Kent captain Tammy Beaumont hit her fourth one-day international century as England compiled their second highest ever total against South Africa to win the second Royal London ODI at Hove.
Sharing a 156-run stand with Sarah Taylor (118) for the second wicket, the hosts scored 331-6 before sealing a 69-run victory to set up a decisive final ODI at The Spitfire Ground on Friday.
The 27-year-old Dover-born opener hit twelve fours and a six before Heather Knight, Danni Wyatt and Katharine Brunt scored at more than a run a ball.
Kent colleague Laura Marsh (2/53) struck in successive overs with her off-spin with Lancashire slow left-armer Sophie Ecclestone taking 3/54.
The series decider will take place at The Spitfire Ground on Friday (15 June) at 2pm.
Entry to all home Kent Women’s matches is included in all Kent Memberships an option for Six Pack holders.
World champions England play South Africa at The Spitfire Ground on Friday 15 June in a Royal London One-Day International. Advance tickets cost £15 for adults, £1 for under 16s. Entry included in Kent Memberships.