EXHIBIT 23.3 CONSENT OF M P SAUNDERS & COMPANY, L.L.P., INDEPENDENT ACCOUNTANTS We consent to the reference to our firm under the caption "Experts" in the Registration Statement (Form S-3) and related Prospectus of Zitel Corporation for the registration of 3,381,575 shares of its common stock and to the incorporation by reference therein of our report dated February 21, 1997, with respect to the financial statements of Palmer & Webb Systems Limited for the years ended December 31, 1996 and December 31, 1995 included in the Current Report (Form 8-K) of Zitel Corporation dated June 30, 1997, filed with the Securities and Exchange Commission. s/ David Isaacs M P SAUNDERS & CO. London July 15, 1998