EXHIBIT 23.1 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in this Registration Statement of Trio-Tech International on Form S-3 of our report dated September 17, 1999, appearing in the Annual Report on Form 10-K of Trio-Tech International for the year ended June 25, 1999 and to the reference to us under the heading "Experts" in the Prospectus, which is part of this Registration Statement. /s/ DELOITTE & TOUCHE LLP DELOITTE & TOUCHE LLP Los Angeles, California May 30, 2000