emerson electric co is selling a majority stake in its climatetechnologies business to blackstone inc in a transformational deal for the industrial company that would value the unit at 14 billion including debt and mark the biggest privateequity buyout in months at a time when such activity has been choked off by market volatility the deal expected to be announced monday would give blackstone bx a 55 stake in the unit which sells compressors and other hvac products and services used in commercial and residential heating and cooling as well as cold storage executives from both companies said emerson emr would retain a 45 stake blackstone and its coinvestors would contribute 44 billion in equity toward the deal which would be supplemented by 55 billion of debt financing equity that emerson is rolling over along with a 225 billion seller note would account for the remainder of the price tag in a typical market banks would provide the debt financing carving it up and selling it off to a number of buyers banks currently aren’t offering such socalled syndicated financing however as they grapple with a glut of debt from big buyouts struck before the stock market tumbled earlier this year an expanded version of this story is available at wsjcom