4 1 authform4.txt CHANGES IN BENEFICIAL OWNERSHIP OMB APPROVAL -------------------------- OMB Number 3235-0287 -------- Expires: December 31, 2002 FORM 4 Washington, D.C. 20549 Estimated average burden -------- U.S. SECURITIES AND EXCHANGE COMMISSION hours per response... 0.5 Check box if -------------------------- no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940 ---------------------------------------------- 1. Name and Address of Reporting Person* Auth, Thomas L. 8 Evergreen Road North Oaks, MN 55127 ---------------------------------------------- 2. Issuer Name and Ticker or Trading Symbol Interlogix, Inc. - NASDAQ (ILXI) ---------------------------------------------- 3. IRS Identification Number of Reporting Person, if an entity ---------------------------------------------- 4. Statement (Month/Year) December 2001 ----------------------------------------------- 5. If Amendment, Date of Original (Month/Year) ----------------------------------------------- 6. Relationship of Reporting Person(s) to Issuer X Director 10% Owner Officer (give title Other (specify below) below) ------------------------------------------------ 7. Individual or Joint/Group Filing (Check all applicable) X Form filed by One Reporting Person Form Filed by More than One Reporting Person -------------------------------------------------

Table I - Non-Derivative Securities, Beneficially Owned ----------------------------------------------------------------------------------------------------------------------------------- 1. Title of Security 2. Transaction 3. Transaction 4. Securities 5. Amount of 6. Ownership Form: 7. Nature of (Instr. 3) Date (Month/ Code Acquired (A) Securities Direct (D) or Indirect Day/Year) (Instr. 8) or Disposed of Beneficially Indirect (I) Beneficial (D) (Inst. 3, Owned at End (Instr. 4) Ownership 4 and 5) of Month (Instr. ~~(Instr. 3 and~~ 4) 4) Code V Amount (A) or Price (D) Common Stock, par value $.01 per share 0612/0626/01 PG 4V 1,~~771~~945 (AD) Common Stock, par value $24.0001 ~~10,000~~per ~~(I)~~share ~~Held~~12/26/01 byG ~~Wife~~V 130 (D) Common Stock, par value $.01 per share 0612/0826/01 PG ~~700~~V ~~(A)~~260 ~~$24.34~~ (D) Common Stock, par value $.01 per share 0612/0826/01 PG 2V 65 (D) 44,~~300~~239 (AD) Common Stock, par value $24.6901 3per share 57,~~000~~190 (DI) Held by Family Limited Partner- ship Common Stock, par value $.01 per share 4,053.74 (I) Held by 401(k) Plan ------------------------------------------------------------------------------------------------------------------------------------

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. *If the form is filed by more than one reporting person, see Instruction 5(b)(v). (Over) Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a current valid OMB control number. 1 of 2 FORM 4 (Continued)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) ---------------------------------------------------------------------------------------------------------------------------------- 1.Title of 2.Conver- 3.Trans- 4.Transac- 5.Number 6.Date 7.Title 8.Price 9.Number 10. Own- 11. Nature Derivative sion or action tion of Exer- and of of ship of Security Exercise Date Code Deriv- cisable Amount Deriv- Deriv- Form Indirect (Instr. 3) Price of (Month/ (Instr. ative and Ex- of ative ative of De- Bene- Deriv- Day/ 8) Secur- pira- Under- Secur- Secur- rivative ficial ative Year) ities tion lying ity ities Secu- Owner- Security Ac- Date Secur- (Instr. Bene- rity: ship quired (Month/ ities 5) ficially Direct (Instr. (A) or Day/ (Instr. Owned at (D) or 4) Disposed Year) 3 and 4) at End of Indirect of (D) of Month (I) (Instr. (Instr. (Instr. 3, 4 and 4) 4) 5) Code V (A) (D) Date Ex- Title Amount Ex- pir- or ercis- ation Number able Date of Shares ----------------------------------------------------------------------------------------------------------------------------------

Explanation of Responses: ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space provided is insufficient, see Instruction 6 for procedure. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a current valid OMB Number. /s/ Thomas L. Auth 1/7/02 --------------------------------- --------------- ** Signature of Reporting Person Date Name: Thomas L. Auth Title: Direct and Chairman

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