Overview
- Summary
- Seoho Electric Co., Ltd., established in 1981, is a specialized drive control system company, a leader in port crane control systems and industrial facility control systems. The company is a KOSDAQ-listed entity producing a diverse range of power conversion devices, including AC inverters, DC converters, and energy-saving devices. It is a key technology company contributing to the enhancement of efficiency in domestic and international port automation and industrial sites. Through continuous technological development and rigorous quality control, the company strives to meet customer expectations.Seoho Electric Co., Ltd., established in 1981, is a specialized drive control system company, a leader in port crane control systems and industrial facility control systems. The company is a KOSDAQ-listed entity producing a diverse range of power conversion devices, including AC inverters, DC converters, and energy-saving devices. It is a key technology company contributing to the enhancement of efficiency in domestic and international port automation and industrial sites. Through continuous technological development and rigorous quality control, the company strives to meet customer expectations.
- Key Products/Technologies
- High Voltage AC Drive (HV 3300V, HV 6600V): Capability to supply high-voltage AC inverters of 3,300V and 6,600V.High Voltage AC Drive (HV 3300V, HV 6600V): Capability to supply high-voltage AC inverters of 3,300V and 6,600V.
- High-Speed AC Drive (HSIM, HSPMSM): AC drive solutions specialized for high-speed motor control.High-Speed AC Drive (HSIM, HSPMSM): AC drive solutions specialized for high-speed motor control.
- Electric Vehicle AC Drive (EV DRIVE, V4TL): Drive for large commercial electric vehicles, boasting excellent performance, compact size, high output, and strong torque across all speed ranges. Features IP67 waterproof and dustproof performance, along with high-efficiency power conversion technology for eco-friendly solutions.Electric Vehicle AC Drive (EV DRIVE, V4TL): Drive for large commercial electric vehicles, boasting excellent performance, compact size, high output, and strong torque across all speed ranges. Features IP67 waterproof and dustproof performance, along with high-efficiency power conversion technology for eco-friendly solutions.
- DC Drive (DC 42): A device that converts 3-phase AC power into DC power through thyristor phase angle control to manage DC motors.DC Drive (DC 42): A device that converts 3-phase AC power into DC power through thyristor phase angle control to manage DC motors.
- Regenerative Converter (RCU, VDC, VD, NV, SOHO VDU, SLUP, SLU): Power regeneration device that stores and reuses energy generated from devices like elevators and cranes. Includes the SOHO VDU model, a vector inverter with a built-in pressure reactor that eliminates the need for separate braking units or resistors. Achieves low noise through high-speed switching, easy installation, and is an eco-friendly product for energy saving.Regenerative Converter (RCU, VDC, VD, NV, SOHO VDU, SLUP, SLU): Power regeneration device that stores and reuses energy generated from devices like elevators and cranes. Includes the SOHO VDU model, a vector inverter with a built-in pressure reactor that eliminates the need for separate braking units or resistors. Achieves low noise through high-speed switching, easy installation, and is an eco-friendly product for energy saving.
- RTGC Fuel Saving System (ESS): An energy-saving system designed to reduce fuel consumption in container cranes.RTGC Fuel Saving System (ESS): An energy-saving system designed to reduce fuel consumption in container cranes.
- Voltage and Frequency Converter (PS): A device that converts voltage and frequency to ensure stable power supply.Voltage and Frequency Converter (PS): A device that converts voltage and frequency to ensure stable power supply.
- External Dynamic Braking Unit (DBU): An external unit that assists the braking function of drive systems.External Dynamic Braking Unit (DBU): An external unit that assists the braking function of drive systems.
- Port Crane Control Systems and Unmanned Solutions: Establishment of an unmanned control platform integrating container crane automation systems, motor drive controls, position control systems, anti-sway devices, and monitoring systems. Research and commercialization of safe and reliable systems applying new technologies such as 1D/2D sensors, LiDAR, VA (Video Analytic), and 3D camera solutions.Port Crane Control Systems and Unmanned Solutions: Establishment of an unmanned control platform integrating container crane automation systems, motor drive controls, position control systems, anti-sway devices, and monitoring systems. Research and commercialization of safe and reliable systems applying new technologies such as 1D/2D sensors, LiDAR, VA (Video Analytic), and 3D camera solutions.
- Low Voltage AC Drive (VD, SOHO NC): Ensures stable control with sensorless and sensored vector control, maximizing user convenience with auto-tuning and built-in PID control. Applicable to various loads including material handling, fans, pumps, extruders, and winders.Low Voltage AC Drive (VD, SOHO NC): Ensures stable control with sensorless and sensored vector control, maximizing user convenience with auto-tuning and built-in PID control. Applicable to various loads including material handling, fans, pumps, extruders, and winders.
- Core Advantages
- Unrivaled Technological Expertise in Port Crane Control Systems: A pioneering company that first supplied unmanned automation systems to Busan Port and applied its independently developed smart automation system to Busan New Port's Pier 7. Establishment of an unmanned control platform based on proprietary control algorithms and optimized operation software for crane driving and automation control.Unrivaled Technological Expertise in Port Crane Control Systems: A pioneering company that first supplied unmanned automation systems to Busan Port and applied its independently developed smart automation system to Busan New Port's Pier 7. Establishment of an unmanned control platform based on proprietary control algorithms and optimized operation software for crane driving and automation control.
- Competitive Edge in the Global Market: Holds the global second position in unmanned equipment automatic control for port cranes, following ABB. Strengthens its global presence by supplying crane automation systems to major international ports, including Singapore's Tuas Megaport, one of the world's largest smart fully automated container terminals.Competitive Edge in the Global Market: Holds the global second position in unmanned equipment automatic control for port cranes, following ABB. Strengthens its global presence by supplying crane automation systems to major international ports, including Singapore's Tuas Megaport, one of the world's largest smart fully automated container terminals.
- Customized Solutions and Software Application Technology: Capability to produce port crane drive control systems on a custom-order basis according to client requirements. Expertise in developing dedicated crane software based on over 30 years of know-how and applying it to meet diverse customer needs.Customized Solutions and Software Application Technology: Capability to produce port crane drive control systems on a custom-order basis according to client requirements. Expertise in developing dedicated crane software based on over 30 years of know-how and applying it to meet diverse customer needs.
- Leadership in Energy Efficiency and Eco-Friendly Technology: Utilizes the 'SOHO VDU' regenerative converter integrated vector inverter model to return braking energy to the AC power source for reuse. Provides eco-friendly solutions through RTGC fuel saving systems and regenerative converters, leading to fuel reduction, extended engine life, and reduced maintenance costs.Leadership in Energy Efficiency and Eco-Friendly Technology: Utilizes the 'SOHO VDU' regenerative converter integrated vector inverter model to return braking energy to the AC power source for reuse. Provides eco-friendly solutions through RTGC fuel saving systems and regenerative converters, leading to fuel reduction, extended engine life, and reduced maintenance costs.
- Extensive R&D and Patent Portfolio: First to develop a deep learning-based video recognition system for port automation. Possesses over 20 invention patents, including container control and monitoring methods, automatic loading/unloading systems, human detection systems, truck license plate recognition systems, truck head recognition and adjacent container detection systems, and container safety monitoring methods.Extensive R&D and Patent Portfolio: First to develop a deep learning-based video recognition system for port automation. Possesses over 20 invention patents, including container control and monitoring methods, automatic loading/unloading systems, human detection systems, truck license plate recognition systems, truck head recognition and adjacent container detection systems, and container safety monitoring methods.
- Prompt After-Sales Service and Price Competitiveness: Strong advantages in price competitiveness and swift after-sales service compared to international competitors, as a domestic brand.Prompt After-Sales Service and Price Competitiveness: Strong advantages in price competitiveness and swift after-sales service compared to international competitors, as a domestic brand.
- Target Industrie
- Port and Logistics Industry: Automation and control systems for material handling equipment such as container cranes, yard cranes, and lifts.Port and Logistics Industry: Automation and control systems for material handling equipment such as container cranes, yard cranes, and lifts.
- Shipbuilding Industry: Drive control systems for shipyard cranes.Shipbuilding Industry: Drive control systems for shipyard cranes.
- Heavy Industry and Steel Industry: Industrial facility control systems for coal mines, mining conveyors, FANs, BLOWERs, PUMPs in oil refining/petrochemical plants, and rolling mills in steel companies.Heavy Industry and Steel Industry: Industrial facility control systems for coal mines, mining conveyors, FANs, BLOWERs, PUMPs in oil refining/petrochemical plants, and rolling mills in steel companies.
- Construction and Transportation Industry: Regenerative energy converters for elevators and drives for large commercial electric vehicles.Construction and Transportation Industry: Regenerative energy converters for elevators and drives for large commercial electric vehicles.
- General Industry: Control of various industrial power equipment such as fans, pumps, extruders, and winders.General Industry: Control of various industrial power equipment such as fans, pumps, extruders, and winders.
- Major Markets
- Japan, China, Taiwan, Southeast Asia, Singapore (Tuas Megaport, Pasir Panjang)Japan, China, Taiwan, Southeast Asia, Singapore (Tuas Megaport, Pasir Panjang)
- United StatesUnited States
- Mexico, PanamaMexico, Panama
- Certifications/Patents
- Patent for container control and monitoring method using smart image recognition system.Patent for container control and monitoring method using smart image recognition system.
- Patent for system and method to stop operation in case of problematic situations.Patent for system and method to stop operation in case of problematic situations.
- Patent for traffic light and voice output system.Patent for traffic light and voice output system.
- Patent for automatic container folding system.Patent for automatic container folding system.
- Patent for automatic container stacking system and method.Patent for automatic container stacking system and method.
- Patent for automatic landing system and method for container stacking devices using spreader camera images.Patent for automatic landing system and method for container stacking devices using spreader camera images.
- Patent for multi-functional container self-unloading device and its skew correction system.Patent for multi-functional container self-unloading device and its skew correction system.
- Possession of over 20 invention patents, including human detection systems, truck license plate recognition systems and methods, truck head recognition and adjacent container detection systems and methods, container safety monitoring methods, and container stacking systems and methods.Possession of over 20 invention patents, including human detection systems, truck license plate recognition systems and methods, truck head recognition and adjacent container detection systems and methods, container safety monitoring methods, and container stacking systems and methods.
- Chairman Lee Sang-ho awarded the 2024 Korea Electric Industry Grand Prize.Chairman Lee Sang-ho awarded the 2024 Korea Electric Industry Grand Prize.
- Chairman Lee Sang-ho awarded the Industrial Service Merit Medal in 2018 for contributions to the electric equipment industry.Chairman Lee Sang-ho awarded the Industrial Service Merit Medal in 2018 for contributions to the electric equipment industry.
Introduction
Key Products
Location
9 Gwiin-ro, Dongan-gu, Anyang, Gyeonggi-do, South Korea
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