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Introducing the KrosFlo® KR2i RPM™ System

Monitor concentration during your UF/DF run with the new KrosFlo KR2i RPM System. Featuring in-line protein concentration management, you control your process with the power of the KrosFlo KR2i TFF System and insights from the CTech™ FlowVPX® System.



Repligen Webinar Series

Join Senior Vice President Christine Gebski for a four-part webinar series that analyzes critical workflows for the technologies that are driving the greatest impact from cell culture to formulation.

Every Thursday in February
11 am ET / 8 am PT

See the agenda

NEW | KrosFlo® RS TFF Systems

Ideal for mRNA and gene therapy applications, and engineered for maximum recovery, KrosFlo® RS TFF Systems completely automate processes from start to finish without intervention.

KrosFlo RS TFF Systems

Streamlined Custom Affinity Resin Development

Industry-best custom affinity resin development from Repligen offers unparalleled ligand diversity, process development and proven success across a broad array of biomolecules. 

  • 50+ affinity ligand scaffolds
  • 100 trillion variants
  • Unparalleled diversity



single-use Chromatography System

Single-use chromatography systems from Repligen solve the yield, shear, and separation challenges of traditional systems, through expert engineering and technological innovation of both hardware and flow path.  

  • Improve resolution  with reduced turbulence and shorter flowpaths​
  • Increase bioactivity with reduced shear​
  • Recover more product with lower hold-up volume​

Chromatography Systems



Fully automate flat sheet tangential flow filtration (TFF) processes such as CFC/D/C up to 500 L with configurable hardware components that deliver an unparalleled combination of automation, configurability, simplicity and compliance.

Fluid Management Solutions

Fluid management is critical in upstream and downstream biopharmaceutical manufacturing processes. Repligen fluid management solutions include  custom and standard ProConnex® Flow Paths, molded components and tubing, bottles and containers, innovative valves, and process equipment.


Explore fluid management solutions

OPUS® column packing

in europe, for europe

Repligen is now the only supplier with column packing capabilities on two continents with the new OPUS® Manufacturing Center of Excellence in Breda, The Netherlands.​

Repligen Breda simplifies European supply chain logistics by enabling regional column packing. Global customers realize benefits of expanded manufacturing capacity for OPUS® Columns. ​

opus® EU manufacturing center of excellence

CTechFlowVPX® System

For in-line Process Analytics

Designed to meet the rigors of regulatory GMP requirements, the new CTech FlowVPX offers reliable real-time results with integrated ease for concentration measurements during every stage of the downstream GMP process.

Icon_NEW.jpgDesigned right

Ohhhh, snap!

 TFF Genius

XCell ATF® 0.5L Scale-down

Process Intensification System

Designed for simplicity and engineered for precision, the new XCell™ Lab System integrates a modernized controller, intuitive software, and monitoring devices.

See how it works

COVID-19 Solutions

"The DNA of our company is absolutely around customer first. Listening to what our customers are doing, what their needs are, what their pain points are, touches every facet of what we do."

Tony Hunt, President and CEO        

Join the REpligen Team

With offices and facilities in multiple locations, we are always looking for smart, driven, and enthusiastic individuals to join our growing team.

See Open Positions

Investor News

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