BOSTON (CBS) – The Boston Red Sox signed lefty reliever Craig Breslow to a two-year contract on Thursday, with a club option for 2015.

The 32-year-old Breslow was acquired from the Arizona Diamondbacks at the 2012 trade deadline, and made 23 appearances for the Red Sox. He held opponents to a .206 average over 20 innings of work. He held opponents scoreless in 20 of his 23 appearances, allowing six earned runs over his 20 innings pitched.

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2012 was Breslow’s second stint in the Red Sox organization. He also pitched for Boston in 2006 and for Triple-A Pawtucket in both 2006 and 2007.

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A native of New Haven, CT and a Yale graduate, Breslow has made 60 or more appearances in each of the last four seasons — ranking fourth-most among all major league relievers since 2009. Among active major league left-handers with 300 innings pitched, Breslow ranks third in opponents batting average (.225) and fourth in ERA (3.00).

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Breslow has a 15-17 record with a 3.00 ERA in 358 career games in the majors with the Padres (2005), Red Sox (2006, 2012), Indians (2008), Twins (2008-09), Athletics (2009-11), and Diamondbacks (2012).  For his Red Sox career, he is 1-2 with a 3.09 ERA in 36 appearances.