<?xml version="1.0" encoding="UTF-8"?>
<!--REG30PARAB V1.0 (01-06-2026)-->
<xbrli:xbrl xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2026-04-30/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/Regulation_30_Para_B_Of_Part_A_Of_Schedule_III/2026-04-30/in-capmkt/in-capmkt-ent" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:in-capmkt-types="http://www.sebi.gov.in/xbrl/2026-04-30/in-capmkt-types" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xl="http://www.w3.org/1999/xlink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2026-04-30.xsd"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">543912</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-08-25</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_AtTheTimeOfInstitutingScheme"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">543912</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-08-25</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:StageOfOptionsToPurchaseSecuritiesAsPerSubPara10OfParaBAxis">in-capmkt:AtTheTimeOfInstitutingSchemeMember</xbrldi:explicitMember></xbrli:scenario></xbrli:context><in-capmkt:NSESymbol contextRef="MainI">PIGL</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">Power &amp; Instrumentation (Gujarat) Limited</in-capmkt:NameOfTheCompany><in-capmkt:ScripCode contextRef="MainI">543912</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE557Z01018</in-capmkt:ISIN><in-capmkt:TypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII contextRef="MainI">Options to purchase securities ESOPS (Sub-para 10-Para B)</in-capmkt:TypeOfEventAsPerRegulation30ParaBOfPartAOfScheduleIII><in-capmkt:TypeOfAnnouncementAsPerRegulation30ParaBOfPartAOfScheduleIII contextRef="MainI">New</in-capmkt:TypeOfAnnouncementAsPerRegulation30ParaBOfPartAOfScheduleIII><in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfTheBoardMeeting contextRef="MainI">true</in-capmkt:WhetherEventOrInformationDisclosedIsAnOutcomeOfTheBoardMeeting><in-capmkt:DateOfBoardMeeting contextRef="MainI">2026-08-25</in-capmkt:DateOfBoardMeeting><in-capmkt:StartTimeOfTheMeeting contextRef="MainI">17:00:00</in-capmkt:StartTimeOfTheMeeting><in-capmkt:EndTimeOfTheMeeting contextRef="MainI">17:40:00</in-capmkt:EndTimeOfTheMeeting><in-capmkt:DateOfReport contextRef="MainI">2026-08-25</in-capmkt:DateOfReport><in-capmkt:StageOfDisclosureOfOptionsToPurchaseSecurities contextRef="I_AtTheTimeOfInstitutingScheme">At the time of instituting the scheme</in-capmkt:StageOfDisclosureOfOptionsToPurchaseSecurities><in-capmkt:BriefDetailsOfOptionsGranted contextRef="I_AtTheTimeOfInstitutingScheme">Not applicable at this stage. The Board of Directors has approved the “Power and Instrumentation (Gujarat) Ltd – Employee Stock Option Plan 2026” (“ESOP 2026” / “Scheme”), subject to approval of the shareholders by way of Special Resolution and other applicable approvals. Actual grant of Options shall be made subsequently to eligible employees as may be determined by the Compensation Committee in accordance with the Scheme and applicable laws.</in-capmkt:BriefDetailsOfOptionsGranted><in-capmkt:WhetherTheSchemeIsInTermsOfSEBISBEBRegulations2021 contextRef="I_AtTheTimeOfInstitutingScheme">true</in-capmkt:WhetherTheSchemeIsInTermsOfSEBISBEBRegulations2021><in-capmkt:DetailsOfSharesCoveredByOptions contextRef="I_AtTheTimeOfInstitutingScheme">The maximum number of Options that may be granted under the Scheme shall not exceed 2,00,000 (Two Lakh) Options, convertible into not more than 2,00,000 Equity Shares of the Company having a face value of ₹10/- each, subject to the terms of the Scheme and applicable laws.</in-capmkt:DetailsOfSharesCoveredByOptions><in-capmkt:PricingFormulaForOptions contextRef="I_AtTheTimeOfInstitutingScheme">The Exercise Price shall be determined by the Compensation Committee on the Grant Date in accordance with the Scheme and applicable laws. The Exercise Price shall not be less than the face value of the Equity Shares of the Company.</in-capmkt:PricingFormulaForOptions><in-capmkt:DetailsOfTimeWithinWhichOptionMayBeExercised contextRef="I_AtTheTimeOfInstitutingScheme">The Options shall be subject to a minimum Vesting Period of one (1) year. The indicative vesting schedule provides for 25% vesting at the end of each of the 1st, 2nd, 3rd and 4th years from the date of Grant. The Exercise Period shall not exceed 1 (One) year from the date of respective vesting.</in-capmkt:DetailsOfTimeWithinWhichOptionMayBeExercised><in-capmkt:BriefDetailsOfSignificantTermsOfOptions contextRef="I_AtTheTimeOfInstitutingScheme">The Scheme provides for a maximum pool of 2,00,000 Employee Stock Options, with each Option carrying the right to acquire one Equity Share of the Company. The specific eligible employees, eligibility criteria, quantum of Options, vesting conditions, vesting period and exercise period shall be determined by the Compensation Committee in accordance with the Scheme and applicable laws. The indicative vesting schedule is 25% each at the end of the first four years from the Grant Date.</in-capmkt:BriefDetailsOfSignificantTermsOfOptions><in-capmkt:DilutedEarningsPerSharePursuantToIssueOfEquitySharesOnExerciseOfOptions contextRef="I_AtTheTimeOfInstitutingScheme">Not applicable at this stage, since no Options have been granted/exercised and no Equity Shares have been issued pursuant to the Scheme as on the date of this disclosure.</in-capmkt:DilutedEarningsPerSharePursuantToIssueOfEquitySharesOnExerciseOfOptions></xbrli:xbrl>
