About Us
For over 30 years, we have been at the forefront of design, engineering and manufacturing of Steam Jet Ejector Vacuum Systems for power and process industries across 40 plus countries. Our legacy is built on a strong foundation of technical expertise, precision manufacturing, and a commitment to delivering high-performance, energy-efficient vacuum solutions tailored to the needs of our partners.
From single-stage ejectors, thermoscompressors to complex four or five stage multi-stage vacuum systems, ejector with vacuum pump combination with hybrid vacuum systems, we specialize in custom-designed solutions that meet the demanding requirements of sectors such as chemicals, pharmaceuticals, steel, power, power generation, food processing, edible oil and more. Visit our Product page for complete range.
Our 100% in-house capabilities include advanced design software, rigorous quality control, performance testing and a skilled team of engineers and technicians who bring deep domain knowledge and a passion for innovation to every project.
We have supplied hundreds ejector vacuum system for chemical processing and Edible oil Plants and are pioneer for our supplies of Turbine Vacuum System / Steam Jet Air Ejectors for West to Energy Power Plants. Customised solutions are the key to success.
JET FLOW Technologies – Precision Engineering for Critical Processes Across South Korean Process and Power Sectors
South Korea's nuclear, power generation, and process industries need equipment that doesn't fail under pressure, and that's what JET FLOW Technologies builds: energy-efficient steam jet ejectors, advanced vacuum systems, heat transfer equipment, and precision valves, all shaped by decades of international engineering experience and supported locally.
Consider the range we offer as a steam ejector supplier: single- and two-stage ejectors, three-stage through six-stage models, and multi-nozzle variable-flow designs. That's before you factor in what else we're recognised for, a Steam Jet Air Ejector supplier, a Steam Jet Thermocompressor supplier, and a vacuum ejector supplier and vacuum ejector manufacturer for edible oil and food processing plants. Add hybrid systems combining steam jet ejectors with liquid ring vacuum pumps, water jet ejectors, steam surface condensers, gland vent condensers, steam condensing systems, feedwater heaters and heat exchangers, and it's clear this isn't a company that specialises narrowly.
The Engineering Priorities Behind Every JET FLOW System
JET FLOW Technologies designs its equipment around what South Korea's process industries actually demand — nuclear and thermal power generation first, then steel manufacturing, biopharmaceutical and fine chemical processing, and food processing. It's worth noting where that demand concentrates: the nuclear power stations of Ulsan and Uljin, and the steel manufacturing complexes of Pohang and Gwangyang, all of which run under sustained heat, heavy load and round-the-clock conditions. Our equipment is built for exactly that.
Energy efficiency isn't a marketing line here; it's a design constraint we work within from the start. Lower steam consumption, reduced operating costs and less energy waste translate directly into savings for South Korean plant operators. Our ejectors, vacuum systems and heat transfer equipment are built to run for extended periods with only routine maintenance, which matters considerably as South Korea brings new reactors online and pursues an expanding pipeline of overseas nuclear export projects.
Every product we ship meets international quality benchmarks, then gets adapted further to South Korea's operating conditions, utility standards and regulatory requirements. What keeps that equipment performing reliably over time comes down to corrosion-resistant materials, rugged construction and exacting design tolerances — the combination that minimises downtime and supports long-term process stability.
International engineering know-how paired with local, on-the-ground support is how JET FLOW Technologies helps South Korean industries build lasting operational performance, the kind that also supports the country's energy security and export growth goals.
Our Products
Vacuum Division
JET FLOW Technologies has a strong track record as a manufacturer of advanced industrial vacuum systems across South Korea, with a presence spanning Seoul, Ulsan, Uljin, Pohang and Gwangyang. What goes into every system we build is deep engineering experience combined with real application know-how, and that's precisely why performance holds steady even under the toughest operating conditions. Four priorities shape the design work: efficiency, reliability, low maintenance and long service life. That's the standard our equipment is trusted to meet in demanding industrial environments.
Single And Multi Stage Ejectors
Single And Multi Stage Ejectors from JET FLOW Technologies deliver dependable vacuum generation for a wide range of industrial applications — evaporation, distillation and vacuum degassing processes across South Korea's nuclear power and steel manufacturing sectors chief among them. Whether a single-stage or multi-stage design fits the requirement, our engineering gets plants to their required vacuum level quickly and without excess steam consumption.
a. Single And Two Stage Steam Jet Ejector
JET FLOW's Single And Two Stage Steam Jet Ejector systems are built for applications needing moderate vacuum levels, with a design that's simple, sturdy and easy to maintain. Nuclear power plants, steel mills and process applications around Ulsan and Pohang already run this equipment. What makes them reliable is straightforward: no moving parts, minimal maintenance, and a long operational life.
b. Three Stage Steam Jet Ejector
JET FLOW's Three Stage Steam Jet Ejector is built for deep vacuum applications where higher vacuum levels are essential. Steel mills and power plants rely on three-stage systems for vacuum degassing, evaporators and vacuum drying — and years of proven design expertise let JET FLOW Technologies supply units that hit the required vacuum level while keeping steam consumption low.
c. Four Stage Steam Jet Ejector
The Four Stage Steam Jet Ejector from JET FLOW Technologies is built for industrial processes that call for high vacuum and continuous, uninterrupted operation, and it shows up across large-scale applications in South Korea's nuclear, steel and power sectors. As a trusted four-stage ejector supplier, we develop each solution from the process data and site conditions of the specific project, building in vacuum performance, steam efficiency and long-term reliability as standard, not as an add-on.
d. Five Stage Steam Jet Ejector
The Five Stage Steam Jet Ejector is engineered for high-vacuum industrial processes that demand continuous operation without downtime, widely applied across the nuclear, steel and biopharmaceutical sectors. As a recognised five-stage ejector supplier, JET FLOW Technologies builds each solution around your specific process data and site conditions, keeping vacuum performance stable and steam consumption efficient over the long run.
e. Six Stage Steam Jet Ejector
At the top tier of vacuum engineering is the Six-stage steam jet ejector, designed for very deep vacuum in complex industrial processes. As a recognised six-stage vacuum ejector supplier, JET FLOW Technologies builds units that hold up under the harshest conditions without sacrificing efficiency. Vacuum stability, energy use and component life are all weighed together in the engineering, and every unit comes with clear support and competitive pricing behind it.
f. Multi Nozzle And Variable Flow Ejectors
When a process swings significantly in load, JET FLOW Technologies answers with Multi Nozzle And Variable Flow Ejectors that adjust automatically to changing operating conditions, cutting steam consumption while keeping vacuum levels stable. Batch steelmaking heats, biopharmaceutical batch processing and other variable-load operations across South Korea benefit from exactly this kind of flexibility, gaining better energy efficiency through adjustable nozzle configurations.
2. Steam Jet Air Ejector
As a well-established Steam Jet Air Ejector supplier and Steam Jet Air Ejector manufacturer, JET FLOW Technologies keeps surface condensers and vacuum systems free of non-condensable gases, which is what directly boosts condenser efficiency and heat transfer performance. These systems see extensive use as power plant steam jet ejectors, including installations supporting nuclear power operations around Ulsan and Uljin. Proper vacuum conditions in condensers raise turbine efficiency and cut energy losses, and every system is designed for continuous duty in the demanding environment of a nuclear power plant.
3. Steam Jet Thermocompressor
JET FLOW Technologies has built a strong reputation as a reliable Steam Jet Thermocompressor manufacturer, largely on the strength of energy recovery — one of the main jobs these units perform, recovering low-pressure or waste steam and recompressing it to a usable pressure, which lifts overall plant efficiency. That's exactly why thermocompressors have become common across South Korea's steel, chemical and food processing industries, valued for cutting fuel use and operating costs. No moving parts means JET FLOW's thermocompressors need very little upkeep and hold up for years.
4. Steam Jet Ejector Vacuum System For Edible Oil And Food Processing Plants
Hygiene, consistency and product quality aren't negotiable in food processing or edible oil refining, so this vacuum ejector system is purpose-built around those exact requirements. JET FLOW Technologies takes established vacuum engineering and applies it to the food industry's specific needs, and the result is systems that are both reliable and clean-running. Installations already support South Korea's food processing sector, including its fermented food and seasoning production. What precise vacuum control delivers throughout the process is better product quality, processing efficiency and operational reliability together, and the design keeps production continuous while meeting the strict standards the food and edible oil industry demands.
5. Steam Jet Ejector And Liquid Ring Vacuum Pump Combination Type Hybrid Vacuum System
JET FLOW's hybrid industrial ejector vacuum system combines steam jet ejectors with liquid ring vacuum pumps, and the payoff is greater operational flexibility than either technology delivers alone. Vacuum performance stays steady across a wide range of operating conditions as a result, which matters most where load changes are frequent. Plants weighing performance against pump and operating costs often settle on a hybrid system for exactly this reason. Across South Korea's steel, biopharmaceutical and heavy industrial sectors, these systems win out on reliability, energy savings and vacuum control compared with running independent systems.
6. Water Jet Ejector
JET FLOW Technologies is a leading Water Jet Ejector supplier, and what we offer is dependable systems that use water rather than steam as the motive fluid to generate vacuum — simple, economical and easy to maintain. Water jet ejectors see wide use in wastewater treatment plants, laboratories and smaller industrial operations throughout South Korea. Wherever steam isn't readily available, the rugged build and straightforward operation of a Water Jet Ejector becomes the practical answer, and JET FLOW Technologies designs every unit to deliver consistent performance even as operating conditions vary.
Heat Transfer Division
JET FLOW Technologies supplies advanced heat transfer equipment built for demanding working conditions at nuclear power plants, steel mills, biopharmaceutical facilities and process industries across South Korea, spanning the nuclear sites of Ulsan and Uljin to the steel and industrial corridors of Pohang and Gwangyang. Deep expertise in thermal design and manufacturing underpins the steam surface condensers, steam condensing systems, feedwater heaters and heat exchangers we provide, all of which keep plant operations running continuously. Every system is engineered for its specific site, lowering energy consumption while supporting long-term operational reliability.
Steam Surface Condenser
JET FLOW Technologies designs and builds high-efficiency Steam Surface Condenser systems for power generation plants and industrial steam applications. As a trusted manufacturer of surface condensers, we supply units that convert waste steam back into water while maintaining optimal vacuum conditions. Nuclear power stations around Ulsan and Uljin rely on these systems widely to lift turbine output and cut fuel use. A long service life, low pressure drop and stable thermal performance under continuous operation all trace back to the premium materials and precise tube arrangements built into every condenser.
Gland Vent Condenser
Turbine efficiency and steam leakage prevention in power generation systems both come down to the Gland Vent Condenser, a JET FLOW Technologies system designed specifically to cool steam escaping from turbine shaft seals — raising plant efficiency while cutting steam loss. Power stations and manufacturing plants across South Korea's key industrial regions commonly install this equipment. A compact build, efficient heat transfer and dependable performance combine to protect turbine components while keeping vacuum conditions stable.
Steam Condensing System
JET FLOW's Steam Condensing System solutions deliver efficient condensation and heat recovery for power and process industries. What makes condenser performance stable here is a single unit bringing together a surface condenser, vacuum equipment and supporting components. Built for maximum heat transfer and minimal operational losses, these systems are widely used in power plants and large industrial facilities across Seoul, Ulsan, Uljin and Pohang.
Feedwater Heater
JET FLOW Technologies is a leading supplier of high-performance feedwater heaters for power plants and industrial steam cycles. Instead of letting steam go to waste, these systems put it to work preheating boiler feedwater, cutting fuel consumption and reducing thermal stress. Both open and closed Feedwater Heater designs are available, depending on the operating requirement. Nuclear power plants across Ulsan and Uljin run our feedwater heaters and know them for thermal efficiency, mechanical reliability and long service life, with careful design ensuring proper heat transfer under safe operating conditions.
Heat Exchanger
JET FLOW Technologies produces Heat Exchanger systems for industries that depend on efficient thermal exchange, nuclear power, steel and biopharmaceutical process industries among them. Our range includes tube heat exchangers and shell-and-tube designs built to withstand extreme pressures and temperatures. Installations across South Korea support cooling, heating and energy recovery applications. What extends service life and cuts fouling comes down to rugged construction and well-engineered flow paths, with every Heat Exchanger meeting international standards while still being tailored to the specific process and site.
Valve Division
JET FLOW Technologies offers a full range of industrial valves engineered for demanding flow, pressure and temperature control applications. Our valve division supplies nuclear power generation, steel manufacturing and biopharmaceutical sectors across South Korea, including operations in Ulsan and Pohang. Built for high performance and operational safety, our valves provide precise control over steam and process fluids even under extreme conditions. Strong engineering combined with compliance to world-class standards is what lets our valve solutions maximise plant output, protect machinery, and support trouble-free, long-term operation even in demanding industrial settings.
Turbine Bypass Valve System
JET FLOW's turbine bypass valve system protects steam turbines during startup, shutdown and load changes, redirecting steam safely to the condenser in a controlled manner so that pressure and temperature stay within safe limits. Power plants around Ulsan and Uljin value these valves for their reliability in supporting efficient thermal management of turbine components. Fast response and precise control were built into the design from the outset, which is what reduces downtime and improves plant reliability, with rugged construction and premium materials ensuring long service life even under extreme steam conditions.
High Pressure Control Valve
JET FLOW's High Pressure Control Valve is engineered for precise control of steam and process fluids, even under extreme pressure and temperature — which is exactly why nuclear power plants, steel mills and biopharmaceutical facilities across South Korea rely on it. Advanced trim technology delivers stable flow control with very low noise and minimal vibration. Every valve is built to strict performance standards, ensuring safe, reliable operation, with careful engineering that extends valve life while maintaining consistent process control in critical systems.
Steam Conditioning Valve
JET FLOW's Steam Conditioning Valve was developed specifically for the South Korean market, providing precise control of steam pressure and temperature. Built for high dependability, it guarantees consistent downstream conditions, protecting equipment and improving energy efficiency across power, process and industrial applications.
Safety Valve
JET FLOW Technologies manufactures safety valves that provide critical protection against overpressure conditions. Across South Korea, these valves show up in a range of essential industrial applications, including boilers, steam lines and pressure vessels in both power and process industries. What these valves are built for is quick, safe pressure release, which helps reduce the risk of equipment damage and hazardous conditions. Built to global safety standards, they deliver steady performance even under extreme conditions.
Steam Desuperheaters
JET FLOW Technologies offers a complete range of Steam Desuperheaters for precise steam temperature control across power and industrial applications. Widely used in nuclear power plants and process facilities across Ulsan, Uljin and Pohang, these systems ensure steam temperature stays within the requirements of downstream equipment. Efficient heat removal is paired with stable pressure conditions, while reliable atomisation and fast temperature response protect pipelines, turbines and heat exchangers from thermal damage. Every system is built for performance that's both consistent and long-lasting.
a. Fixed Area Nozzle Steam Desuperheaters
The fixed area nozzle steam desuperheater is built for applications with steady operating conditions and consistent steam flow, cooling steam effectively through finely atomised water injection. Fixed nozzle desuperheaters from JET FLOW Technologies are well established in industrial plants and power stations across South Korea for dependable temperature control with minimal maintenance. What keeps operation simple is a sturdy, uncomplicated design, and precise assembly ensures effective heat absorption and long-term reliability.
b. In-line Venturi Steam Desuperheater
JET FLOW's In-line Venturi Steam Desuperheater delivers accurate steam temperature regulation through water injection and mixing, with a compact design that suits power plants and factories with limited space around Seoul and Ulsan. What drives faster temperature reduction is the venturi design itself, which improves atomisation and evaporation. Built for long life and stable operation, these desuperheaters deliver consistent performance even as steam loads vary, protecting downstream equipment while improving overall process efficiency.
c. Multi Nozzle Steam Desuperheater
The Multi Nozzle Steam Desuperheater is designed for applications that need a wide operating range alongside precise temperature control, using multiple spray nozzles to ensure even water distribution and efficient process cooling. Major power plants and industrial facilities across South Korea have these units installed, where JET FLOW's multi-nozzle desuperheaters handle high-capacity steam flows effectively and adapt to varying loads without compromising steam quality.
d. Venturi Steam Desuperheater
JET FLOW's Venturi Steam Desuperheater combines highly efficient steam flow acceleration with precise water injection for rapid temperature reduction. What benefits from the resulting mixing and evaporation performance is demanding energy and process applications. Installed across South Korea's industrial regions, these desuperheaters deliver stable temperature control with reduced pressure loss, and a rugged design keeps them running continuously even under very high steam temperatures.
Matching Thermal Engineering to South Korea's Nuclear Build-Out
South Korea's nuclear and industrial base needs thermal engineering that can keep pace with an active new-build and export cycle, holding up under conditions ranging from the coastal environment of Ulsan to the dense industrial corridors of Pohang and Gwangyang. JET FLOW Technologies is positioned to be that partner, supplying advanced heat transfer equipment across the country's industrial landscape.
Inside South Korea's Nuclear Construction and Export Boom
South Korea is one of the world's most active nuclear builders and exporters, and nothing about the sector suggests it's slowing down. Consider what's happened just in 2026: the Saeul-3 APR1400 unit near Ulsan achieved first criticality in April, with commercial operation targeted for October, while construction continues on the Shin Hanul 3 and 4 APR1400 units near Uljin, backed by a $2.2 billion equipment contract with Doosan Enerbility. The government has confirmed plans for two further large reactors by 2037-2038, plus the country's first commercial small modular reactor. On the export side, Korea signed an $18.6 billion contract to build two APR1000 units at Dukovany in the Czech Republic, and is now proposing APR1400 construction in the United States as part of a broader $200 billion investment commitment. All of that puts steam surface condensers, feedwater heaters, turbine vacuum ejector systems and steam conditioning valves squarely at the center of South Korea's next phase of nuclear investment — and that's exactly where the core product range from JET FLOW Technologies, a specialist steam ejector supplier and vacuum ejector manufacturer, fits.
The Case for Hybrid Ejector Systems at Korean Nuclear Sites
Our Hybrid Ejector Systems pair proven steam jet technology with modern engineering refinements, built specifically to handle the strict safety codes, long asset lifecycles and demanding uptime requirements that come with nuclear power plant construction and operation in South Korea.
- Strong energy efficiency across long, continuous operating cycles
- Reduced maintenance needs to support tight outage and commissioning schedules
- Flexibility to adapt across varying steam and load conditions
- A track record of reliability in continuous, 24/7 power plant operations
- Engineering built around South Korea's strict nuclear safety and quality codes
POSCO and the Vacuum Demands of Modern Steelmaking
South Korea's steel industry, led by producers such as POSCO, depends heavily on vacuum degassing processes such as RH degassing and vacuum oxygen decarburization to refine molten steel. Both processes rely on multi-stage steam jet ejector systems to generate and hold the vacuum levels required — there's no shortcut around it. As a Steam Jet Air Ejector supplier and Steam Jet Air Ejector manufacturer, JET FLOW Technologies brings decades of international expertise to these mills, building ejectors and vacuum systems that hold up under the demanding, high-temperature conditions of a steelmaking plant.
Our Steam Jet Ejector Advantages:- No moving parts, which keeps reliability high
- Handles a broad range of non-condensable gases
- Low maintenance demands even at high-temperature sites
- Custom materials available for corrosive or high-purity service
- A proven record across South Korean industrial installations
Serving the Biologics Manufacturing Boom Around Samsung Biologics and Celltrion
South Korea has become a global hub for biologics manufacturing, led by companies such as Samsung Biologics and Celltrion, and that position demands equipment able to hold to strict standards of purity and consistency. Our vacuum ejectors support distillation, drying and solvent recovery processes, helping South Korean producers maintain product quality while meeting international pharmaceutical manufacturing standards.
From Reactor Construction to Export: Our Role in Korean Nuclear Power
South Korea's nuclear sector, from new reactor construction to a growing pipeline of overseas export projects, needs equipment that performs reliably across long, uninterrupted production runs. Our vacuum ejector systems already support condenser evacuation, commissioning and vapour recovery processes at nuclear power sites across the country.
Nuclear Power Applications:- Steam turbine condenser evacuation
- New reactor commissioning support
- Startup and shutdown vacuum assistance
- Emergency vacuum backup systems
- Support for overseas APR1400 export reactor projects
Why Pump System Design Can't Be an Afterthought
As a trusted Ejector Pump Manufacturer serving South Korea, we work from a simple observation: a plant's success depends on more than any single component performing well in isolation. That's why our approach is integrated, optimising every ejector pump system for the specific site conditions it will operate under — local water quality, ambient temperature, and the operational demands unique to each South Korean facility.
A Steam-Free Option: Water Jet Ejector Technology
Where steam isn't readily available, or where water-based vacuum generation simply makes more operational sense, our Water Jet Ejector systems offer an environmentally friendly alternative. South Korea's coastal industrial sites are particularly well suited to this equipment, as are applications that call for precise temperature control.
Water Jet Ejector Benefits:- No steam consumption required
- Well suited to temperature-sensitive applications
- Lower environmental impact
- Reduced operating costs at coastal, water-accessible sites
- Simpler maintenance for site crews
What Sets Us Apart for Korean Industrial Clients
Local Knowledge, Global Standards: Our team understands South Korean industrial regulations, nuclear safety requirements and day-to-day operational realities, while holding every product to international quality standards.
Proven Track Record: Installations across South Korea's nuclear, steel, biopharmaceutical and process sectors reflect our ongoing commitment to reliability and performance.
Comprehensive Support: From early design consultation through commissioning and long-term maintenance, we stay involved at every stage.
Quality Manufacturing: Equipment is built to ASME codes and HEI standards, supporting long service life and dependable operation.
Fast Delivery: Our manufacturing capabilities are set up to meet the timelines South Korean projects run on.
Engineering Solutions Shaped by South Korea's Specific Demands
Every industrial application in South Korea comes with its own set of demands. Our engineering team develops custom heat transfer and vacuum solutions to address specific needs, including:
- Compliance with South Korea's Nuclear Safety and Security Commission requirements
- Integration with new reactor construction and commissioning schedules
- Coastal site considerations for nuclear and steel facilities
- Integration with local control systems
- Compliance with South Korean environmental regulations
BUILD YOUR NEXT PROJECT IN SOUTH KOREA WITH US
From the nuclear power stations of Ulsan and Uljin to the steel and industrial corridors of Pohang and Gwangyang, JET FLOW Technologies is committed to supporting South Korea's industrial growth with dependable, efficient process equipment. Our solutions are built to meet specifications and go beyond them, delivering the kind of performance and reliability South Korean industries need as they invest and expand.
Ready to transform your operations? Contact JET FLOW Technologies to discuss how our vacuum systems, heat transfer equipment and valve solutions can support your South Korean industrial processes. Our thermal engineering team is ready to work through the details of your specific application.
JET FLOW Technologies: Global Engineering Excellence, Matched to South Korea's Industrial Vision.
