EXHIBIT 12 UNITED TECHNOLOGIES CORPORATION AND SUBSIDIARIES Computation of Ratio of Earnings to Fixed Charges (Millions of Dollars) Years Ended December 31, 1996 1995 1994 1993 1992 Fixed Charges: Interest on indebtedness $ 221 $ 244 $ 275 $ 251 $ 282 Interest capitalized 16 16 19 29 52 One-third of rents* 87 88 101 115 135 Total Fixed Charges $ 324 $ 348 $ 395 $ 395 $ 469 Earnings: Income (loss) before income taxes and minority interests $ 1,560 $ 1,344 $ 1,076 $ 909 $ 200 Fixed charges per above 324 348 395 395 469 Less: interest capitalized (16) (16) (19) (29) (52) 308 332 376 366 417 Amortization of interest capitalized 38 41 43 42 43 Total Earnings $ 1,906 $ 1,717 $ 1,495 $ 1,317 $ 660 Ratio of Earnings to Fixed Charges 5.88 4.93 3.78 3.33 1.41 * Reasonable approximation of the interest factor.