Windhoek, Sept. 4 -- South Africa held their nerve in a high-scoring thriller to defeat Namibia by 11 runs in the sixth match of the Namibia T20I Tri-Series at the Namibia Cricket Ground in Windhoek on Friday.

With the victory, South Africa secured their place in the final of the tri-series and will face Zimbabwe on Sunday, while Namibia were left to rue a strong chase that ultimately fell just short.

Batting first, South Africa posted a massive 228/4 in their 20 overs, courtesy of a sensational maiden century from Lhuan-dre Pretorius and Connor Esterhuizen.

Pretorius led the charge with a magnificent 101 off just 53 balls, including five fours and eight sixes. He was well supported by Esterhuizen, who blazed 88 off 40 deliveries, with...