Medical Pressure Regulators

With the medical pressure regulators in the Pure Flow Line, Kendrion combines precise pressure control with regulatory compliance for medical applications.

MDR-Ready by Design – the medical pressure regulators of the Pure Flow Line

Regulatory requirements in medical technology are constantly increasing. The MDR, as well as standards such as DIN EN ISO 10993, 15001, and 18562, are increasing the effort required for the development, qualification, and approval of medical devices. For manufacturers, this often means longer development times, more complex documentation processes, and higher costs.

With the new Pure Flow Line pressure regulators, Kendrion combines precise pressure control with regulatory compliance. Medical-grade materials, clean manufacturing in controlled environments, and development in accordance with MDR and relevant ISO standards support more efficient integration into medical systems. Thanks to their compact design and light weight, our Pure Flow pressure regulators are particularly easy to integrate into a wide variety of device architectures. The strategic use of plastic components also makes them a cost-effective and cost-optimized alternative to all-metal pressure regulators.

The Pure Flow Pressure Regulator 48.3 was developed specifically for sensitive medical applications such as respiration, dialysis, or analytics. It ensures precise and reliable pressure control of medical gases such as air, oxygen, and CO₂, thereby contributing to stable processes in numerous critical medical devices.

That’s why our pressure regulators are MDR-ready

  • Medical-grade materials
  • Clean manufacturing in controlled environments
  • Designed based on MDR and relevant ISO standards
  • Controlled processes for consistency of validated products
  • Ideal for cost-sensitive applications
  • Controlled change management system

Discover our blog article series about pressure regulators in medical products

Pressure, but precisely regulated

In many industrial and medical applications, precise pressure control is key. Whether the medium is air, CO₂ or liquids, it is essential that fluctuating inlet pressure is reliably reduced to a stable output level.

Mechanical diaphragm pressure regulators excel in this area, offering excellent control accuracy, a robust design and compatibility with multiple media.


Florian Falk, the product manager, provides valuable insights into modern pressure regulator solutions and explains their advantages for sensitive applications such as analytical or medical technology.
 

Read Florian's Article

 

Turning pressure into trust

Components that come into direct or indirect contact with patients are subject to comprehensive regulatory requirements. This also applies to pressure regulators, which are used in ventilators, oxygen concentrators, or anesthesia devices.
As soon as a component comes into contact with patient-related media – whether gas or liquid – strict requirements apply regarding material purity, media quality, and absence from harmful substances.
 

Tobias Klapetke, Kendrion's Segment Manager for Fluid Technology, explains the relevant DIN EN ISO standards and the resulting challenges for manufacturers and suppliers.
 

Read Tobias's Article

 

Inside pressure regulator manufacturing

Pressure regulators may be small in size, but they play a vital role in ensuring the safety and reliability of medical and industrial systems. Especially in sensitive applications such as medical technology, every detail matters – from the choice of materials to the way each component is tested. Behind every regulator lies a highly controlled manufacturing process that combines engineering expertise, precision, and documented quality. 

Sven Desens, head of Fluid Technology at Kendrion, takes you inside the production of modern pressure regulators and shows how raw materials are transformed into reliable components for critical applications.
 

Read Sven's Article

 

Pure flow pressure regulator 48.3 for medical gases

The new Kendrion Pure Flow Pressure Regulator 48.3 is characterized by its reliable and precise pressure regulation and guarantees maximum reliability even in continuous operation or under harsh operating conditions.

As part of the new Pure Flow Line, Kendrion offers a pressure regulator that has been specially developed for use with medical gases such as air, oxygen, and CO₂. The housing is made from a PA 66, that is established for applications in which biocompatibility plays a vital role. PA 66 is a high-quality plastic known for its durability and longevity. The operating pressure ranges from 0.2…10 bar.

Technical data of 48.3

Coming Soon: 48.4 High-Flow Pressure Regulator from the Pure Flow Line

With the new High Flow Pressure Regulator, Kendrion is expanding its Pure Flow Line portfolio to include a high-performance solution for applications with medium and high flow rates. Thanks to its compact dimensions of just 30 × 30 × 72 mm and integrated pressure and volume compensation, the regulator offers excellent control characteristics and precise pressure regulation at inlet pressures up to 10 bar.

Manufactured from the high-performance plastic PA66 and produced under specially controlled manufacturing conditions, the Pure Flow Line pressure regulators meet the highest standards for reliability, purity, and media compatibility.

Do you have questions? Talk to our expert!

Would you like to test the Pure Flow 48.3 pressure regulator, discuss specific requirements, or learn more about other models (e.g., High Flow)?

Contact us to learn more about our Pure Flow pressure regulators.

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FAQs: Pressure Regulators

What is the Pure Flow pressure regulator 48.3?

The Pure Flow 48.3 is Kendrion’s latest generation pressure regulator, developed specifically for medical gas and life-science applications. It It meets the highest standards of hygiene and biocompatibility and was developed in accordance with MDR and based on DIN ISO standards 18562, 15001, and 10993.

What distinguishes the Pure Flow 48.3 from standard regulators?

The 48.3 features medical-grade materials, a compact 30 × 30 × 45 mm design, and clean production under defined conditions. It ensures safe, contamination-free gas control — ideal for ventilation, dialysis, and analytical equipment.

Can Kendrion pressure regulators be customized?

Yes. Kendrion offers a modular system that allows adaptation of housing materials, sealing compounds, pressure ranges, and interfaces. Even variants like High Flow or medical-grade versions can be realized on request.

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