You Do Need power plug adapter while traveling from Burkina Faso to South Africa.

Here is Why You Need An Adapter

The outlet and plug type used in South Africa are C, M and N and in Burkina Faso are C and E. This is how they look like.

Burkina Faso

In Burkina Faso, outlets of type C and E are in use.

Type C

Type E

South Africa

In South Africa, outlets of type C, M and N are in use.

Type C

Type M

Type N