SUT Assemblies & Custom Tube Kits

Cell and Gene Therapies

The emergence of cell and gene therapies has created unique fluid-handling challenges for traditional SUT suppliers. WHK specializes in manufacturing complex tube kits that address these particular applications.

  • Development Support
  • Short Lead Times
  • ISO 13485 Certified
  • Class 7 Cleanrooms
  • Injection Molding
  • Low Order Minimums
  • ISO 11137 Sterility
  • Integrity Testing Services

SUT Assemblies & Custom Tube Kits for the Biopharmaceutical Industry

Reduce cross-contamination risks. Simplify cleaning procedures. Customize solutions. Single-Use Technology (SUT) assemblies address all of these issues and have emerged as a key manufacturing platform for the global biopharmaceutical community.

WHK BioSystems’ single-use consumables, including single-use manifolds, aseptic transfer bottle assemblies, and custom tube kits, streamline upstream processes while protecting the quality you’re accustomed to. Regardless of your company’s unique process, a variety of products and components can be assembled to meet your specific needs.

With a large inventory of commonly used components in stock, we are able to offer competitive lead times with quick delivery of goods. Plus, we are continually developing our supply chain flexibility to provide you with single-use solutions as efficiently as possible.

Short Lead Times

With a large component inventory available, we can quote in days, not weeks or months.

Extensive Library

A tooling library in Silicone and TPE means we can produce what you want, when you need it.

Experienced Teams

Our teams have the material and process expertise to handle the most demanding requirements.

Customized Solutions for Every Process

Our bottle assemblies accommodate most standard bottle sizes and offer a variety of configurations.

Typical applications include batch sampling, cell culture, media/buffer storage, and general lab research.

From “Package to Production,” sterilization options allow for immediate use right out of the bag.

Highly customizable to suit unique processes and design requirements.


A well-designed tube set helps you increase productivity while reducing operating costs and contamination risks. It also meets the demands of the life science, biotech, and medical industries.

Tube sets are customized to meet your exact process and design requirements.

Integrated with a variety of tubing materials that are BPA, Latex, Phthalate, and animal-free.

Options can include filters, connectors, and sterilization.


Cell and gene therapy processes can vary widely, and custom, single-use manifolds can help increase productivity, reduce cost, and aid with scalability. Choose for a variety of arrangements, including:

A range of material choices for tubing.

Connections including Y, T, cross.

Filtration options.

Sample bags and bottles.

Caps and stoppers.


A core competency of WHK, injection molded and overmolded solutions provide the cleanest, most secure fluid management products in the industry.

Extensive tooling library in TPE and silicone materials, we offer clean, secure fluid management components.

With contract manufacturing, our diverse injection press sizing allows for full production scalability.

Experienced engineering team with material and processing expertise to handle the most demanding requirements.


Single-Use Technology by Design

Unique Processes Call For Custom Kits

We offer a wide variety of components and material options.

WHK can supply tubing options including industry-leading brands like C-Flex®, Colder, Advantapure® and Pharmed BPT®.

Parts are delivered on time and meet all parameters set.

WHK maintains an ISO 13485:2016 registered quality management system and operates two Class 7 cleanroom manufacturing facilities.


Options include Overmolded and Barbed Connectors, Filters, Clamps, Nozzles, Tubing

Single-Use Tubing in Silicone and Thermoplastic Elastomer (TPE)

Double Bagging

Custom Packaging Available

Gamma Irradiated Upon Request


Batch Sampling

Cell Cultures

Media/Buffer storage

General Lab Research


Cell and Gene Therapies



TFF (Tangential Flow Filtration)

Lessen Cross-Contamination Risks

Components can arrive sterile and go straight to disposal after a single use.

Simplified Cleaning Procedures

Single-use components do not require cleaning and sanitizing like Stainless-Steel systems.

Improved Efficiencies

Single-use technology allows you to proceed from batch to batch without excessive downtime due to sanitizing.

Experienced Team

Engineering team has material and processing expertise to handle demanding requirements. Design Team with hi-tech labs allows us to design products without losing sight of cost, quality, or delivery.

Quality Manufacturing

ISO 13485 quality management system, Class 7 cleanroom manufacturing, Decades of regulatory and industry knowledge.

WHK BioSystems Corp Logo

Disclaimer: User is responsible for determining suitability and safety of all products for intended use. Information as supplied on this site is intended to provide guidance only. WHK BioSystems disclaims all liability regarding product fitness for use. WHK BioSystems has also relied on raw material suppliers for a portion of the information and compliance statements contained on this site.

WHK BioSystems, LLC, maintains an ISO 13485:2016 registered quality management system. It operates Class 7 cleanroom manufacturing facilities.



Cleanroom Manufacturing

ISO 13485

Quality Management System

Made In the USA

American Manufacturing