UQDB Liquid Cooling Quick Disconnect Coupling

UQDB liquid cooling quick-connect fittings are specifically designed for liquid cooling circulation systems, enabling rapid connection and disconnection of fluid lines, thereby effectively improving equipment maintenance efficiency and reducing the risk of fluid leaks. These products are widely used in server liquid cooling systems, data centers, energy storage equipment, industrial cooling equipment, new energy vehicles, power electronics, and high-performance computing.

Featuring a high-precision structural design and premium sealing components, the UQDB liquid cooling quick-connect fittings maintain stable sealing performance even under high-frequency mating and disconnection cycles, ensuring the long-term safe operation of liquid cooling systems.

Technical Specifications:

Model Size (in) Equivalent diameter (mm) Rated flow rate (ipm) Rated flow rate (gpm) Cv
UQDB02 1/8" 3 2.37 0.6 0.3
UQDB04 1/4" 5 8.50 2.2 1.16
UQDB06 3/8" 7 12.72 3 2.17
UQDB08 1/2" 10 23.56 6.2 3.82

Technical Specifications:

Model Unit UQDB02 UQDB04 UQDB06 UQDB08
Maximum insertion force (N) 50 60 75 100
(lbf) 11.24 13.49 16.86 22.48
Minimum burst pressure (bar) 60 60 60 60
(psi) 870 870 870 870
Maximum working pressure (bar) 22.5 22.5 22.5 22.5
(psi) 326 326 326 326
Mechanical life (cycles) 5000 5000 5000 5000
Leakage volume cc.max 0.01 0.015 0.02 0.04
Leakage rate pa.m³/s 1×10-6 1×10-6 1×10-6 1×10-6

Plug size:

Model Product No. End-of-line threaded connection Ø L1 L2 H/Opposite sides of a hexagon L
UQDB02 CYUQDB02-SPSW09ER
CYUQDB02-SPSW09EB
7/16-20 UNF-2A 20 27 10 19 36.4
UQDB04 CYUQDB04-SPSW11ER
CYUQDB04-SPSW11EB
9/16-18 UNF-2A 25.4 35.4 10 24 44.6
UQDB06 CYUQDB06-SPSW12ER
CYUQDB06-SPSW12EB
3/4-16 UNF-2A 28.4 38.9 10 27 48.1
UQDB08 CYUQDB08-SPSW13ER
CYUQDB08-SPSW13EB
7/8-14 UNF-2A 31.4 42.9 12.5 30 52.1

Plug dimensions:

Model Product No. End-of-line threaded connection Ø L1 L2 H / Opposite sides of a hexagon
UQDB02
CYUQDB02-SPSW09ER CYUQDB02-SPSW09EB
9/16-18 UNF-2A 20 23.62 11.5 17
UQDB04
CYUQDB04-SPSW11ER CYUQDB04-SPSW11EB
3/4-16 UNF-2A 23 28.5 11 19
UQDB06
CYUQDB06-SPSW12ER CYUQDB06-SPSW12EB
7/8-14 UNF-2A 28 31.75 12.5 24
UQDB08
CYUQDB08-SPSW13ER CYUQDB08-SPSW13EB
1-1/16-12 UNF-2A 31 35.56 14 27

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We provide thermal management solutions for industries such as AI computing, data centers, and renewable energy. If you have any questions, would like a quote, or are interested in technical collaboration, please contact us.