SOLTRAIN's Energy Savings & CO2 Reduction

The annual solar yield of all 487 solar thermal systems is 4 335 MWh. This corresponds to electricity savings of 4 769 MWh/a and 1 500 tons of avoided CO2 based on oil equivalent.

The avoided electricity cost corresponds to ZAR9.9 million based on City of Cape Town tariffs 2019: 222,39 c/kWh plus VAT = 255,75 c/kWh.

Country Total Collector Area
(m2)
Total Capacity
(kWth)
Number of
Systems
Solar Yield
(MWh/a)
Electricity Savings
(MWh/a)
Avoided Electricity Cost
(ZAR)
CO2 Reduction
(tCO2/a)
Mozambique 128 90 30 112.1 123.4 315 488 39
Namibia 1 031 722 188 937.1 1 030.8 2 636 370 323
South Africa 3 375 2 363 131 2 409.9 2 650.9 6 779 788 836
Zimbabwe 575 402 84 486.4 535.0 1 368 251 167
Lesotho 286 200 46 260.9 287.0 733 981 91
Botswana 136 95 8 129.0 141.9 362 998 44
TOTAL 4 532 3 872 487 4 335.5 4 769.1 12 196 875 1 500
emissions