<PAGE>








                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549


                                    FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934



         Date of Report (Date of earliest event reported) June 15, 2000


                     Performance Technologies, Incorporated
             (Exact name of registrant as specified in its charter)


         Delaware                  0-27460                  16-1158413
(State or other jurisdiction      (Commission              (IRS Employer
 of incorporation)                 File Number)           Identification No.)


                 315 Science Parkway, Rochester, New York 14620
               (Address of principal executive offices) (Zip Code)


        Registrant's telephone number, including area code (716) 256-0200



(Former name or former address, if changed since last report.)


<PAGE>








Item 5.        Other Events.

         On May  24,  2000,  a  class  action  lawsuit  was  filed  against  the
corporation,  as  well  as  several  of its  officers  and  directors,  alleging
violations  of Federal  securities  laws.  Based on the facts  presently  known,
Performance  Technologies considers these claims to be without merit and intends
to mount a vigorous defense against these allegations.




                                   SIGNATURES

         Pursuant to the  requirements  of the Securities  Exchange Act of 1934,
the  Registrant  has duly  caused  this report to be signed on its behalf by the
undersigned hereunto duly authorized.


                                    PERFORMANCE TECHNOLOGIES, INCORPORATED


Date: June 15, 2000                         By:  /s/ Donald L. Turrell
                                      ------------------------------------------
                                            Donald L. Turrell
                                            Chief Executive Officer



<PAGE>


                                INDEX TO EXHIBITS


(1)     Underwriting agreement

        Not Applicable.

(2)     Plan  of  acquisition,   reorganization,   arrangement,  liquidation  or
        succession

        Not Applicable.

(4)     Instruments   defining  the   rights  of   security  holders,  including
        indentures

        Not Applicable.

(16)    Letter re change in certifying accountant

        Not Applicable.

(17)    Letter re director resignation

        Not Applicable.

(21)    Other documents or statements to security holders

        Not Applicable.



<PAGE>


\TRANSM\FORM8K.ADV
(24)    Consents of experts and counsel

        Not Applicable.

(25)    Power of attorney

        Not Applicable.

(27)    Financial Data Schedule

        Not Applicable.

(99)    Additional Exhibits

        None.
[{"type": "8-K", "sequence": "1", "filename": "0001.txt", "description": "FORM 8-K DATED JUNE 15, 2000", "secsgml_size_bytes": 2887}]
{"company-data": {"conformed-name": "PERFORMANCE TECHNOLOGIES INC \\DE\\", "cik": "0001003950", "assigned-sic": "3672", "irs-number": "161158413", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-27460", "film-number": "662706"}, "business-address": {"street1": "315 SCIENCE PKWY", "city": "ROCHESTER", "state": "NY", "zip": "14620", "phone": "7162560200"}, "mail-address": {"street1": "315 SCIENCE PARKWAY", "street2": "315 SCIENCE PARKWAY", "city": "ROCHESTER", "state": "NY", "zip": "14620"}}
SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

         Date of Report (Date of earliest event reported) June 15, 2000

                     Performance Technologies, Incorporated
             (Exact name of registrant as specified in its charter)

         Delaware                  0-27460                  16-1158413
(State or other jurisdiction      (Commission              (IRS Employer
 of incorporation)                 File Number)           Identification No.)

                 315 Science Parkway, Rochester, New York 14620
               (Address of principal executive offices) (Zip Code)

        Registrant's telephone number, including area code (716) 256-0200

(Former name or former address, if changed since last report.)
Item 5.        Other Events.

         On May  24,  2000,  a  class  action  lawsuit  was  filed  against  the
corporation,  as  well  as  several  of its  officers  and  directors,  alleging
violations  of Federal  securities  laws.  Based on the facts  presently  known,
Performance  Technologies considers these claims to be without merit and intends
to mount a vigorous defense against these allegations.

                                   SIGNATURES

         Pursuant to the  requirements  of the Securities  Exchange Act of 1934,
the  Registrant  has duly  caused  this report to be signed on its behalf by the
undersigned hereunto duly authorized.

                                    PERFORMANCE TECHNOLOGIES, INCORPORATED

Date: June 15, 2000                         By:  /s/ Donald L. Turrell
                                      ------------------------------------------
                                            Donald L. Turrell
                                            Chief Executive Officer
INDEX TO EXHIBITS

(1)     Underwriting agreement

        Not Applicable.

(2)     Plan  of  acquisition,   reorganization,   arrangement,  liquidation  or
        succession

        Not Applicable.

(4)     Instruments   defining  the   rights  of   security  holders,  including
        indentures

        Not Applicable.

(16)    Letter re change in certifying accountant

        Not Applicable.

(17)    Letter re director resignation

        Not Applicable.

(21)    Other documents or statements to security holders

        Not Applicable.
\TRANSM\FORM8K.ADV
(24)    Consents of experts and counsel

        Not Applicable.

(25)    Power of attorney

        Not Applicable.

(27)    Financial Data Schedule

        Not Applicable.

(99)    Additional Exhibits

        None.