UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                   FORM 12b-25

                                                        SEC FILE NUMBER: 0-10004
                                                           CUSIP NUMBER: _______


                           NOTIFICATION OF LATE FILING


(Check One): [ ] Form 10-K [ ] Form 20-F [ ] Form 11-K [X] Form 10-Q
             [ ] Form 10-D [ ] Form N-SAR [ ] Form N-CSR


For the Period Ended:   March 31, 2009
                        --------------

[ ] Transition Report on Form 10-K          [ ] Transition Report on Form 20-F
[ ] Transition Report on Form 11-K          [ ] Transition Report on Form 10-Q
[ ] Transition Report on Form N-SAR

For the Transition Period Ended: ___________________

Nothing in this form shall be construed to imply that the Commission has
verified any information contained herein.

If the notification relates to a portion of the filing checked above, identify
the Item(s) to which the notification relates: ___________________

--------------------------------------------------------------------------------

                         PART I - REGISTRANT INFORMATION

Full Name of Registrant:        NAPCO Security Technologies, Inc.
                                ---------------------------------
Former Name if Applicable:      Napco Security Systems, Inc.
                                ---------------------------------
Address of Principal Executive  333 Bayview Avenue
Office (Street and Number):     ---------------------------------
City, State and Zip Code:       Amityville, New York 11701
                                ---------------------------------

                       PART II -- RULES 12b-25(b) AND (c)

     If the subject  report could not be filed  without  unreasonable  effort or
expense  and  the  registrant  seeks  relief  pursuant  to Rule  12b-25(b),  the
following should be completed. (Check box if appropriate)

[X]  (a) The reasons  described  in  reasonable  detail in Part III of this form
     could not be eliminated without unreasonable effort or expense;

[X]  (b) The subject annual report,  semi-annual  report,  transition  report on
     Form  10-K,  Form  20-F,Form  11-K,  Form N-SAR or Form  N-CSR,  or portion
     thereof,  will be filed on or before the  fifteenth  calendar day following
     the  prescribed  due date;  or the subject  quarterly  report or transition
     report on Form 10-Q or subject distribution report on Form 10-D, or portion
     thereof,  will be filed on or before the fifth  calendar day  following the
     prescribed due date; and

[ ]  (c) The accountant's  statement or other exhibit required by Rule 12b-25(c)
     has been attached if applicable.



                              PART III - NARRATIVE

State below in reasonable  detail the reasons why Forms 10-K,  20-F, 11-K, 10-Q,
10-D, N-SAR,  N-CSR, or the transition  report or portion thereof,  could not be
filed within the prescribed time period. (Attach Extra Sheets if Needed)

Because of ongoing  discussions with its lenders concerning waiver of violations
of certain covenants in its Amended and Restated Loan Agreement, the Company was
unable to complete its financial  statements in time to file the Company's  Form
10-Q on a timely basis.

                           PART IV-- OTHER INFORMATION

(1)  Name  and  telephone  number  of  person  to  contact  in  regard  to  this
     notification

     Kevin S. Buchel              (631)                  842-9400
     ---------------              -----                  --------
         (Name)                 (Area Code)         (Telephone Number)


(2)  Have all other periodic  reports  required under Section 13 or 15(d) of the
     Securities Exchange Act of 1934 or Section 30 of the Investment Company Act
     of 1940 during the preceding 12 months or for such shorter  period that the
     registrant was required to file such report(s) been filed? If answer is no,
     identify report(s).
                                                                  [X] Yes [ ] No

(3)  Is it anticipated that any significant change in results of operations from
     the corresponding  period for the last fiscal year will be reflected by the
     earnings  statements  to be  included  in the  subject  report  or  portion
     thereof?
                                                                  [X] Yes [ ] No

The Company expects to report a net loss of $4,360,000 for the nine months ended
March 31, 2009  compared to net income of  $4,824,000  for the nine months ended
March 31, 2008.

NAPCO Security  Technologies,  Inc. has caused this notification to be signed on
its behalf by the undersigned hereunto duly authorized.

Date: May 18, 2009


                                 By: /s/KEVIN S. BUCHEL
                                 ----------------------------------------------
                                 Kevin S. Buchel,
                                 Senior Vice President of Operations and Finance