content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001663174</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0000080420</issuerCik>
        <issuerName>POWELL INDUSTRIES INC</issuerName>
        <secFileNumber>001-12488</secFileNumber>
        <issuerAddress>
          <com:street1>8550 MOSLEY DR</com:street1>
          <com:street2>POST OFFICE BOX 12818</com:street2>
          <com:city>HOUSTON</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>77075</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>7139446900</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>COPE BRETT ALAN</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
          <relationshipToIssuer>Director</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Fidelity Brokerage Services LLC</name>
          <address>
            <com:street1>900 Salem Street</com:street1>
            <com:city>Smithfield</com:city>
            <com:stateOrCountry>RI</com:stateOrCountry>
            <com:zipCode>02917</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>6775</noOfUnitsSold>
        <aggregateMarketValue>1426458.64</aggregateMarketValue>
        <noOfUnitsOutstanding>12068223</noOfUnitsOutstanding>
        <approxSaleDate>06/27/2025</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>10/01/2023</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>6775</amountOfSecuritiesAcquired>
        <paymentDate>10/01/2023</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Brett A. Cope</name>
          <address>
            <com:street1>8550 Mosley Road</com:street1>
            <com:city>Houston</com:city>
            <com:stateOrCountry>TX</com:stateOrCountry>
            <com:zipCode>77075-1180</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>06/16/2025</saleDate>
        <amountOfSecuritiesSold>780</amountOfSecuritiesSold>
        <grossProceeds>156000.00</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Brett A. Cope</name>
          <address>
            <com:street1>8550 Mosley Road</com:street1>
            <com:city>Houston</com:city>
            <com:stateOrCountry>TX</com:stateOrCountry>
            <com:zipCode>77075-1180</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>06/26/2025</saleDate>
        <amountOfSecuritiesSold>3099</amountOfSecuritiesSold>
        <grossProceeds>619978.85</grossProceeds>
      </securitiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>06/27/2025</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>11/26/2024</planAdoptionDate>
        </planAdoptionDates>
        <signature>/s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Brett A. Cope</signature>
      </noticeSignature>
    </formData>
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text: 144
  0001663174
  XXXXXXXX
  LIVE
  0000080420
  POWELL INDUSTRIES INC
  001-12488
  8550 MOSLEY DR
  POST OFFICE BOX 12818
  HOUSTON
  TX
  77075
  7139446900
  COPE BRETT ALAN
  Officer
  Director
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  6775
  1426458.64
  12068223
  06/27/2025
  NASDAQ
  Common
  10/01/2023
  Restricted Stock Vesting
  Issuer
  N
  6775
  10/01/2023
  Compensation
  N
  Brett A. Cope
  8550 Mosley Road
  Houston
  TX
  77075-1180
  Common
  06/16/2025
  780
  156000.00
  Brett A. Cope
  8550 Mosley Road
  Houston
  TX
  77075-1180
  Common
  06/26/2025
  3099
  619978.85
  06/27/2025
  11/26/2024
  /s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Brett A. Cope