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CDU-2 Inline Filter
CDU-2 Inline Filter CDU-2 Inline Filter

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CDU-2 Inline Filter

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  • CDU—2Y,CDU—2P

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  • Filter Housings

  • Metal

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CDU-2 Inline Filter – Quick‑Opening Design for Liquid Cooling Secondary Loops

The CDU-2 Inline Filter is engineered for secondary loop liquid cooling systems. Constructed from 304 stainless steel with mirror polishing and passivation, it offers a dead‑leg free, non‑particulate surface. The quick‑opening blind cover allows filter cartridge replacement without disconnecting inlet/outlet pipes, drastically reducing downtime and contamination risk—ideal for precision coolant filtration.


APPLICATIONS

  • Secondary Loop Filtration:

For closed‑loop cooling systems in data centers, servers, and power electronics (e.g., IGBTs, inverters).
  • Precision Cooling Circuit Protection:

Prevents wear or clogging of pumps, cold plates, and heat exchangers caused by particles.
  • Deionized Water / PG25 Coolant Filtration:

Removes metal shavings, weld spatter, and sediment generated during installation or long‑term operation.
  • Critical Equipment with Low Maintenance Needs:

Ideal for 24/7 continuous operation where strict particle control is required.



FEATURES

BENEFITS OF CDU-2 INLINE FILTER
  • Quick & Tool‑Free Maintenance: The quick‑opening blind cover enables cartridge change without pipe disassembly, reducing downtime by over 70% and preventing external contamination.

  • Ultra‑Clean Surface Finish: Mirror polished and passivated inside and out, providing a dead‑leg free, non‑particulate surface fully compatible with deionized water and PG25 coolant.

  • Three‑Section Easy‑Clean Design: The housing splits into three sections for thorough cleaning without hidden areas, extending service life.

  • Robust Corrosion‑Resistant Material: Entirely 304 stainless steel withstands long‑term coolant circulation without deformation or corrosion, ensuring system reliability.


MATERIALS OF CONSTRUCTION
Housing
SUS304 Stainless Steel
Seal
Silicone/EPDM/Viton/TEV



ORDERING INFORMATION

MATERIAL LINING NO. of FILTERS CONNECTION LENGTH(IN) SEAL INLET/OUTLET
304 Without 1 222 10'' Silicone Tri-Clamp DN25
316 PTFE 3 226 20'' EPDM Tri-Clamp DN40
WCB(Mild Steel) FPA 4 M20 30'' Viton Tri-Clamp DN50
PPH(Homopolymer PP) Fluorine 7 3M 40'' TEV Flange DN25

Butyronitrile 25 PARKER
Butyronitrile Flange DN40

PE 150 PALL
PTFE Flange DN50



PHOSPHOR

Flange DN80



38-5

Flange DN150






DIN Flange DN40



Q1: What types of systems is the CDU-2 Inline Filter primarily designed for?

A1: The filter is specifically engineered for Secondary Loop Liquid Cooling Systems. It is ideal for closed-loop cooling circuits in data centers, servers, and power electronics such as IGBTs and inverters.


Q2: Is it necessary to disconnect the piping when replacing the filter cartridge on this model?

A2: Not at all. It features an innovative quick-opening blind cover design, which allows users to replace the filter cartridge directly without disconnecting the inlet or outlet pipes, drastically simplifying the operation.


Q3: What specific benefits does this "cartridge change without pipe disconnect" design offer?

A3: This configuration reduces maintenance downtime by more than 70% while effectively minimizing the risk of external contamination entering the system during cartridge replacement.


Q4: What is the surface treatment process for the filter housing, and what purpose does it serve?

A4: Both the interior and exterior of the housing undergo mirror polishing and passivation (Mirror Polished and Passivated). This process creates an ultra-clean, dead-leg free surface with no particle shedding, ensuring full compatibility with deionized water and PG25 coolant.


Q5: What are the core advantages of the "three-section easy-clean design" mentioned in the product overview?

A5: This design splits the filter housing into three separate sections, enabling users to thoroughly clean every single corner of the filter. By eliminating hidden sanitary or maintenance dead zones, it effectively extends the service life of the equipment.


Q6: What kind of protection does the CDU-2 filter provide within a cooling circuit?

A6: Through precision filtration, it effectively intercepts metal shavings, weld spatter, and sediment generated during system installation or long-term operation. This prevents these particulates from causing wear, tear, or clogging in pumps, cold plates, and heat exchangers.


Q7: What material is this liquid cooling filter made of, and how does it perform against corrosion?

A7: The housing is constructed entirely from SUS304 Stainless Steel. This robust material withstands long-term coolant circulation without deformation or corrosion, ensuring long-term system reliability.


Q8: What types of seal materials are available for selection when configuring the filter?

A8: According to the ordering information chart, the system can be supplied with a variety of sealing materials, including Silicone, EPDM, Viton, and TEV (PTFE encapsulated fluororubber).


Q9: What options does the CDU-2 filter offer for inlet and outlet connections?

A9: Based on the ordering specifications, the filter provides two mainstream sanitary and industrial connection types: Tri-Clamp (e.g., DN25/DN40/DN50) and Flange (ranging from DN25 to DN150, as well as DIN Flange DN40).


Q10: What standard filter cartridge lengths can be configured for this filter?

A10: The housing supports industry-standard lengths of 10", 20", 30", and 40". Users can choose the appropriate size based on the filtration area and flow rate requirements of their specific system.


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