Quickseal® 3/8" ID × 5/8" OD C-Flex®, 24" Overall Length Centered at 6"

Quickseal® is an intuitive, simple-to-use and reliable aseptic disconnect and closure in one.

Quickseal® securely seals and disconnects tubing after sampling or inoculation, media and buffer feeds, product transfer or any critical fluid-handling process.

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Qty. Graduation

*Custom/bulk order quotes are provided within 72 hours of request.

The principle behind the simple and robust Quickseal® is easy to understand: The cutting action deforms the aluminum collar, squeezing the tube and compressing the tubing walls together to create an aseptic seal. Sealing time is less than 4 seconds.


  • Quickseal® can be installed onto platinum-cured silicone or thermoplastic elastomer tubing including C-Flex®
  • Available for a broad tubing size range from outer diameters 1/4″ (6.4mm) to 1-1/8″ (29mm)
  • Easily integrated onto tubing manifolds, bag, and bottle systems

Quick and Easy

  • Simply cut the metal collar with our hand-held Quickseal® tools
  • Aseptically disconnect any available tube size in less than 4 seconds
  • Completely portable - requires no utilities

Robust and Secure

  • Validated microbial barrier. Cut collar passes microbial ingress testing by container closure
  • Closure integrity verified at ambient temperatures and after freeze & thaw cycle to -100° Celsius
  • Burst testing proves pressure resistance of cut collar exceed burst pressure of tubing

Valuable Features

  • Aseptic seal in seconds
  • Simple and intuitive
  • Platinum-cured silicone, TPE tubing, and more
  • Seal on dry or fluid-filled tubing
  • No utilities required; completely portable
  • Reliable, laboratory-validated aseptic seal
  • Unambiguous result; a cut collar is an aseptic seal
  • No spare or replacement parts required


  • Application Area
  • Process Step
    • Media Preparation
    • Buffer Preparation
    • Drug Substance Purification
    • Drug Product Formulation
    • Cell Harvest & Downstream Processing Intermediates

Connections (Physical)

  • Disconnection Method
    Aseptic Disconnection
  • Disconnection Time
    4 sec.


  • Tube Length
    24" (609.6 mm)
  • Tube Size (ID – OD)
    3/8" × 5/8" (9.6mm × 15.9mm)

General Specifications

  • Tubing

Materials of Construction

  • Tubing Material
    Synthetic Thermoplastic Elastomer

Product Information

  • Brand
  • Pack Size


  • Delivery Condition
  • Sterilization Method
    • Autoclavable
    • Gamma Irradiatable
Quickseal® Protective Silicone Caps
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The Quickseal® protective caps can be installed after collars are cut. The caps are made from flexible and durable silicone. They are suitable for a wide range of temperatures.

Web prices – only available through online purchase

Quickseal® Cutting Tool
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The Quickseal® cutting tools were designed for single-person operation with safety, reliability, simplicity, and portability in mind.

  • The manually operated tool works on tubing up to 1/4" (6.4 mm) outer diameter
  • The battery-operated tool works on tubing up to 1.125" (28.6 mm) outer diameter