UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 Powell Industries, Inc. - -------------------------------------------------------------------------------- (Name of Issuer) Common Stock - -------------------------------------------------------------------------------- (Title of Class of Securities) 739128106 - -------------------------------------------------------------------------------- (CUSIP Number) N/A - -------------------------------------------------------------------------------- (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [X] Rule 13d-1(b) [ ] Rule 13d-1(c) [ ] Rule 13d-1(d) *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP NO. 739128106 SCHEDULE 13G PAGE 2 OF 6 COVER PAGE - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSONS. I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Klein Bank, as trustee for the Powell Industries, Inc. Employee Stock Ownership Trust and the Powell Industries, Inc. Frozen Employee Stock Ownership Trust ("Trusts"). - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) [ ] (b) [ ] - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Klein Bank is a banking association organized under the laws of the state of Texas. The Trusts are organized under the laws of the State of Texas. - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF 0 SHARES ------------------------------------------------- 6 SHARED VOTING POWER BENEFICIALLY OWNED BY 686,084 ------------------------------------------------ EACH 7 SOLE DISPOSITIVE POWER REPORTING 0 PERSON ------------------------------------------------ 8 SHARED DISPOSITIVE POWER WITH: 686,084 - ------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 686,084 - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) Not applicable. - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 6.6% - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) BK, EP - -------------------------------------------------------------------------------- The filing of this Statement on Schedule 13G is made by Klein Bank as trustee ("Trustee") of the Powell Industries, Inc. Employee Stock Ownership Trust and the Powell Industries, Inc. Frozen Employee Ownership Trust (the "Plans" or "Trusts") voluntarily and does not constitute, and should not be construed as, an admission that either the Trusts or the Trustee beneficially owns any securities covered by this Statement or is required to file this Statement for the Trusts and the Trustee. In this connection, the Trusts and the Trustee disclaim beneficial ownership of the securities covered by this Statement.

CUSIP NO. 739128106 SCHEDULE 13G PAGE 3 OF 6 ITEM 1(a). NAME OF ISSUER Powell Industries, Inc. ITEM 1(b). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES 8550 Mosley Drive Houston, Texas 77075 ITEM 2(a). NAME OF PERSON FILING See Item 1 of Cover Page. ITEM 2(b). ADDRESS OF PRINCIPAL BUSINESS OFFICE 4911 FM 1960 W. Houston, Texas 77069 ITEM 2(c). CITIZENSHIP OR PLACE OF ORGANIZATION See Item 4 of Cover Page. ITEM 2(d). TITLE OF CLASS OF SECURITIES Common Stock ITEM 2(e). CUSIP NUMBER 739128106 ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO SECTIONS 240.13d-1(b) OR 240.13d-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A: (a) [ ] Broker or dealer registered under section 15 of the Act. (b) [X] Bank as defined in section 3(a)(6) of the Act. (c) [ ] Insurance company as defined in section 3(a)(19) of the Act. (d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940. (e) [ ] An investment adviser in accordance with Section 240.13d-1(b)(1)(ii)(E); (f) [X] An employee benefit plan or endowment fund in accordance with Section 240.13d-1(b)(1)(ii)(F); (g) [ ] A parent holding company or control person in accordance with Section 240.13d-1(b)(1)(ii)(G);

CUSIP NO. 739128106 SCHEDULE 13G PAGE 4 OF 6 (h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act; (i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940; (j) [ ] Group, in accordance with Section 240.13d-1(b)(1)(ii)(J). ITEM 4. OWNERSHIP. (a) Amount beneficially owned: 686,084 (b) Percent of class: 6.6% (c) Number of shares as to which such person has: (i) Sole power to vote or to direct the vote.........................0 (ii) Shared power to vote or to direct the vote...................686,084(1) (iii) Sole power to dispose or to direct the disposition of...............0 (iv) Shared power to dispose or to direct the disposition of......686,084(1) ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS Not applicable. - ----------------------- (1) Of such shares, 658,665 are held in the Powell Industries, Inc. Employee Stock Ownership Trust and 27,419 shares are held in the Powell Industries, Inc. Frozen Employee Stock Ownership Trust. Each participant in either of the Trusts or, if applicable, his beneficiary is entitled to direct to the Trustee as to the exercise of any voting or tendering rights attributable to shares of Common Stock then allocated to his ESOP Account. All allocated Common Stock as to which such instructions have been received (which may include an instruction to abstain) will be voted in accordance with such instructions. However, the Trustee will vote or tender any unallocated Common Stock in the Trusts, or any allocated Common Stock as to which no voting or tendering instructions have been received, in such manner as directed by the Administrative Committees of the respective Plans. As of the date hereof, 337,885 shares of Common Stock are allocated to the accounts of participants in the Powell Industries, Inc. Employee Stock Ownership Trust, and all shares of Common Stock held by the Powell Industries, Inc. Frozen Employee Stock Ownership Trust are allocated to accounts of participants.

CUSIP NO. 739128106 SCHEDULE 13G PAGE 5 OF 6 ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON. In accordance with the terms of the Plans, participants of the Plans are entitled to receive certain distributions of assets held by the Trusts. Such distributions may include dividends on or proceeds from the sale of shares of Common Stock. ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY Not applicable. ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP Not applicable. ITEM 9. NOTICE OF DISSOLUTION OF GROUP Not applicable. ITEM 10. CERTIFICATION By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

CUSIP NO. 739128106 SCHEDULE 13G PAGE 6 OF 6 SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: February 7, 2002. KLEIN BANK, a Texas banking association, as Trustee of the Powell Industries, Inc. Employee Stock Ownership Trust and the Powell Industries, Inc. Frozen Employee Stock Ownership Trust By: /s/ RAY S. RHOADES ------------------------------------------ Name: Ray S. Rhoades, CTFA Senior Vice President, Senior Trust Officer