United Technologies Corp. is reporting an 11 percent gain in profit in the second quarter, prompting the industrial conglomerate to increase its full-year guidance on revenue and per-share earnings.

Earnings rose to $1.28 billion, or $1.32 per share, up from $1.15 billion, or 1.16 per share, in the second quarter in 2007.

The per-share earnings topped expectations of $1.30 by Wall Street analysts surveyed by Thomson Financial.

United Technologies, parent company of jet engine manufacturer Pratt & Whitney, Otis elevator, Sikorsky Aircraft and other businesses, also reported a revenue increase of 12.7 percent, to $15.7 billion, up from $13.9 billion in the same quarter last year.

United Technologies said it expects revenue of more than $60 billion and earnings per share of between $4.80 and $4.95, up from previous guidance of between $4.65 and $4.85.