Exhibit 23.1 INDEPENDENT AUDITORS' CONSENT --------------------------------------------------------------------------- We consent to the incorporation by reference in Registration Statement Nos. 33-39646, 33-39648, 33-88470, 33-88472, 333-18869, 333-70561 of Parlex Corporation on Form S-8 of our report dated September 27, 2001, appearing in the Annual Report on Form 10-K of Parlex Corporation for the year ended June 30, 2001. /s/ Deloitte & Touche LLP Boston, Massachusetts September 28, 2001