EXHIBIT 15

                UNAUDITED INTERIM FINANCIAL INFORMATION LETTER



                                                                   EXHIBIT 15

Securities and Exchange Commission
450 Fifth Street N.W.
Washington, D.C.  20549

We are aware that our report dated January 22, 1999, except for the 
information in Note 2 as to which the date is January 27, 1999, on our 
reviews of interim condensed consolidated financial information of Digi 
International Inc. and subsidiaries (the Company) for the three month periods 
ended December 31, 1998 and 1997, and included in the Company's Form 10-Q for 
the quarter ended December 31, 1998, is incorporated by reference in the 
Company's registration statements on Form S-8 (Registration Nos. 33-32956, 
33-38898, 333-99, 333-1821, 333-23857 and 333-57869). Pursuant to Rule 
436(c), under the Securities Act of 1933, this report should not be 
considered a part of the registration statements prepared or certified by us 
within the meaning of Sections 7 and 11 of that Act.

                                       PricewaterhouseCoopers LLP

Minneapolis, Minnesota
February 12, 1999