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    <import namespace="http://www.xbrl.org/dtr/type/non-numeric" schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd" />
    <import namespace="http://www.xbrl.org/dtr/type/numeric" schemaLocation="http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd" />
    <element id="ULBI_FacilityRelocationTextBlock" name="FacilityRelocationTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_DepreciationTextBlock" name="DepreciationTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_ScheduleOfAcquiredFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTableTextBlock" name="ScheduleOfAcquiredFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTableTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_StockRepurchasePlanSharesAuthorizedToBeRepurchased" name="StockRepurchasePlanSharesAuthorizedToBeRepurchased" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_GovernmentGrantReimbursementCashReceivedInConnectionWithChinaFactoryMove" name="GovernmentGrantReimbursementCashReceivedInConnectionWithChinaFactoryMove" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_GovernmentGrantReimbursementRevenueRecognizedAsReductionofExpenseInConnectionWithChinaFactoryMove" name="GovernmentGrantReimbursementRevenueRecognizedAsReductionofExpenseInConnectionWithChinaFactoryMove" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_ExpensesRecognizedInConnectionWithChinaFactoryMove" name="ExpensesRecognizedInConnectionWithChinaFactoryMove" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_LineOfCreditFacilityLetterOfCreditBorrowingCapacity" name="LineOfCreditFacilityLetterOfCreditBorrowingCapacity" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_LineOfCreditFacilityMaximumBorrowingCapacityMayBeIncreasedTo" name="LineOfCreditFacilityMaximumBorrowingCapacityMayBeIncreasedTo" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedRestrictedStockAwards" name="EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedRestrictedStockAwards" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_RestrictedStockUnitsUnvestedShares" name="RestrictedStockUnitsUnvestedShares" nillable="true" xbrli:periodType="instant" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_StateIncomeTaxExpenseBenefit" name="StateIncomeTaxExpenseBenefit" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_OperatingLossCarryforwardsDomestic" name="OperatingLossCarryforwardsDomestic" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_OperatingLossCarryforwardsForeign" name="OperatingLossCarryforwardsForeign" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_OperatingLossCarryforwardsAmountRecordedInEquityUponRealization" name="OperatingLossCarryforwardsAmountRecordedInEquityUponRealization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_CurrentFederalTaxExpenseBenefitAlternativeMinimumTax" name="CurrentFederalTaxExpenseBenefitAlternativeMinimumTax" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_DilutiveSecuritiesIncludedInComputationOfEarningsPerShareAmount" name="DilutiveSecuritiesIncludedInComputationOfEarningsPerShareAmount" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_DilutiveSecuritiesIncludedInComputationOfEarningsPerShareAmountRestrictedStock" name="DilutiveSecuritiesIncludedInComputationOfEarningsPerShareAmountRestrictedStock" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_InterestAndMiscellaneousExpenseNet" name="InterestAndMiscellaneousExpenseNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_BusinessInterruptionLossGross" name="BusinessInterruptionLossGross" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_BusinessInterruptionInsuranceDeductible" name="BusinessInterruptionInsuranceDeductible" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_StockRepurchasePlanAdditionalSharesAuthorizedToBeRepurchased" name="StockRepurchasePlanAdditionalSharesAuthorizedToBeRepurchased" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_BatteryMember" name="BatteryMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_CommsMember" name="CommsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_SGAMember" name="SGAMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_CustomerMember" name="CustomerMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_DistributorMember" name="DistributorMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_OptionsMember" name="OptionsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_EmpeeRestrictedStockMember" name="EmpeeRestrictedStockMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_CeoRestrictedMember" name="CeoRestrictedMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_BoardMember" name="BoardMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_DiscopsMember" name="DiscopsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note1BasisOfPresentationAbstract" name="Note1BasisOfPresentationAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note2ShareRepurchaseProgramAbstract" name="Note2ShareRepurchaseProgramAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note3RelocationAbstract" name="Note3RelocationAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note4InventoriesAbstract" name="Note4InventoriesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note5PropertyEquipmentAndImprovementsAbstract" name="Note5PropertyEquipmentAndImprovementsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note6GoodwillIntangibleAssetsAndLongTermAssetsAbstract" name="Note6GoodwillIntangibleAssetsAndLongTermAssetsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note7RevolvingCreditAgreementAbstract" name="Note7RevolvingCreditAgreementAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note8ShareholdersEquityAbstract" name="Note8ShareholdersEquityAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note9IncomeTaxesAbstract" name="Note9IncomeTaxesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note10EarningsPerShareAbstract" name="Note10EarningsPerShareAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note11CommitmentsAndContingenciesAbstract" name="Note11CommitmentsAndContingenciesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note12BusinessSegmentInformationAbstract" name="Note12BusinessSegmentInformationAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note13FairValueOfFinancialInstrumentsAbstract" name="Note13FairValueOfFinancialInstrumentsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note14FireAtManufacturingFacilityAbstract" name="Note14FireAtManufacturingFacilityAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note15RecentAccountingPronouncementsAndDevelopmentsAbstract" name="Note15RecentAccountingPronouncementsAndDevelopmentsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note4InventoriesTablesAbstract" name="Note4InventoriesTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note5PropertyEquipmentAndImprovementsTablesAbstract" name="Note5PropertyEquipmentAndImprovementsTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note6GoodwillIntangibleAssetsAndLongTermAssetsTablesAbstract" name="Note6GoodwillIntangibleAssetsAndLongTermAssetsTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note8ShareholdersEquityTablesAbstract" name="Note8ShareholdersEquityTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note9IncomeTaxesTablesAbstract" name="Note9IncomeTaxesTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note11CommitmentsAndContingenciesTablesAbstract" name="Note11CommitmentsAndContingenciesTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note12BusinessSegmentInformationTablesAbstract" name="Note12BusinessSegmentInformationTablesAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note2ShareRepurchaseProgramDetailsNarrativeAbstract" name="Note2ShareRepurchaseProgramDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note3RelocationDetailsNarrativeAbstract" name="Note3RelocationDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note4InventoriesDetailAbstract" name="Note4InventoriesDetailAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note5PropertyEquipmentAndImprovementsDetailsAbstract" name="Note5PropertyEquipmentAndImprovementsDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note5PropertyEquipmentAndImprovementsDetailsNarrativeAbstract" name="Note5PropertyEquipmentAndImprovementsDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note6GoodwillIntangibleAssetsAndLongTermAssetsDetailsAbstract" name="Note6GoodwillIntangibleAssetsAndLongTermAssetsDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note6GoodwillIntangibleAssetsAndLongTermAssetsDetailsNarrativeAbstract" name="Note6GoodwillIntangibleAssetsAndLongTermAssetsDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note7RevolvingCreditAgreementDetailsNarrativeAbstract" name="Note7RevolvingCreditAgreementDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note8ShareholdersEquityDetailsAbstract" name="Note8ShareholdersEquityDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_ComponentOfShareBasedCompensationAxis" name="ComponentOfShareBasedCompensationAxis" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" />
    <element id="ULBI_Note8ShareholdersEquityDetailsNarrativeAbstract" name="Note8ShareholdersEquityDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note9IncomeTaxesDetailsAbstract" name="Note9IncomeTaxesDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note9IncomeTaxesUnrecognizedTaxBenefitsDetailsAbstract" name="Note9IncomeTaxesUnrecognizedTaxBenefitsDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note9IncomeTaxesDetailsNarrativeAbstract" name="Note9IncomeTaxesDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note10EarningsPerShareDetailsNarrativeAbstract" name="Note10EarningsPerShareDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note11CommitmentsAndContingenciesWarrantyObligationsDetailsAbstract" name="Note11CommitmentsAndContingenciesWarrantyObligationsDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note11CommitmentsAndContingenciesDetailNarrativeAbstract" name="Note11CommitmentsAndContingenciesDetailNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note12BusinessSegmentInformationDetailsAbstract" name="Note12BusinessSegmentInformationDetailsAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
    <element id="ULBI_Note14FireAtManufacturingFacilityDetailsNarrativeAbstract" name="Note14FireAtManufacturingFacilityDetailsNarrativeAbstract" abstract="true" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
</schema>





