Wits made the announcement on their official Twitter account.
Hlanti has played six times for AmaZulu this season and his contract with the KZN based side is set to expire at the end of the current season.
“Bidvest Wits today welcomed S’Fiso Hlanti to the team, on loan from Amazulu until the end of the season,” read the tweet accompanied by Hlanti’s picture in a Wits jersey.