Caterpillar Buys Rockwell’s Generator Unit

Caterpillar Inc. said it bought Rockwell International Corp.’s Kato Engineering unit. Terms were not disclosed. Mankato, Minn.-based Kato, which has 560 employees, makes electric generators used in primary and standby power systems. It reported sales of $70 million last year. Peoria, Ill.-based Caterpillar is the world’s largest maker of construction and mining products, natural gas engines and industrial gas turbines. It also produces a wide range of power generators. Caterpillar shares rose 56 cents to close at $54.81, and Costa Mesa-based Rockwell gained 31 cents to close at $56. Both trade on the New York Stock Exchange.