Rockwell Will Sell Transformer Unit

Costa Mesa-based Rockwell International Corp. said Monday it agreed to sell its North American Transformer business, based in Milpitas, Calif., to SPX Corp. Terms of the transaction were not disclosed.

The deal is expected to be completed by the end of September, subject to regulatory review.

North American Transformer manufactures large-power transformers for the electric utility industry. It is part of the Rockwell Automation business unit.