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>0001478067</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0000788920</issuerCik>
        <issuerName>PRO DEX INC</issuerName>
        <secFileNumber>000-14942</secFileNumber>
        <issuerAddress>
          <com:street1>2361 MCGAW AVENUE</com:street1>
          <com:city>IRVINE</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>92614</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>949-769-3231</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Swenson Nicholas John</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Director</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Piper Sandler &amp; Co Inc</name>
          <address>
            <com:street1>800 Nicollet Mall</com:street1>
            <com:city>Minneapolis</com:city>
            <com:stateOrCountry>MN</com:stateOrCountry>
            <com:zipCode>55402</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>4526</noOfUnitsSold>
        <aggregateMarketValue>232636.40</aggregateMarketValue>
        <noOfUnitsOutstanding>3261043</noOfUnitsOutstanding>
        <approxSaleDate>04/02/2025</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>04/02/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Open Market Purchase</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>N/A</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>4526</amountOfSecuritiesAcquired>
        <paymentDate>04/02/2020</paymentDate>
        <natureOfPayment>CASH</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <remarks>This Form 144 filing is being conducted on behalf of AO Partners I LP, whom Nicholas Swenson is a beneficial owner</remarks>
      <noticeSignature>
        <noticeDate>04/02/2025</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>11/13/2024</planAdoptionDate>
        </planAdoptionDates>
        <signature>Alex Johnson, a duly authorized representative of Piper Sandler &amp; Co Corporate &amp; Venture Services FA, as attorney-in-fact for Nicholas Swenson</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 3088}]
text: 144
  0001478067
  XXXXXXXX
  LIVE
  0000788920
  PRO DEX INC
  000-14942
  2361 MCGAW AVENUE
  IRVINE
  CA
  92614
  949-769-3231
  Swenson Nicholas John
  Director
  Common Stock
  Piper Sandler & Co Inc
  800 Nicollet Mall
  Minneapolis
  MN
  55402
  4526
  232636.40
  3261043
  04/02/2025
  NASDAQ
  Common Stock
  04/02/2020
  Open Market Purchase
  N/A
  N
  4526
  04/02/2020
  CASH
  Y
  This Form 144 filing is being conducted on behalf of AO Partners I LP, whom Nicholas Swenson is a beneficial owner
  04/02/2025
  11/13/2024
  Alex Johnson, a duly authorized representative of Piper Sandler & Co Corporate & Venture Services FA, as attorney-in-fact for Nicholas Swenson