Sri Lanka → South Africa
Sri Lanka plugs
Type GSouth Africa plugs
Type C
Type D
Type M
Type NNo shared plug types. A travel adapter is required.
Compatibility: Adapter Required
Voltage — Sri Lanka 230V — South Africa 230V
Voltage is the same. Your devices should work normally.
Device compatibility (phones)
Phones almost always support 100–240V, so yours should work safely. Check your charger label to confirm.
You likely only need a plug adapter (if socket shapes differ). Voltage is close between these countries.