Private equity firm StoneCalibre has purchased Source Technologies, which provides magnetic ink printers.

Charlotte, N.C.-based Source Technologies provides magnetic ink character recognition printers, maintenance, software and accessories, primarily to the banking industry. The company was owned by private equity firm Liberty Partners. Terms of the transaction were not disclosed.

StoneCalibre, headquartered in Century City, Calif., was founded in September 2012.

John Guzzo of Berkery Noyes was Source Technologies’ financial adviser.