Newcastle have confirmed the signing of Federico Fernandez from Swansea City.
The 29-year-old centre-back joins the Magpies for a reported fee of £6 million ($8m), and signs a a two-year contract after spending four seasons with the Swans.
Fernandez will be reunited with Newcastle manager Rafa Benitez, who coached the Argentine while the pair were together at Napoli.
"I know Federico well from our time together at Napoli and it was an easy decision to bring him here," Benitez said in a club release.
"He is experienced, a very good professional and he will add competition in defence."
The defender becomes Newcastle's seventh signing of the summer, with the club also landing Salomon Rondon, Martin Dubravka, Kenedy, Ki Sung-yueng, Fabian Schar and Yoshinori Muto.
Fernandez made 34 appearances in all competitions last season as Swansea were relegated from the Premier League
Newcastle open their Premier League campaign against Tottenham on Saturday.
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