10:57 PM ET
The deal is for three years and includes an option for a fourth and guarantees Hendriks $54 million, sources said.
Hendriks, 31, will make $39 million in the first three years, and the buyout and fourth-year option salary both are $15 million, sources said. If the White Sox decline the option, they will be able to pay the buyout over the course of multiple years.
Yahoo Sports first reported the agreement between Hendriks and the White Sox.
Hendriks, who became a free agent last month when the Oakland Athletics failed to make a qualifying offer, has been one of the most effective relievers in baseball over the past two seasons, ranking second in ERA (1.60), fourth in WHIP (0.87), third in strikeout ratio (7.2) and tied for eighth in saves (39).
He finished the 2020 regular season with a 1.78 ERA and an MLB-second-best 14 saves in 15 opportunities, and then recorded a win, a save and a 3.18 ERA in the postseason.
The Australian reliever established career bests