaid electricity in Ga-Segonyana at the start of the month, VAT included, on Ga-Segonyana’s prepaid tariff for homes, Domestic prepaid. There’s no fixed charge, so all of your money buys units. Units cost more as the month goes on: once you’ve bought 350 kWh, R100 buys 23.4 kWh.

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What R50 to R1,000 buys in Ga-Segonyana

Domestic prepaid37.8 kWhfor R100 at the start of the month

Units (kWh) for each amount, VAT included. Start of month: your first units of the month. After 350 kWh: once you’ve bought 350 kWh this month.

You payStart of monthAfter 350 kWh
R5018.911.7
R10037.823.4
R20075.546.8
R300113.370.1
R500188.8116.9
R1,000310.0233.8
Units this monthPrice a unitR100 buys
First 200 kWhR2.6537.8 kWh
Above 200 kWhR4.2823.4 kWh

No fixed charge: all of your money buys units. The decision doesn’t say whether its tariffs include VAT; 15% added, as municipal tariffs are usually quoted without it. Source: NERSA decision, page 22.

Why the same R100 buys less later in the month

On this tariff, Ga-Segonyana sells electricity in blocks that start again on the first of every month. The first 200 kWh each month cost R2.65 a unit, VAT included, and R4.28 a unit above 200 kWh.

So R100 buys 37.8 kWh at the start of the month, but only 23.4 kWh once you’ve bought 350 kWh that month. Splitting your purchases doesn’t change this: the blocks count every unit you buy in the month, however you buy them.

Other household tariffs

TariffR100 buysFixed a month
Domestic lifelineFor households that qualify37.8 kWhNone

Units for R100 at the start of the month, VAT included, with the month’s fixed charge paid. The municipality decides who qualifies.

Elsewhere in the Northern Cape

Units for R100 at the start of the month, VAT included.

Source: NERSA decision, page 22, Ga-Segonyana’s tariffs for 2026/27, from 1 July 2026. Worked out for November 2026. In parts of most municipalities, Eskom supplies homes directly.

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