SEWONCELLONTECH the leading producer of industrial hydraulic equipment, has played a central role in the establishment of Korea’s industrial infrastructure for the past 40 years.

SEWONCELLONTECH manufactures top-quality superprecision hydraulic machines using its hard-earned know-how acquired through technology transfer with YUKEN, a top Japanese hydraulic equipment maker. SEWONCELLONTECH is recognized for its unique sales network and timely product delivery. The company’s hydraulic machines are essential components of automated systems in vehicles, steel-making process, facilities and machine tools made of nonferrous metals, catapult, press, construction equipment, industrial vehicles, shipbuilding lines, and other industrial processes.

Business Areas

hydraulic pump

High-efficiency
variable–type high-
pressure piston pump
Vane pump
Gear pump

hydraulic valve

Pressure
Flux
Direction-control valve
Modular Valve
Proportioning control valve

hydraulic cylinder

Industrial actuator
Construction
machinery
actuator

hydraulic unit

POSCO
Power-generation
equipment
Customized system
air valve used in
floodgate dams
Air cylinders

Control Valve assembly

Mobile valve complex
for construction
equipment
Industrial Vehicles

Business Prospects

With our high market share in the industrial hydraulic equipment business, we continue to make inroads into new business areas such as construction equipment, industrial vehicles shipbuilding and marine engineering.

We also manufacture products using our accumulated technology, know-how and continuous investment in research and development. Moreover, we constantly explore future-oriented business models and expand our customized system production through our own Heritus brand. To meet the increasing demand of our customers, we are currently reviewing our plan to introduce new technology in the area of construction equipment, as well as we have moved our production department to a new, better production facility.