Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos.
33-4945, 33-62156, 333-08063, 333-19667, 333-26059, 333-81789, and 333-108471 on
Forms S-8 and in Registration Statement No. 333-115112 on Form S-3 of our
reports dated December 28, 2007, relating to the financial statements and
financial statement schedule of HEICO Corporation and subsidiaries and the
effectiveness of internal control over financial reporting, appearing in this
Annual Report on Form 10-K of HEICO Corporation and subsidiaries for the year
ended October 31, 2007.


DELOITTE & TOUCHE LLP
Certified Public Accountants

Miami, Florida
December 28, 2007