Hyosung Heavy Industries is a company leading the heavy electrical equipment and construction sectors, built on over half a century of business expertise and unique technological capabilities. It provides a wide range of solutions, including power equipment such as transformers, circuit breakers, motors, and gears, as well as industrial machinery, and extends to housing, architecture, and civil engineering in the construction sector. The company actively pursues innovation to maximize customer value by building future power grids based on ICT and developing eco-friendly, low-carbon construction methods in line with the Fourth Industrial Revolution. It leads the era of low-carbon green living through core technologies essential for future power grid systems, such as Energy Storage Systems (ESS), STATCOM, and Smart Grid.HyosungHeavyIndustriesisacompanyleadingtheheavyelectricalequipmentandconstructionsectors,builtonoverhalfacenturyofbusinessexpertiseanduniquetechnologicalcapabilities.Itprovidesawiderangeofsolutions,includingpowerequipmentsuchastransformers,circuitbreakers,motors,andgears,aswellasindustrialmachinery,andextendstohousing,architecture,andcivilengineeringintheconstructionsector.ThecompanyactivelypursuesinnovationtomaximizecustomervaluebybuildingfuturepowergridsbasedonICTanddevelopingeco-friendly,low-carbonconstructionmethodsinlinewiththeFourthIndustrialRevolution.Itleadstheeraoflow-carbongreenlivingthroughcoretechnologiesessentialforfuturepowergridsystems,suchasEnergyStorageSystems(ESS),STATCOM,andSmartGrid.
Key Products/TechnologiesKeyProducts/Technologies
Power Equipment: Ultra-high voltage transformers (up to 765kV, 1500MVA, first 154kV in Korea in 1969, first 765kV in Korea in 1992), distribution transformers (oil-immersed/molded), shunt reactors, ultra-high voltage circuit breakers (72.5kV to 800kV, certified by international testing bodies like KERI, CESI, KEMA), switchgears (25.8kV, 25kA high-voltage switchgear developed in 1984), mobile substations, and power equipment maintenance services. Production of special-purpose transformers including eco-friendly insulating oil transformers, gas-insulated transformers, mobile transformers, Phase Shifting Transformers, and STATCOM transformers.PowerEquipment:Ultra-highvoltagetransformers(upto765kV,1500MVA,first154kVinKoreain1969,first765kVinKoreain1992),distributiontransformers(oil-immersed/molded),shuntreactors,ultra-highvoltagecircuitbreakers(72.5kVto800kV,certifiedbyinternationaltestingbodieslikeKERI,CESI,KEMA),switchgears(25.8kV,25kAhigh-voltageswitchgeardevelopedin1984),mobilesubstations,andpowerequipmentmaintenanceservices.Productionofspecial-purposetransformersincludingeco-friendlyinsulatingoiltransformers,gas-insulatedtransformers,mobiletransformers,PhaseShiftingTransformers,andSTATCOMtransformers.
Power Systems: STATCOM (Static Synchronous Compensator), DC power transmission systems (first 200MW voltage-source HVDC developed and installed at Yangju Substation in Korea), Energy Storage Systems (ESS, for peak shaving, frequency regulation, renewable energy integration, microgrid applications, over 200 sites in Korea, cumulative capacity of 2.2GWh installed), microgrids, solar power solutions, and turnkey solutions.PowerSystems:STATCOM(StaticSynchronousCompensator),DCpowertransmissionsystems(first200MWvoltage-sourceHVDCdevelopedandinstalledatYangjuSubstationinKorea),EnergyStorageSystems(ESS,forpeakshaving,frequencyregulation,renewableenergyintegration,microgridapplications,over200sitesinKorea,cumulativecapacityof2.2GWhinstalled),microgrids,solarpowersolutions,andturnkeysolutions.
Digital Solutions: Power equipment asset management solutions (ARMOUR+), predictive diagnostic systems, power automation solutions, process automation solutions, AR visual inspection equipment, and commercialization of LPIT and MU for digital GIS.DigitalSolutions:Powerequipmentassetmanagementsolutions(ARMOUR+),predictivediagnosticsystems,powerautomationsolutions,processautomationsolutions,ARvisualinspectionequipment,andcommercializationofLPITandMUfordigitalGIS.
Electromechanical Solutions: Motors (high-voltage motors, low-voltage motors, DC motors, special-purpose motors, IE3 high-efficiency motors V1 TEFC, 2.2kW(3HP), 2P 3600RPM, 4P 1800RPM, 6P 1200RPM, 8P 900RPM, 220/380V, 380V, 440V, 460V and other voltages below 600V, 60Hz/50Hz frequency, IP55 protection, F-class insulation), generators (commercial generators, emergency generators), industrial machinery systems (chemical equipment, gas charging stations, industrial gas supply facilities), gear solutions (gearboxes, geared motors, special gears), drive solutions (low-voltage AC inverters ePlus Drive Series FM5, FM3, FM1, PR models, regenerative energy devices), and welding solutions (arc welders, resistance welders, robot packages).ElectromechanicalSolutions:Motors(high-voltagemotors,low-voltagemotors,DCmotors,special-purposemotors,IE3high-efficiencymotorsV1TEFC,2.2kW(3HP),2P3600RPM,4P1800RPM,6P1200RPM,8P900RPM,220/380V,380V,440V,460Vandothervoltagesbelow600V,60Hz/50Hzfrequency,IP55protection,F-classinsulation),generators(commercialgenerators,emergencygenerators),industrialmachinerysystems(chemicalequipment,gaschargingstations,industrialgassupplyfacilities),gearsolutions(gearboxes,gearedmotors,specialgears),drivesolutions(low-voltageACinvertersePlusDriveSeriesFM5,FM3,FM1,PRmodels,regenerativeenergydevices),andweldingsolutions(arcwelders,resistancewelders,robotpackages).
Hydrogen Energy: MOU signed for hydrogen engine generator demonstration project, world's first commercialization of 100% hydrogen engine generator, hydrogen charging stations, and liquefied hydrogen facilities.HydrogenEnergy:MOUsignedforhydrogenenginegeneratordemonstrationproject,world'sfirstcommercializationof100%hydrogenenginegenerator,hydrogenchargingstations,andliquefiedhydrogenfacilities.
Core AdvantagesCoreAdvantages
Over Half a Century of Business Expertise and Unique Technology: Continuous technological innovation, including the first 154kV ultra-high voltage transformer in Korea in 1969, the first 765kV transformer in Korea in 1992, the world's first 2-pole 800kV GIS in 1998, and the development of 200MW voltage-source HVDC and the world's first 100% hydrogen engine generator in 2024.OverHalfaCenturyofBusinessExpertiseandUniqueTechnology:Continuoustechnologicalinnovation,includingthefirst154kVultra-highvoltagetransformerinKoreain1969,thefirst765kVtransformerinKoreain1992,theworld'sfirst2-pole800kVGISin1998,andthedevelopmentof200MWvoltage-sourceHVDCandtheworld'sfirst100%hydrogenenginegeneratorin2024.
Global Production and Supply Network: A global production network including overseas manufacturing bases in the US and China, providing products and solutions to over 70 countries, with the Memphis plant in the US being a key hub for 765kV ultra-high voltage transformer production, maintaining the #1 market share in the US.GlobalProductionandSupplyNetwork:AglobalproductionnetworkincludingoverseasmanufacturingbasesintheUSandChina,providingproductsandsolutionstoover70countries,withtheMemphisplantintheUSbeingakeyhubfor765kVultra-highvoltagetransformerproduction,maintainingthe#1marketshareintheUS.
Smart Factory and Digital Transformation Capabilities: Maximizing production efficiency and ensuring quality reliability through smart factory implementation, including data-driven systems utilizing IoT technology, integrated production management systems (MES), AI-based asset management system 'ARMOUR+', and AR visual inspection equipment.SmartFactoryandDigitalTransformationCapabilities:Maximizingproductionefficiencyandensuringqualityreliabilitythroughsmartfactoryimplementation,includingdata-drivensystemsutilizingIoTtechnology,integratedproductionmanagementsystems(MES),AI-basedassetmanagementsystem'ARMOUR+',andARvisualinspectionequipment.
Leadership in Eco-friendly and Future Energy Technologies: Development capabilities for eco-friendly power equipment and future energy solutions that contribute to a low-carbon society, such as eco-friendly insulating oil transformers, SF6-free circuit breakers, hydrogen engine generators, and Energy Storage Systems (ESS).LeadershipinEco-friendlyandFutureEnergyTechnologies:Developmentcapabilitiesforeco-friendlypowerequipmentandfutureenergysolutionsthatcontributetoalow-carbonsociety,suchaseco-friendlyinsulatingoiltransformers,SF6-freecircuitbreakers,hydrogenenginegenerators,andEnergyStorageSystems(ESS).
Intellectual Property Management and R&D Investment: Accumulation of know-how in patent discovery and infringement response under the slogan 'No Patent, No Project! No Patent, No Product!', and receiving the Minister of Trade, Industry and Energy Award in 2022 for intellectual property management, demonstrating efforts to strengthen technological competitiveness through IP management.IntellectualPropertyManagementandR&DInvestment:Accumulationofknow-howinpatentdiscoveryandinfringementresponseundertheslogan'NoPatent,NoProject!NoPatent,NoProduct!',andreceivingtheMinisterofTrade,IndustryandEnergyAwardin2022forintellectualpropertymanagement,demonstratingeffortstostrengthentechnologicalcompetitivenessthroughIPmanagement.
Total Solution Provider Capability: Ability to provide a wide range of solutions that meet diverse customer needs across extensive business areas including power equipment, power systems, digital solutions, electromechanical solutions, hydrogen energy, and construction.TotalSolutionProviderCapability:Abilitytoprovideawiderangeofsolutionsthatmeetdiversecustomerneedsacrossextensivebusinessareasincludingpowerequipment,powersystems,digitalsolutions,electromechanicalsolutions,hydrogenenergy,andconstruction.
Target IndustriesTargetIndustries
Power Industry: Power equipment such as ultra-high voltage transformers, circuit breakers, and switchgears are essential components applied across the entire power system, including power plants, substations, and transmission/distribution networks.PowerIndustry:Powerequipmentsuchasultra-highvoltagetransformers,circuitbreakers,andswitchgearsareessentialcomponentsappliedacrosstheentirepowersystem,includingpowerplants,substations,andtransmission/distributionnetworks.
Renewable Energy Industry: Energy Storage Systems (ESS), solar power solutions, and microgrid systems are utilized for stable integration and efficient power management of renewable energy sources like solar and wind power.RenewableEnergyIndustry:EnergyStorageSystems(ESS),solarpowersolutions,andmicrogridsystemsareutilizedforstableintegrationandefficientpowermanagementofrenewableenergysourceslikesolarandwindpower.
Data Center and AI Infrastructure: Supply of power infrastructure solutions such as ultra-high voltage transformers, STATCOM, SST (Solid State Transformer), and HVDC to meet the surging power demand driven by the expansion of AI data centers.DataCenterandAIInfrastructure:Supplyofpowerinfrastructuresolutionssuchasultra-highvoltagetransformers,STATCOM,SST(SolidStateTransformer),andHVDCtomeetthesurgingpowerdemanddrivenbytheexpansionofAIdatacenters.
Railway and Electric Furnace Industries: Special transformers and power equipment play a crucial role in power supply for railway systems and operation of electric furnace facilities.RailwayandElectricFurnaceIndustries:Specialtransformersandpowerequipmentplayacrucialroleinpowersupplyforrailwaysystemsandoperationofelectricfurnacefacilities.
Chemical and Gas Industries: Chemical equipment, gas charging stations, and industrial gas supply facilities are applied in various industrial sites, including petrochemical plants and gas production/supply facilities.ChemicalandGasIndustries:Chemicalequipment,gaschargingstations,andindustrialgassupplyfacilitiesareappliedinvariousindustrialsites,includingpetrochemicalplantsandgasproduction/supplyfacilities.
Construction Industry: Engages in housing projects through its apartment brand 'Hyosung Harrington Place' in the housing, architecture, and civil engineering sectors, contributing to the expansion of social overhead capital facilities.ConstructionIndustry:Engagesinhousingprojectsthroughitsapartmentbrand'HyosungHarringtonPlace'inthehousing,architecture,andcivilengineeringsectors,contributingtotheexpansionofsocialoverheadcapitalfacilities.
General Industry: Motors, gearboxes, inverters, and welders are used for controlling various equipment such as fans, pumps, compressors, and conveyors in all industrial facilities, including power generation, desalination, oil and gas, refining, steel, and semiconductors.GeneralIndustry:Motors,gearboxes,inverters,andweldersareusedforcontrollingvariousequipmentsuchasfans,pumps,compressors,andconveyorsinallindustrialfacilities,includingpowergeneration,desalination,oilandgas,refining,steel,andsemiconductors.
Major MarketsMajorMarkets
South AfricaSouthAfrica
South Korea, China, Vietnam, India, Middle EastSouthKorea,China,Vietnam,India,MiddleEast
United Kingdom, Germany, FinlandUnitedKingdom,Germany,Finland
United States, CanadaUnitedStates,Canada
AustraliaAustralia
Certifications/PatentsCertifications/Patents
International Public Test Certifications: Ultra-high voltage circuit breakers have obtained certifications from international accredited testing institutions such as KERI, CESI, and KEMA, recognized globally for their quality and reliability.InternationalPublicTestCertifications:Ultra-highvoltagecircuitbreakershaveobtainedcertificationsfrominternationalaccreditedtestinginstitutionssuchasKERI,CESI,andKEMA,recognizedgloballyfortheirqualityandreliability.
IEEE Standard Certification: Completion of development and successful IEEE standard certification testing for 362kV Gas Circuit Breakers (GCB) for export to the US.IEEEStandardCertification:CompletionofdevelopmentandsuccessfulIEEEstandardcertificationtestingfor362kVGasCircuitBreakers(GCB)forexporttotheUS.
ISO Certification: Molded transformers have obtained ISO certification and passed certification tests by international accredited body CESI in March 1998, proving their technological prowess.ISOCertification:MoldedtransformershaveobtainedISOcertificationandpassedcertificationtestsbyinternationalaccreditedbodyCESIinMarch1998,provingtheirtechnologicalprowess.
Intellectual Property Management Enterprise Award: Recipient of the Minister of Trade, Industry and Energy Award at the 'Intellectual Property Management Enterprise Awards Ceremony' in 2022, organized by the Korean Intellectual Property Office and the Korea Intellectual Property Association, recognized for its technological capabilities in eco-friendly energy and power industries with 779 domestic and 605 overseas patents.IntellectualPropertyManagementEnterpriseAward:RecipientoftheMinisterofTrade,IndustryandEnergyAwardatthe'IntellectualPropertyManagementEnterpriseAwardsCeremony'in2022,organizedbytheKoreanIntellectualPropertyOfficeandtheKoreaIntellectualPropertyAssociation,recognizedforitstechnologicalcapabilitiesineco-friendlyenergyandpowerindustrieswith779domesticand605overseaspatents.
Proprietary Patent Process: Operation of the 'PRC (Patent Review Committee)' to accumulate know-how in patent discovery and infringement response, a system that clarifies the purpose and direction of R&D and prevents potential dispute risks.ProprietaryPatentProcess:Operationofthe'PRC(PatentReviewCommittee)'toaccumulateknow-howinpatentdiscoveryandinfringementresponse,asystemthatclarifiesthepurposeanddirectionofR&Dandpreventspotentialdisputerisks.