Contact us
At any time and worldwide
KRAL GmbH
Bildgasse 40 Industrie Nord
6890 Lustenau
+43 / 5577 / 8 66 44 - 0
Booster pumps
KRAL booster pumps from the manufacturer in screw spindle design.
Booster pumps from KRAL offer precise and reliable performance for a wide range of industrial applications. Our screw pumps are known for their high efficiency and durability, making them ideal for boosting pressure in systems with a wide variety of fluids. With a robust design and minimal maintenance requirements, they guarantee smooth operation and maximum uptime.
The pumps are capable of generating and maintaining high pressures, making them particularly suitable for use in demanding environments. Our models are flexible in use and can be adapted to specific requirements to ensure optimum performance and energy efficiency.
The pumps are capable of generating and maintaining high pressures, making them particularly suitable for use in demanding environments. Our models are flexible in use and can be adapted to specific requirements to ensure optimum performance and energy efficiency.
KRAL places great emphasis on quality and reliability. Each product is thoroughly tested to meet the highest standards and provide our customers with a first-class solution for their pressure boosting needs. With a comprehensive range of services, we support our customers from planning to installation and maintenance to ensure long-lasting and efficient use of our pumps.
KRAL - Your expert for booster pumps
"Quality, innovation and speed, at all times and worldwide."
KRAL has positioned itself as a manufacturer of quality products at a fair price/performance ratio since the company was founded. We offer customized pumps for pressure boosting systems, from engineering to commissioning, both locally and worldwide. Our after-sales service is also there for you after the purchase.
Convince yourself of our services. We are here for you.
Convince yourself of our services. We are here for you.
Advantages of our booster pumps.
- Maximum efficiency and reliability.
Our booster pumps are characterized by maximum efficiency and reliability. They are designed to deliver consistently high performance even under the most demanding conditions. This means less downtime and lower operating costs for your business.
- Long service life.
Thanks to the use of high-quality materials and advanced manufacturing techniques, our pumps offer an exceptionally long service life. Even with continuous operation, they show minimal signs of wear. This results in a longer service life and lower replacement part costs.
- Energy saving.
Our booster pumps are designed to minimize energy consumption. By using the latest technology and optimized components, the energy requirement is significantly reduced. This not only helps to reduce your operating costs, but also to protect the environment.
- Low maintenance.
With our pumps, you benefit from low maintenance requirements. They are designed so that they can be serviced quickly and easily, thus avoiding long downtimes. This ensures high availability and reliability of your systems.
- Quiet operation.
Another advantage of our pumps is their quiet operation. Thanks to the precise design and high-quality materials, our pumps operate very quietly. This contributes to a more pleasant working environment and reduces noise pollution.
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Flexible connections
If the outer casing of the screw pump is made of steel, almost any position, direction, size, type and classification of the flange is possible. It can be optimally adapted to any installation situation.
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Housing variants
Depending on the operating requirements, the CG series screw pumps are available with cast iron or steel housings.
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External overflow valve
The overflow valve ensures that the liquid is diverted in the event of overpressure.
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Rotary shaft seal
The CK series screw pump is only available with a radial shaft seal. The CL series screw pump can be equipped with different shaft seals thanks to the longer spindle set. External ball bearings are also possible. This pump line is used as a horizontal or vertical foot pump or flange pump as well as a vertical container pump.
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Seal housing
Depending on the operating requirements, different shaft seals are possible for the CL series. The CL screw pump is the slide-in pump used in the CG series. The different housing options allow enormous flexibility in terms of fluid connections. An optional external overflow valve can be fitted to CG screw pumps.
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Longer spindle set
Thanks to the longer spindle set, external ball bearings are also available as an option.
Advantages of our booster pumps at a glance.
- Optimized energy consumption for maximum performance.
- High-quality materials and robust construction.
- High efficiency.
- Very quiet.
- Minimal wear.
- DIN standardization.
- Adaptable for different applications.
Do you have any questions? - We will be happy to help you!
We and our independent sales and service partners are available to you worldwide at any time.
Please contact us by phone or e-mail or use our inquiry form and we will get back to you shortly.
Please contact us by phone or e-mail or use our inquiry form and we will get back to you shortly.
Areas of application for our booster pumps.
Booster pumps as sealing oil pumps.
The reliable supply of sealing oil for the rotating shafts of hydrogen-cooled generators is best achieved using KRAL screw pumps in a three-spindle design. Our K, L or C series pumps offer the right solution depending on the system requirements. They are characterized by reliable start-up, minimized wear and high ease of maintenance. This ensures that your generators operate efficiently and for a long time.
Booster pumps for booster modules.
Our booster pumps for booster modules are ideal for use in complex conveying systems where constant and reliable pressure boosting is required. These pumps ensure even pressure distribution to maximize the efficiency and performance of your system. Thanks to their robust design and high performance, they are perfect for demanding industrial applications that require high operational reliability.
Booster pumps for separators.
Our booster pumps are also ideally suited for use in separators, where they ensure a stable pressure supply. They support the effective separation of liquids and solids by maintaining the necessary pressure to optimize the separation process. With their high efficiency and reliability, they help to reduce operating costs and improve product quality.
Hydraulic pumps for hydropower plants
In lubrication systems, our booster pumps play a crucial role in ensuring the required pressure for the optimal distribution of lubricants. They ensure uniform lubrication of all moving parts, which increases the service life and performance of your machines. Thanks to their precise and reliable pressure control, they make a significant contribution to reducing wear and avoiding downtime.
Do you have any questions about
Booster pumps
Just send us a short message and we will be happy to answer any questions you may have.
Technical data of our booster pumps.
L series
K series
C series
CK series
CL series
CG series
W series
DKC / DLC / DS/L series
DKC series.
DLC series.
DS/L series.
Frequently asked questions about our booster pumps
How do booster pumps work?
Booster pumps increase the pressure in pipelines to transport liquids reliably. As a booster pump manufacturer, we develop solutions that ensure constant performance. The pumps take in a liquid at low pressure and increase it using mechanical energy. This is done with the help of impellers or positive displacement systems.
As a pressure booster pump supplier, we supply suitable models for various sectors. They are used in water supply, industry and process plants. The decisive factors are the flow rate and the required pressure. The pumps work either automatically with pressure sensors or constantly with a fixed output.
As an experienced booster pump supplier, we pay attention to efficient technology and robust materials. The right pump saves energy and ensures smooth operation. If you are looking for a reliable solution, you should focus on quality and regular maintenance. This keeps performance high in the long term.
As a pressure booster pump supplier, we supply suitable models for various sectors. They are used in water supply, industry and process plants. The decisive factors are the flow rate and the required pressure. The pumps work either automatically with pressure sensors or constantly with a fixed output.
As an experienced booster pump supplier, we pay attention to efficient technology and robust materials. The right pump saves energy and ensures smooth operation. If you are looking for a reliable solution, you should focus on quality and regular maintenance. This keeps performance high in the long term.
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What performance classes are there for booster pumps?
Booster pumps are available in different performance classes, depending on the application and area of use. As a booster pump manufacturer, we offer solutions for low, medium and high pressure levels. Small pumps are suitable for simple tasks such as water supply. They are compact and efficient.
As your booster pump supplier, we also supply medium performance classes for industrial processes. These pumps deliver large volumes and ensure a stable pressure. High-performance pumps are required in demanding environments. They can withstand extreme pressure and are used in power plants or chemical plants.
An experienced booster pump supplier, like us, makes sure that the pump exactly matches the requirements. The right choice saves energy and prevents breakdowns. Anyone looking for a reliable solution should seek our advice. This is the only way to ensure optimum performance for the respective application.
As your booster pump supplier, we also supply medium performance classes for industrial processes. These pumps deliver large volumes and ensure a stable pressure. High-performance pumps are required in demanding environments. They can withstand extreme pressure and are used in power plants or chemical plants.
An experienced booster pump supplier, like us, makes sure that the pump exactly matches the requirements. The right choice saves energy and prevents breakdowns. Anyone looking for a reliable solution should seek our advice. This is the only way to ensure optimum performance for the respective application.
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How energy-efficient are modern booster pumps?
Booster pumps are now more energy-efficient than ever before. As your booster pump manufacturer, we rely on modern technologies that reduce energy consumption even further. Efficient motors and optimized hydraulics ensure high performance with low power consumption.
As a booster pump supplier, we offer models with variable speed control. These automatically adapt to the actual demand and avoid unnecessary energy consumption. This saves costs and reduces wear. Intelligent control systems also help to further increase efficiency.
As an experienced booster pump supplier, we can help you find the right solution. Choosing the right pump is crucial for economical operation. Regular maintenance and optimum settings can further reduce energy consumption. Those who opt for modern technology benefit from low operating costs and an environmentally friendly solution.
As a booster pump supplier, we offer models with variable speed control. These automatically adapt to the actual demand and avoid unnecessary energy consumption. This saves costs and reduces wear. Intelligent control systems also help to further increase efficiency.
As an experienced booster pump supplier, we can help you find the right solution. Choosing the right pump is crucial for economical operation. Regular maintenance and optimum settings can further reduce energy consumption. Those who opt for modern technology benefit from low operating costs and an environmentally friendly solution.
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What materials are used for booster pumps?
Booster pumps are made of high-quality materials that vary depending on the area of application. As a booster pump manufacturer, we rely on durable materials that are resistant to corrosion and wear. Stainless steel is often used as it is particularly robust and can withstand aggressive liquids.
However, as your booster pump supplier, we also supply pumps made of cast iron. This material is stable and is often used in water supply applications. Resistant alloys are used for special tasks, for example in the chemical industry. These protect against high temperatures and aggressive media.
As an experienced booster pump supplier, we are there for you when it comes to choosing the right material. The right combination ensures a long service life and high efficiency. Investing in quality reduces maintenance costs and avoids breakdowns. Let us advise you to find the best solution for your needs.
However, as your booster pump supplier, we also supply pumps made of cast iron. This material is stable and is often used in water supply applications. Resistant alloys are used for special tasks, for example in the chemical industry. These protect against high temperatures and aggressive media.
As an experienced booster pump supplier, we are there for you when it comes to choosing the right material. The right combination ensures a long service life and high efficiency. Investing in quality reduces maintenance costs and avoids breakdowns. Let us advise you to find the best solution for your needs.
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How does the delivery head influence the performance of booster pumps?
Booster pumps are designed to pump liquids to a certain height. As a booster pump manufacturer, we know that the delivery head has a direct influence on performance. The higher the medium has to be pumped, the more energy is required. An incorrect design can lead to inefficient operation or pressure loss.
That is why we, as a booster pump supplier, help you to choose the right pump for the required delivery head. The performance depends on factors such as pipe resistance and head difference. For high delivery heads, multi-stage pumps are used to generate the required pressure.
We also make sure that the pump works optimally. Precise calculation ensures efficient operation and low energy costs. Choosing the right pump avoids performance losses and increases the service life of the system. As your booster pump supplier, we are also at your disposal for the appropriate maintenance and care. Talk to us!
That is why we, as a booster pump supplier, help you to choose the right pump for the required delivery head. The performance depends on factors such as pipe resistance and head difference. For high delivery heads, multi-stage pumps are used to generate the required pressure.
We also make sure that the pump works optimally. Precise calculation ensures efficient operation and low energy costs. Choosing the right pump avoids performance losses and increases the service life of the system. As your booster pump supplier, we are also at your disposal for the appropriate maintenance and care. Talk to us!
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