EXHIBIT 23.1



                          INDEPENDENT AUDITORS' CONSENT

Securities and Exchange Commission
Washington, DC

We consent to the use in this  registration  statement of Online  Power  Supply,
Inc. on Form SB-2,  as amended by Amendment  No. 1, of our report dated March 2,
1999, appearing in the Prospectus, which is part of this Registration Statement.
We also  consent to the  reference  to us under the  heading  "Experts"  in such
Prospectus.



Cordovano and Harvey, P.C.
Denver, Colorado
January 11, 2000



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