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  <xs:element id="flnc_ServicesDigitalApplicationsAndSolutionsMember" abstract="true" name="ServicesDigitalApplicationsAndSolutionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_TwoCustomersMember" abstract="true" name="TwoCustomersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_ContractWithCustomerLiabilityRollForward" abstract="true" name="ContractWithCustomerLiabilityRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="flnc_ContractWithCustomerLiabilityAdditions" abstract="false" name="ContractWithCustomerLiabilityAdditions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_CubesBatteriesAndOtherEquipmentMember" abstract="true" name="CubesBatteriesAndOtherEquipmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_ShippingContainersAndSparePartsMember" abstract="true" name="ShippingContainersAndSparePartsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_StandardAndExtendedProductWarrantyAccrualCurrentSupplierRecoveries" abstract="false" name="StandardAndExtendedProductWarrantyAccrualCurrentSupplierRecoveries" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_PatentsAndLicensingAgreementsMember" abstract="true" name="PatentsAndLicensingAgreementsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_CapitalizedSoftwareToBeSoldMember" abstract="true" name="CapitalizedSoftwareToBeSoldMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_AccruedSoftwareDevelopmentCostsCurrent" abstract="false" name="AccruedSoftwareDevelopmentCostsCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_LetterOfCreditIssuedMember" abstract="true" name="LetterOfCreditIssuedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_TheRevolverMember" abstract="true" name="TheRevolverMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_AssetBasedLendingFacilityMember" abstract="true" name="AssetBasedLendingFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_A2024RevolverMember" abstract="true" name="A2024RevolverMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_LondonInterbankOfferedRateLIBOROrEuroInterbankOfferedRateEURIBORMember" abstract="true" name="LondonInterbankOfferedRateLIBOROrEuroInterbankOfferedRateEURIBORMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_DailySimpleRFRMember" abstract="true" name="DailySimpleRFRMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_AdjustTermSOFRRateAdjustedEURIBORRateOrAdjustedTermCORRARateMember" abstract="true" name="AdjustTermSOFRRateAdjustedEURIBORRateOrAdjustedTermCORRARateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_DebtInstrumentCovenantBorrowingBaseQualifiedCashThreshold" abstract="false" name="DebtInstrumentCovenantBorrowingBaseQualifiedCashThreshold" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_DebtInstrumentCovenantExcessAvailabilityLineCapPercentageThreshold" abstract="false" name="DebtInstrumentCovenantExcessAvailabilityLineCapPercentageThreshold" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="flnc_DebtInstrumentCovenantBorrowingBaseThreshold" abstract="false" name="DebtInstrumentCovenantBorrowingBaseThreshold" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_DebtInstrumentCovenantLineCapScenarioOne" abstract="false" name="DebtInstrumentCovenantLineCapScenarioOne" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_DebtInstrumentCovenantLineCapAdditionalThresholdAmountTotalLiquidity" abstract="false" name="DebtInstrumentCovenantLineCapAdditionalThresholdAmountTotalLiquidity" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_DebtInstrumentCovenantLineCapAdditionalThresholdAmountExcessAvailability" abstract="false" name="DebtInstrumentCovenantLineCapAdditionalThresholdAmountExcessAvailability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_DebtInstrumentCovenantTotalLiquidityLineCapPercentageThreshold" abstract="false" name="DebtInstrumentCovenantTotalLiquidityLineCapPercentageThreshold" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="flnc_DebtInstrumentCovenantLineCapAdditionalThresholdAmountTotalLiquidityScenarioTwo" abstract="false" name="DebtInstrumentCovenantLineCapAdditionalThresholdAmountTotalLiquidityScenarioTwo" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_DebtInstrumentCovenantReliefExcessAvailabilityLineCapPercentageThreshold" abstract="false" name="DebtInstrumentCovenantReliefExcessAvailabilityLineCapPercentageThreshold" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="flnc_DebtInstrumentCommitmentFeePerAnnumThresholdPercentage" abstract="false" name="DebtInstrumentCommitmentFeePerAnnumThresholdPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="flnc_DebtInstrumentCovenantNetLeverageRatioMaximumThreshold" abstract="false" name="DebtInstrumentCovenantNetLeverageRatioMaximumThreshold" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="flnc_FinancingReceivableAfterAllowanceForCreditLossTransferred" abstract="false" name="FinancingReceivableAfterAllowanceForCreditLossTransferred" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_ProceedsFromBorrowingsAgainstNoteReceivable" abstract="false" name="ProceedsFromBorrowingsAgainstNoteReceivable" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_DebtConversionTermsOneMember" abstract="true" name="DebtConversionTermsOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_DebtConversionTermsTwoMember" abstract="true" name="DebtConversionTermsTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_GlobalMinimumTaxThresholdPercentage" abstract="false" name="GlobalMinimumTaxThresholdPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="flnc_GuaranteesAndCommitmentsMember" abstract="true" name="GuaranteesAndCommitmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_LettersOfCreditUnderTheBilateralCreditFacilityMember" abstract="true" name="LettersOfCreditUnderTheBilateralCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_LettersOfCreditUnderRevolverMember" abstract="true" name="LettersOfCreditUnderRevolverMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_NumberOfContractualObligationAgreements" abstract="false" name="NumberOfContractualObligationAgreements" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="flnc_ContractualObligationExposurePerAgreement" abstract="false" name="ContractualObligationExposurePerAgreement" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_LiquidatedDamagesMember" abstract="true" name="LiquidatedDamagesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_PurchaseObligationToBePaidYearFourAndAfter" abstract="false" name="PurchaseObligationToBePaidYearFourAndAfter" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_LiquidatedDamagesAbstract" abstract="true" name="LiquidatedDamagesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="flnc_OtherCommitmentToBePaidYearFourAndAfter" abstract="false" name="OtherCommitmentToBePaidYearFourAndAfter" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_InventoryCapacityGuaranteeMember" abstract="true" name="InventoryCapacityGuaranteeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_FluenceVsDiabloEnergyStorageMember" abstract="true" name="FluenceVsDiabloEnergyStorageMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_LimitedWarrantyPeriod" abstract="false" name="LimitedWarrantyPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="flnc_StandardProductWarrantyAccrualChangeInEstimates" abstract="false" name="StandardProductWarrantyAccrualChangeInEstimates" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_StandardAndExtendedProductWarrantyAccrualSupplierRecoveries" abstract="false" name="StandardAndExtendedProductWarrantyAccrualSupplierRecoveries" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_StandardAndExtendedProductWarrantyAccrualNetOfSupplierRecoveries" abstract="false" name="StandardAndExtendedProductWarrantyAccrualNetOfSupplierRecoveries" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_SiemensIndustryIncMember" abstract="true" name="SiemensIndustryIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_FluenceEnergyINCMember" abstract="true" name="FluenceEnergyINCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_ConsultingServicesRevenueMember" abstract="true" name="ConsultingServicesRevenueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_ReceivablesRelatedPartiesAllowanceForCreditLoss" abstract="false" name="ReceivablesRelatedPartiesAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_AESAndAffiliatesMember" abstract="true" name="AESAndAffiliatesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_TransferOfFinancialAssetsAccountedForAsSalesDiscount" abstract="false" name="TransferOfFinancialAssetsAccountedForAsSalesDiscount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_NonQualifiedStockOptionMember" abstract="true" name="NonQualifiedStockOptionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_TheOptionPlanMember" abstract="true" name="TheOptionPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_A2021PlanMember" abstract="true" name="A2021PlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRoundsOfGrants" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsRoundsOfGrants" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardFinancialPerformanceMetric" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardFinancialPerformanceMetric" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricWeightPercentageAdjustedEBITDA" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricWeightPercentageAdjustedEBITDA" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricPercentageWeightCumulativeRevenue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceMetricPercentageWeightCumulativeRevenue" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardCumulativeAdjustedEBITDADuringPerformancePeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardCumulativeAdjustedEBITDADuringPerformancePeriod" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardSettlementPeriodAfterVesting" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardSettlementPeriodAfterVesting" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="flnc_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsBelowThresholdPerformancePercentage" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsBelowThresholdPerformancePercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="flnc_SupplyChainFinancingExtendedPaymentTermsPeriod" abstract="false" name="SupplyChainFinancingExtendedPaymentTermsPeriod" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="flnc_SupplyChainFinancingNumberOfParties" abstract="false" name="SupplyChainFinancingNumberOfParties" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="flnc_SupplyChainFinancingGuaranteeByRelatedParty" abstract="false" name="SupplyChainFinancingGuaranteeByRelatedParty" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="flnc_NumberOfSuppliersParticipatingInProgram" abstract="false" name="NumberOfSuppliersParticipatingInProgram" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="flnc_ForeignCurrencyForwardContractMember" abstract="true" name="ForeignCurrencyForwardContractMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_RevenueFromContractWithCustomerExcludingAssessedTaxMember" abstract="true" name="RevenueFromContractWithCustomerExcludingAssessedTaxMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="flnc_AOCIAttributableToParentBeforeReclassificationAndTaxRollForward" abstract="true" name="AOCIAttributableToParentBeforeReclassificationAndTaxRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="flnc_ContinuingInvolvementWithDerecognizedTransferredFinancialAssetsTerminationNoticePeriod" abstract="false" name="ContinuingInvolvementWithDerecognizedTransferredFinancialAssetsTerminationNoticePeriod" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="flnc_HaraldVonHeynitzMember" abstract="true" name="HaraldVonHeynitzMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
