Leading developer of eco-friendly future technology


    • Signed a contract to supply DC/DC Converter of double-decker bus for Vantage Power(UK)
    • Completed development of DC/DC Converter for air conditioner power supply for electric commercial vehicles of Doowon Electronics
    • Selected as a supplier of OBC6.6K charging equipment for Edison Motors 1-ton electric trucks
    • Completed development of 15kW Driving Inverter for driving subminiature electric vehicle
    • Started producing Auxiliary inverter for Hyundai motor hydrogen electric bus
    • Completed development of 50kW DC/DC converter for Hyundai Electric
    • Awarded in technology innovation (2020 Korea Industry Awards)
    • Approval of AMV03K for Hyundai Motor electric mini bus and start of production
    • Signed a contract to supply ACU28V10K DC/DC converter for an electric bus to KESIF (Turkey)
    • Signed a contract to supply MIL grade ACU14V4.5K DC/DC converter to General Motors(USA)
    • Started advanced production of DC/DC converter and AMV20K for Hyundai Motors hydrogen truck


    • Signed a contract to supply DC/DC Converter for an electric vehicle to KFSO and WB Group (Poland)
    • Completed development of PSU for 4G & 5G integrated repeater and started mass production for SKT
    • Signed a contract to supply DC/DC Converter for manless tracked vehicle for Millrem Robotics (Republic of Estonia)
    • Completed the development approval and start of production of generator controller for new chemical reconnaissance vehicle for Defense Industry Administration
    • Supplied 3kW DC/DC Converter for power supply of autonomous vehicle system to Aurora
    • Selected as a production company for DC/DC Converter for Bozankaya (Turkey) electric bus and started exporting
    • Completed the development for In-building repeater AAU PSU and mass production started for SKT
    • Started production of the power converter for Hyundai Motors double-decker electric bus
    • Signed a contract for development of power conversion device for ESS of Hyundai Motors
    • Chosen as a supplier for DC/DC converter for Electric van and bus of Arrival (UK)
    • Chosen as a DC/DC converter advanced production company for hydrogen truck of Hyundai Motors
    • Establish the America branch


    • Won the technology prize (Korean Institute of Power Electronics)
    • Selected as a manless search vehicle exploratory development company and signed a contract
    • Completed the DVT and Started mass production of 5G rectifier for SKT
    • Developed the DC/DC converter and auxiliary inverter for Hydrogen electric cleaning vehicle
    • Chosen as a supplier for 5G rectifier of SKT
    • Chosen as a sole supplier for Fuel-cell Electric mini bus of Hyundai Motors
    • Started mass production of 1.2/2kW Rectifier for 5G RRH
    • Chosen as a sole supplier for Fuel-cell Electric Trucks of Hyundai Motors
    • Complete development of 4 type DC-DC Converter for Global Market
    • Started mass production of SMHS PSU (SK Telecom)
    • Start construction of Company Building


    • Participate in Detroit EV Exhibition
    • Started mass production of iMHS PSU (SK Telecom)
    • Started mass production of iRO PSU for Optical Repeater (SK Telecom)
    • Started mass production of both DUAL DC-DC Converter & 10kW Aux Inverter for Hyundai Electric Bus (ELEC CITY)


    • Chosen as a sole supplier of iRO PSU for Optical Repeater (SK Telecom)
    • Complete the development of both DUAL DC-DC Converter & 10kW Aux Inverterfor Hyundai Electric Bus (ELEC CITY)
    • Chosen as a Tier 1 Supplier for Hyundai Motors


    • Developed the rectifier for DAS (Distributed Antenna System) for US market (SK Telesys)
    • Won an contract for DC-DC converter for forklift fuel cell (LG Chemicals)
    • Started mass production of generator controller for light tactical vehicles (Defense Acquisition Program Administration)
    • Developed the rectifier for Ballast Water Treatment System (Techcross)
    • Started mass production of 3kW DC-DC Converter for the China market in 2015


    • Started mass production of RRU (Remote Radio Unit) rectifier (SK Telecom)
    • Re-certified as venture business
    • Started mass production of base station 1U rectifier system STORM (SK Telecom)
    • Started mass production of TDD-LTE PDU (Sprint USA)
    • Purchased the company building (15,537 m2 in Dongtan)
    • Won the Electric and Electronic Product of the Year (Korean Institute of Power Electronics)


    • Developed inverter & converter for electric turbocharger (Hyundai Motors)
    • Developed the power converter for 2nd-generation electric buses (Hyundai Motors)
    • Constructed production lines and registered the factory
    • Developed 50kW generator controller and 6-axle motor controller (Hyundai Rotem)
    • Developed 4 types of power converters for 2nd-generation electric buses (Hyundai Motors)
    • Selected as Promising SMB


    • Developed 100kW motor controller for Re-EV
    • Developed integrated inverter-converter module for Mild HEV
    • Developed 70kW DC power and distribution system for Green IDC (KT)
    • Acquired LED Moving Head CE certificate


    • Selected as KITECH partner
    • Won Prized of 6th Best Technology
    • Developed 120kW motor controller for battery-changing electric buses
    • Developed two-way DC-DC Converter for FCEV (Hyundai Mobis)
    • Acquired ISO9001 & 14001 certificates
    • Acquired INNOBIZ certificate
    • Selected as KIBO A+ member


    • Constructed company website
    • Developed 120kW generator controller (Hyundai Rotem)
    • Developed 3.3kW mount-type charger (Hyundai Mobis)
    • Moved Head Office and R&D Center to Suwon


    • Developed 3 types of DC-DC converters for fuel cell buses (Hyundai Motors)
    • Certified as venture business
    • Founded R&D Center


    • Established EGTRONIC, Col, Ltd.