DEESYS, established in 1979, is a leading global enterprise specializing in the manufacturing of power protection relays and electrical circuit switching, protection, and connection devices. The company provides a comprehensive range of electrical equipment, including power quality systems, environmental monitoring systems, power protection relays, earth leakage detectors, ground fault relays, and motor protection relays. Through continuous R&D and advanced digital relay development, it contributes significantly to the domestic power industry. DEESYS actively replaces analog products with digital solutions, demonstrating its technological leadership in both domestic and international markets.DEESYS,establishedin1979,isaleadingglobalenterprisespecializinginthemanufacturingofpowerprotectionrelaysandelectricalcircuitswitching,protection,andconnectiondevices.Thecompanyprovidesacomprehensiverangeofelectricalequipment,includingpowerqualitysystems,environmentalmonitoringsystems,powerprotectionrelays,earthleakagedetectors,groundfaultrelays,andmotorprotectionrelays.ThroughcontinuousR&Dandadvanceddigitalrelaydevelopment,itcontributessignificantlytothedomesticpowerindustry.DEESYSactivelyreplacesanalogproductswithdigitalsolutions,demonstratingitstechnologicalleadershipinbothdomesticandinternationalmarkets.
Key Products/TechnologiesKeyProducts/Technologies
Digital Power Quality Analysis Systems: Various models such as IDPM-PQA, IDPM-IFLB90 (Digital Power Quality Analyzer for general use), IDPM-FCM30 (Power Measurement Module), IDPM-ELD30 (Earth Leakage Detection Module), IDPM-BIM60 (Circuit Breaker Status Monitoring Module), IDPM-DS-II, IDPM-AV200, IDPM-AV, IDPM-VFR100, and IDPM-DM100.DigitalPowerQualityAnalysisSystems:VariousmodelssuchasIDPM-PQA,IDPM-IFLB90(DigitalPowerQualityAnalyzerforgeneraluse),IDPM-FCM30(PowerMeasurementModule),IDPM-ELD30(EarthLeakageDetectionModule),IDPM-BIM60(CircuitBreakerStatusMonitoringModule),IDPM-DS-II,IDPM-AV200,IDPM-AV,IDPM-VFR100,andIDPM-DM100.
Digital Environmental Monitoring Devices: Solutions for environmental monitoring including DioT-TACO and DioT-TH100 / TH-SC.DigitalEnvironmentalMonitoringDevices:SolutionsforenvironmentalmonitoringincludingDioT-TACOandDioT-TH100/TH-SC.
Digital Power Protection Relays: Power facility protection devices such as DMPR-3EI / 4EI, S3E / S4E (Digital Motor Protection Relays), DIPR-K210 / DIPR-K211 (Digital Reclosing Overcurrent Relays), DIPR-OC01 (Digital Overcurrent Relays), DIPR-OV01 (Digital Overvoltage Relays), DIPR-SG01 (Digital Directional Ground Fault Relays), DSG-D08R (Digital Multi-channel Selective Ground Fault Relays), and DDG-D08R (Digital Multi-channel Directional Ground Fault Relays).DigitalPowerProtectionRelays:PowerfacilityprotectiondevicessuchasDMPR-3EI/4EI,S3E/S4E(DigitalMotorProtectionRelays),DIPR-K210/DIPR-K211(DigitalReclosingOvercurrentRelays),DIPR-OC01(DigitalOvercurrentRelays),DIPR-OV01(DigitalOvervoltageRelays),DIPR-SG01(DigitalDirectionalGroundFaultRelays),DSG-D08R(DigitalMulti-channelSelectiveGroundFaultRelays),andDDG-D08R(DigitalMulti-channelDirectionalGroundFaultRelays).
Digital Earth Leakage Detectors (ELD): Systems for preventing and detecting earth leakage faults, including DED-FD6~16 and DED-LD6C~16C.DigitalEarthLeakageDetectors(ELD):Systemsforpreventinganddetectingearthleakagefaults,includingDED-FD6~16andDED-LD6C~16C.
Digital Ground Fault Relays (GFR): Ground fault protection relays such as DGF-D08I/16I, DGF-D08R/D16R, and DGF-D11F/D11P/D11H.DigitalGroundFaultRelays(GFR):GroundfaultprotectionrelayssuchasDGF-D08I/16I,DGF-D08R/D16R,andDGF-D11F/D11P/D11H.
Transformers (C.T / P.T): Measurement and protection transformers including DW-40~44 (Three-phase Integrated Current Transformers), DR-1~3 / DRB / DRW (Ring Type Current Transformers), DS-1~6 (Square Type Current Transformers), DS-S4R~S101R (Square Type Current Transformers RELAY TYPE), DP-350F / DGP-350F (Three-phase Integrated Transformers), and DP-50~200 / DGP-100~200 (Single-phase Transformers).Transformers(C.T/P.T):MeasurementandprotectiontransformersincludingDW-40~44(Three-phaseIntegratedCurrentTransformers),DR-1~3/DRB/DRW(RingTypeCurrentTransformers),DS-1~6(SquareTypeCurrentTransformers),DS-S4R~S101R(SquareTypeCurrentTransformersRELAYTYPE),DP-350F/DGP-350F(Three-phaseIntegratedTransformers),andDP-50~200/DGP-100~200(Single-phaseTransformers).
Data Center Power Quality Measurement Solutions: Development of Busway Smart Power Quality Meters and DCIM, FMS facility management software.DataCenterPowerQualityMeasurementSolutions:DevelopmentofBuswaySmartPowerQualityMetersandDCIM,FMSfacilitymanagementsoftware.
Core AdvantagesCoreAdvantages
Successful localization of imported products from advanced countries, contributing to the development of the domestic power industry and foreign exchange savings.Successfullocalizationofimportedproductsfromadvancedcountries,contributingtothedevelopmentofthedomesticpowerindustryandforeignexchangesavings.
Strong R&D capabilities through continuous investment (6% of sales revenue) and a corporate research institute for rapid product development and improvement.StrongR&Dcapabilitiesthroughcontinuousinvestment(6%ofsalesrevenue)andacorporateresearchinstituteforrapidproductdevelopmentandimprovement.
Securing price and quality competitiveness, leading to a dominant market share, particularly ranking first in the domestic earth leakage detector sector.Securingpriceandqualitycompetitiveness,leadingtoadominantmarketshare,particularlyrankingfirstinthedomesticearthleakagedetectorsector.
Establishment of stable sales channels with major heavy electrical equipment manufacturers, public corporations, and large enterprises as end customers.Establishmentofstablesaleschannelswithmajorheavyelectricalequipmentmanufacturers,publiccorporations,andlargeenterprisesasendcustomers.
Maintenance of high customer satisfaction through immediate after-sales service and regular new product/technology briefings.Maintenanceofhighcustomersatisfactionthroughimmediateafter-salesserviceandregularnewproduct/technologybriefings.
Technological leadership in pioneering the digitization of existing analog products, actively responding to market changes.Technologicalleadershipinpioneeringthedigitizationofexistinganalogproducts,activelyrespondingtomarketchanges.
Acquisition of major domestic and international quality certifications such as ISO 9001, KS, CE, GL, and JIS, ensuring product reliability and global competitiveness.AcquisitionofmajordomesticandinternationalqualitycertificationssuchasISO9001,KS,CE,GL,andJIS,ensuringproductreliabilityandglobalcompetitiveness.
Future-oriented business strategy expanding into data center power quality measurement solutions and energy platform businesses in line with the Fourth Industrial Revolution.Future-orientedbusinessstrategyexpandingintodatacenterpowerqualitymeasurementsolutionsandenergyplatformbusinessesinlinewiththeFourthIndustrialRevolution.
Target IndustrieTargetIndustrie
Supply of essential electrical equipment for the electrical and electronics industries.Supplyofessentialelectricalequipmentfortheelectricalandelectronicsindustries.
Establishment of power quality analysis, environmental monitoring, power protection, and monitoring systems.Establishmentofpowerqualityanalysis,environmentalmonitoring,powerprotection,andmonitoringsystems.
Provision of products essential for the safe use of electricity in key national infrastructure industries.Provisionofproductsessentialforthesafeuseofelectricityinkeynationalinfrastructureindustries.
Protection and management of power systems in buildings and industrial plants.Protectionandmanagementofpowersystemsinbuildingsandindustrialplants.
Offering power quality measurement solutions for data center power supply facilities (PDU, Busway) and temperature/humidity management solutions for server rooms.Offeringpowerqualitymeasurementsolutionsfordatacenterpowersupplyfacilities(PDU,Busway)andtemperature/humiditymanagementsolutionsforserverrooms.
New and renewable energy sectors, including solar power plant design, construction, and after-sales management.Newandrenewableenergysectors,includingsolarpowerplantdesign,construction,andafter-salesmanagement.
Application in the marine industry through digital marine protective relays.Applicationinthemarineindustrythroughdigitalmarineprotectiverelays.
Major MarketsMajorMarkets
Japan, Taiwan, Philippines, Vietnam, Indonesia, India, Southeast AsiaJapan,Taiwan,Philippines,Vietnam,Indonesia,India,SoutheastAsia
EuropeEurope
United StatesUnitedStates
Certifications/PatentsCertifications/Patents
ISO 9001 Quality Management System Certification.ISO9001QualityManagementSystemCertification.
KS Certification (KSCIEC60051-4 Direct Acting Indicating Electrical Measuring Instruments Part 4: Frequency Meters).KSCertification(KSCIEC60051-4DirectActingIndicatingElectricalMeasuringInstrumentsPart4:FrequencyMeters).
CE Certification.CECertification.
GL Certification.GLCertification.
JIS Mark acquisition (from the Japanese Ministry of Economy, Trade and Industry in 2001).JISMarkacquisition(fromtheJapaneseMinistryofEconomy,TradeandIndustryin2001).
Acquisition of a patent for digital reclosing relays (2002).Acquisitionofapatentfordigitalreclosingrelays(2002).
Securing technological competitiveness through the possession of various patents.Securingtechnologicalcompetitivenessthroughthepossessionofvariouspatents.
Introduction
Location
160 Saksigalma-ro, Daegot-myeon, Gimpo-si, Gyeonggi-do, South Korea