David Miller made the distinction as he blasted an unbeaten 75 for South Africa to win the Twenty20 collection by beating Ireland by 42 runs.
South Africa slipped to 58-5 after 10 overs however Miller led the fightback with Wiaan Mulder to submit 159-7.
Ireland wasted its bowlers’ sterling effort. The Irish bats fell to 56-5 after 10 overs however didn’t have a Miller to beat up the bowlers. Ireland was all out for 117 with three balls left.
South Africa has an unbeatable 2-0 lead with the third and final T20 scheduled on Saturday, additionally in Belfast.
The Proteas truly began badly. Temba Bavuma and Janneman Malan had been eliminated for geese within the first over by offspinner Paul Stirling.
Miller was dropped behind the wickets on 19 off a Josh Little supply, and took benefit.
He and Mulder, 36 from 26 balls, repaired the harm in a stand of 58.
Miller carried on and took 24 runs from 4 sixes, three flying over deep backward leg, off the final over bowled by Little.
Ireland discovered itself in related bother to South Africa at 56-5 after 10 overs however couldn’t flip it round. South African-born allrounder Shane Getkate top-scored with 24.
Opener Kevin O’Brien was out for a 3rd straight duck, caught and bowled by Bjorn Fortuin. The left-arm offspinner earned 3-16 plus a maiden.
Fellow left-arm spinner Tabraiz Shamsi took 3-14 from his 4 overs, and Lungi Ngidi claimed 1-14.