<?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>0002001124</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001289308</issuerCik>
      <issuerName>EnerSys</issuerName>
      <secFileNumber>001-32253</secFileNumber>
      <issuerAddress>
        <com:street1>2366 BERNVILLE ROAD</com:street1>
        <com:city>READING</com:city>
        <com:stateOrCountry>PA</com:stateOrCountry>
        <com:zipCode>19605</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>(610) 208-1600</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Uplinger Chad C</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>DIVISION PRESIDENT</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>COMMON STOCK</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>MERRILL LYNCH</name>
        <address>
          <com:street1>985 BERKSHIRE BLVD</com:street1>
          <com:street2>SUITE 200</com:street2>
          <com:city>WYOMISSING</com:city>
          <com:stateOrCountry>PA</com:stateOrCountry>
          <com:zipCode>19610</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>500</noOfUnitsSold>
      <aggregateMarketValue>50500.00</aggregateMarketValue>
      <noOfUnitsOutstanding>40244751</noOfUnitsOutstanding>
      <approxSaleDate>08/30/2024</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON STOCK</securitiesClassTitle>
      <acquiredDate>08/17/2023</acquiredDate>
      <natureOfAcquisitionTransaction>STOCK AWARD</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>597</amountOfSecuritiesAcquired>
      <paymentDate>08/17/2023</paymentDate>
      <natureOfPayment>STOCK AWARD</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>08/30/2024</noticeDate>
      <signature>CHAD UPLINGER</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
