Discover the Inline Sterilizer
Want to know more about the iSTER?
You can find all the information in the brochure.
With a UHT system, you produce food products safely and with a longer shelf life.
But how do you ensure that taste, texture, and product quality are preserved during sterilization?
The Inline UHT Sterilizer (iSTER) integrates into your production process, creating a fully controlled process. It sterilizes (121-150 °C) a wide range of food products with minimal scaling and maximum product quality. Even with viscous products.
From small artisanal producers to large-scale food manufacturers: the iSTER aligns with your process and helps you bring safe, high-quality products with a long shelf life to market.
Want to know more about the iSTER?
You can find all the information in the brochure.
Enter your details below and receive the brochure in your mailbox within a few minutes.

Because the Inline UHT sterilizer is fully integrated into your production line, you maintain control over the entire process. From product input to finished product: everything runs in a controlled and reliable manner.
Furthermore, the iSTER is equipped with various safety systems, such as dual temperature recording and pressure monitoring on the heat exchanger sections. This reduces the risk of food safety issues and ensures the continuous quality of your product.

Due to the controlled conditions, the temperature remains constant. This extends the shelf life of your products and reduces waste.

Unlike traditional sterilization methods, inline sterilization minimizes the risk of overheating. As a result, taste, texture, and nutritional value are better preserved.

The inline design will become part of your existing production line. This saves space and labor time and ensures a more efficient production process.

The heat from your products is reused within the production process. This way, you save energy and produce more sustainably.
The iSTER is a versatile system and suitable for:


No two products are the same. That is why we fully tailor the Inline Sterilizer to your process and product characteristics. We consider the sterilization temperature, heat exchanger type, holding time, cleaning, service life and aseptic/ non-aseptic version. Based on this, we put together the optimal configuration for a reliable process and maximum product quality.
For products that require it, we can expand the UHT system with direct steam injection (DSI) or steam infusion (SI).
Do you have no experience with sterilization (yet)? No problem. At our test location, we can test small batches (10-20 liters) of your product. This way, you will know what the taste, texture, and product quality are like after a UHT treatment.
Based on your product features, we configure the iSTER with the appropriate heat exchanger: a plate heat exchanger, tube heat exchanger, or scraped heat exchanger. This ensures the system aligns perfectly with your product and process.
In the videos below, you can see the different heat exchangers in operation.
Plate heat exchanger
Tube heat exchanger
Scraped heat exchanger
The iSTER is equipped with a standalone PLC control and a user-friendly touchscreen. Operators can easily adjust settings and monitor the process in real time via the control screen.
Additionally, the UHT system features a logging function that stores critical parameters per batch.​
The inline sterilizer communicates effortlessly with other installations within your production line via Profinet. This allows the system to integrate seamlessly into your existing production process.

The iSTER is equipped with a logging function
Technical specifications can be found in the brochure.
The components and equipment items of the iSTER system are of the very highest quality level (manufacturer Alfa Laval) and have EHEDG certifications.
Curious whether an inline UHT system fits within your production process? We are happy to discuss the possibilities for your product and installation.
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