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EXP Direct Connect Holder

  • Free-Turn architecture lets you change cartridges by hand without breaking inlet/outlet fluid connections—no tools needed.
  • Patented titanium hybrid ferrules can be installed repeatedly without compromising high-pressure seal.
  • Auto-adjusting design provides ZDV (zero dead volume) connection to any 10-32 female port.
  • EXP direct connect holder requires separate guard column cartridges; available from Restek in 2.1, 3.0, and 4.6 mm.
  • Pair with EXP hand-tight fitting (cat.# 25937–25938) for tool-free installation.
Documentation and Instructions Sheets

EXP Direct Connect Holder

Catalog #

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25808 ea. EXP Direct Connect Holder for EXP Guard Cartridges (includes hex-head fitting & 2 ferrules) Select Deselect

Catalog # 25808

Product Name
EXP Direct Connect Holder for EXP Guard Cartridges (includes hex-head fitting & 2 ferrules)  

To help protect your investment and further extend the life of our already-rugged LC columns, Restek offers the patent-pending guard column hardware developed by Optimize Technologies. A Restek LC guard cartridge in an EXP direct connect holder is the ultimate in column protection, especially when using dilute-and-shoot or other minimal sample preparation techniques.
Maximum holder pressure: 20,000 psi (1400 bar)

Intellectual Property: optimizetech.com/patents