What 미림씨스콘 (Milim Syscon Co. Ltd.) does

Milim Syscon Co. Ltd. (미림씨스콘) is a privately held Korean power electronics distributor and engineering services company founded in 1993 as Milim Trading and incorporated in 1997. Headquartered in Seongnam-si, Gyeonggi-do, with a separate Corporate Research Institute in the Wirye area of Seongnam, the company operates as an authorized Korean distributor for multiple leading global power electronics brands, including Hitachi Energy (IGBT, IGCT, SiC MOSFET modules), ABB low-voltage products, Petercem sensors, ICEL/EXXELIA/API/Sheng Ye capacitors, MIBA/Danotherm power resistors, PEM current probes, ScandiNova pulsed power modulators, Firstack test equipment, and Kapteos electro-optical sensors. On the simulation and testing side, the company distributes PLECS software, Typhoon HIL hardware-in-the-loop (HIL) platforms, Imperix rapid control prototyping systems, and Plexim RT-Box real-time simulators, alongside the morEnergy grid monitoring line and Myway PE-Expert4 digital control systems.

The company also performs in-house engineering through its Corporate Research Institute, delivering Typhoon HIL-based smart grid verification, rapid control prototyping using Imperix BoomBox, RT-Box, and PE-Expert4 platforms, and custom power electronics design services including capacitor charging power supplies, HIL interface modules, pulsed discharge systems, and power semiconductor coolers and clamps. It holds a Korean patent (registered July 2023) on a rapid EV battery charging method using pulse voltage, and operates the Typhoon HIL Asia-Pacific Engineering Center established in 2014. It also sells proprietary Milim Syscon-branded bar clamps and water coolers for power semiconductor mounting, having acquired a water cooler factory in 2013.

Milim Syscon generates revenue through hardware sales of distributed components and simulation platforms, supplemented by engineering services and training, with all transactions routed through a website-based quote inquiry system and supported by a direct technical sales team. Its customer base spans Korean industrial conglomerates (Samsung SDI, LG Electronics, POSCO, KEPCO, Hyundai Rotem, LS Electric, Hanwha Q CELLS, Doosan Purecell, Dawonsys, Hyosung Heavy Industries), elevator and rail manufacturers (Hyundai Elevator, Hyundai Electric), solar and fuel cell players, government and defense research institutes (ADD, KAERI, KERI, Korea Institute of Fusion Energy, Pohang Accelerator Laboratory, Dongnam Institute of Radiological & Medical Sciences), and major Korean universities (Seoul National University, KAIST, Korea University of Science and Technology, Yonsei, Chonbuk National, Sungkyunkwan). Application verticals include railway vehicles, xEV motor drives and EV chargers, renewable energy generation, medical imaging, defense, and pulsed power systems. The company is led by founder-CEO Han-jun Lim and had 18 employees as of the most recent disclosure.

Name

미림씨스콘 (Milim Syscon Co. Ltd.)

Legal name

(주)미림씨스콘

Website

https://milimsys.com

Company type

Private

Founded year

1993

Operating status

Operating

Headcount range

11–50 employees

Short description

Milim Syscon (미림씨스콘) is a Korean authorized distributor and engineering services provider specializing in power electronics components (IGBT, SiC MOSFET, sensors, capacitors) and HIL simulation platforms (Typhoon HIL, PLECS, Imperix) for Korean industrial, defense, railway, EV, renewable energy, and research customers.

Ownership category

akta.pro rank

Product category

Power Electronics Components Distribution

NAICS

Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing (334416), Relay and Industrial Control Manufacturing (335314), Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals (334515)

SIC

Measuring & Controlling Devices, Nec (3829), Instruments For Meas & Testing Of Electricity & Elec Signals (3825)

akta.pro primary industry

Power Modules (IGBT/MOSFET/SiC/GaN Modules) (HDAHAHAH)

akta.pro secondary industry

Power Management & Power ICs (HDAHAAAE)

Keywords

• Power electronics distribution
• Power semiconductors
• Hardware-in-loop simulation
• Pulsed power systems
• Power electronics engineering

Headquarters

HQ city

Seongnam-si (성남시)

HQ country

South Korea

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Technology or R&D, Marketing or Sales, Operations

Revenue model

1. Power Electronics Components Distribution: Revenue generated from distributing power electronics components including semiconductors (IGBT, IGCT, SiC MOSFET modules), sensors (current/voltage), capacitors, resistors, and switches from international brand partners (Hitachi Energy, ABB, Plexim, etc.) to industrial customers in Korea.
2. Power Electronics Simulation Solutions & HIL: Revenue from distributing and supporting HIL (Hardware-in-the-Loop) simulation software and hardware platforms (Typhoon HIL, PLEXIM RT-Box, Imperix) and associated engineering services.
3. Engineering Services: Custom engineering services including power electronics design, controller verification, simulation-based testing, and technical support provided through the company's corporate research institute.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Milim Syscon is a Korean power electronics components distributor and engineering solutions provider that supplies power semiconductors (IGBT, IGCT, SiC MOSFET modules), sensors, capacitors, resistors, and power electronics simulation/HIL platforms from global manufacturers such as Hitachi Energy, ABB, PLEXIM, Typhoon HIL, Imperix, and ScandiNova to Korean industrial customers. The company also operates an in-house corporate research institute that delivers custom power electronics design engineering, HIL-based controller verification, and rapid control prototyping services.

Product overview

Milim Syscon Co. Ltd. is a power electronics components distributor and solution provider established in 1993, offering a comprehensive portfolio of power semiconductor modules (Hitachi Energy IGBT, IGCT, SiC MOSFET), sensors (Petercem), capacitors (ICEL, EXXELIA, API, Sheng Ye), power resistors (MIBA, Danotherm), and pulse power systems (ScandiNova). The company also provides power electronics simulation and testing solutions including PLECS software, Typhoon HIL hardware-in-the-loop simulators, and Imperix control platforms. Business areas span railway vehicles, industrial inverters, electric vehicles, renewable energy, pulse power applications, medical equipment, and defense industries. The company operates its own corporate research institute developing HILS solutions, RCP systems, and power electronics designs.

Differentiator

Problem solved

Functional benefit

Products and services

• Hitachi Energy IGBT and Power Semiconductor Modules IGBT dies and modules, IGCTs, SiC MOSFET modules, thyristors, diodes, GTOs, and surge arrestors for power conversion applications in industrial customers.
• Petercem Sensors Current sensors, voltage sensors, and voltage detectors for power monitoring and control applications.
• ABB Low Voltage Products Circuit breakers, contactors, switches, and surge protective devices (SPD) for low voltage electrical distribution.
• ICEL Film Capacitors Polyester and polypropylene film capacitors for power electronics applications.
• PEM Current Probes CWT, RCT, LFR, and DCFlex range Rogowski coil current probes for high-frequency current measurement.
• ScandiNova Pulsed Power Modulators K-series, M-series, E-series pulse modulators and RF solutions for scientific and industrial applications including klystron modulation.
• PLECS Simulation Software Simulation platform for power electronics system design, analysis, control, and optimization including PLECS Standalone, Blockset, Coder, and Web-Based Simulation.
• Typhoon HIL Hardware-in-the-Loop Simulators HIL 6 Series, HIL 4 Series, HIL 1 Series, and Microgrid HIL solutions for real-time simulation and testing of power electronics control systems.
• Imperix Power Electronics Control Platform

Named customers24 records

Segments7 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators4 records

Recent moves9 records

Expansion highlights6 records

Broad incumbents

• Arrow Electronics: Global value-added distributor of electronic components and enterprise computing solutions serving industrial and transportation customers. Comparable as a broad-line authorized distributor with engineering services overlay.
• Mouser Electronics: Global authorized distributor of semiconductors and electronic components, with significant Korean customer base. Comparable distribution model (authorized franchise, design-in focus), but operates at much larger scale and across a broader catalog.
• Digi-Key Electronics: Global authorized distributor of electronic components with a large Korean design-engineer customer base. Comparable franchise-authorized distribution model, though not power-electronics specialty focused.
• Future Electronics: Global authorized electronic components distributor with strong demand-creation and engineering-support capabilities. Comparable as a value-added distributor with technical field engineering, including in power and industrial segments.
• Avnet: Global broad-line electronic components distributor serving industrial, transportation, and defense customers. Comparable business model, though with much broader catalog and global footprint.
• RS Group (RS Components / RS Korea): Global broad-line electronics and industrial components distributor with an established Korean presence. Comparable as a multi-principal value-added distributor, though operating at vastly larger scale and with a much wider product portfolio.

Regional players

• WPG Holdings: Asia-Pacific semiconductor distribution group with strong Korean operations and a comparable mix of component distribution plus demand-creation services for power, industrial, and consumer customers.
• Kaga Electronics: Japanese electronics distributor with significant semiconductor and power-electronics exposure, primarily serving the Japanese market but with overlap in industrial and automotive customers. Comparable as a regional specialty power-electronics distributor.

Direct peers

• Powell Electronics: US-based specialty distributor focused on power electronics, connectors, and harsh-environment components for aerospace, defense, and industrial markets. Closest international comparable in terms of power-electronics specialty focus.
• Daejin S&T (대진SNT): Korean power-electronics and industrial components distributor with overlapping principals (including ABB) and a similar specialty distribution + engineering services model. Most direct comparable in the Korean market.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/milimsyscon

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about 미림씨스콘 (Milim Syscon Co. Ltd.)