Exhibit 23 (a)     
                         
                      CONSENT OF INDEPENDENT AUDITORS     
   
We consent to the reference to our firm under the caption "Experts" in
Registration Statement (Amendment No. 1 to Form S-3 No. 33-51747) and related
Prospectus of Unisys Corporation for the registration of 7,000,000 shares of
its common stock and to incorporation by reference therein of our report dated
January 20, 1993, with respect to the consolidated financial statements of
Unisys Corporation incorporated by reference in its Annual Report (Form 10-K)
for the year ended December 31, 1992 and other related financial statement
schedules included therein, filed with the Securities and Exchange Commission.
    
   
/s/ ERNST & YOUNG     
   
Philadelphia, Pennsylvania     
   
February 1, 1994