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>0001760055</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>METCALF MICHAEL WILLIAM</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</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>2533</noOfUnitsSold>
        <aggregateMarketValue>506722.43</aggregateMarketValue>
        <noOfUnitsOutstanding>12068223</noOfUnitsOutstanding>
        <approxSaleDate>06/26/2025</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>10/01/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1104</amountOfSecuritiesAcquired>
        <paymentDate>10/01/2022</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>12/02/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1000</amountOfSecuritiesAcquired>
        <paymentDate>12/02/2022</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>10/01/2023</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>429</amountOfSecuritiesAcquired>
        <paymentDate>10/01/2023</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Michael W. Metcalf</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>200</amountOfSecuritiesSold>
        <grossProceeds>40000.00</grossProceeds>
      </securitiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>06/26/2025</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 Michael W. Metcalf</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 4664}]
text: 144
  0001760055
  XXXXXXXX
  LIVE
  0000080420
  POWELL INDUSTRIES INC
  001-12488
  8550 MOSLEY DR
  POST OFFICE BOX 12818
  HOUSTON
  TX
  77075
  7139446900
  METCALF MICHAEL WILLIAM
  Officer
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  2533
  506722.43
  12068223
  06/26/2025
  NASDAQ
  Common
  10/01/2022
  Restricted Stock Vesting
  Issuer
  N
  1104
  10/01/2022
  Compensation
  Common
  12/02/2022
  Restricted Stock Vesting
  Issuer
  N
  1000
  12/02/2022
  Compensation
  Common
  10/01/2023
  Restricted Stock Vesting
  Issuer
  N
  429
  10/01/2023
  Compensation
  N
  Michael W. Metcalf
  8550 Mosley Road
  Houston
  TX
  77075-1180
  Common
  06/16/2025
  200
  40000.00
  06/26/2025
  11/26/2024
  /s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Michael W. Metcalf