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Product guide
Quick Connectors

UQD Series Β· UQDB Series

Quick Connectors

Quick connectors are connecting components between devices in liquid cooling circulation systems. They enable quick connection and disconnection, ensuring no leakage while reducing draining and filling operations. They can be freely plugged and unplugged under pressure.

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Features & technical specifications2 specification tables

Product features

  • Push-to-connect, self-locking and blind-mate connector versions.
  • Sealing tests; double shut-off flat valves for high flow and reduced spillage.
  • Drip-free connection and disconnection, including under-pressure operation as described in the source.
  • Single-handed push-to-connect operation.
  • Designed according to OCP UQD specifications; the source also states compliance with OCP performance standards.
  • Multiple port sizes and end connections; ORB and BSPP male ends and barb female ends are described.
UQD plug and socket model matrix
Connector typeModelEquivalent port sizeConnection portShared material / pressure / fluid specification
UQD PlugUQD02P-1SMG012NDN03G1/8 external threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD PlugUQD02P-1SMU042NDN037/16-20 UNF external threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD PlugUQD04P-1SMG022NDN05G1/4 external threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD PlugUQD04P-1SMU062NDN059/16-18 UNF external threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD PlugUQD06P-1SMG042NDN07G3/8 external threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD PlugUQD06P-1SMU082NDN073/4-16 UNF external threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD PlugUQD08P-1SMU102NDN107/8-14 UNF external threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD PlugUQD08P-1SMG052NDN10G1/2 external threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD SocketUQD02S-1SFU042NDN037/16-20 UNF internal threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD SocketUQD02S-1SWP042NDN03Barb fitting for 1/4" ID hoseSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD SocketUQD04S-1SFU062NDN059/16-18 UNF internal threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD SocketUQD04S-1SWP062NDN05Barb fitting for 3/8" ID hoseSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD SocketUQD06S-1SFU082NDN073/4-16 UNF internal threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD SocketUQD06S-1SWP082NDN07Barb fitting for 1/2" ID hoseSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD SocketUQD08S-1SMU102NDN107/8-14 UNF external threadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQD SocketUQD08S-1SWP102NDN10Barb fitting for 5/8" ID hoseSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQDB plug and socket model matrix
Connector typeModelEquivalent port sizeConnection portShared material / pressure / fluid specification
UQDB PlugUQDB02P-1SMU042NDN037/16-20 UNF External ThreadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQDB PlugUQDB04P-1SMU062NDN059/16-18 UNF External ThreadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQDB PlugUQDB06P-1SMU082NDN073/4-16 UNF External ThreadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQDB PlugUQDB08P-1SMU102NDN107/8-14 UNF External ThreadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQDB SocketUQDB02S-1SMU062NDN039/16-18 UNF External ThreadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQDB SocketUQDB04S-1SMU082NDN053/4-16 UNF External ThreadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQDB SocketUQDB06S-1SMU102NDN077/8-14 UNF External ThreadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid
UQDB SocketUQDB08S-1SMU122NDN101 1/16-12 UNF External ThreadSUS316 body; EPDM seals; working pressure 2 MPa; deionized water, purified water, ethylene glycol aqueous solution, propylene glycol aqueous solution, fluorinated liquid

Reference conditions & selection notes

  • The source states OCP specification and performance compliance; no independent certification or test report is included in the presentation.
  • Model numbers, thread direction and exact thread sizes are retained individually, including UQD08S-1SMU102N external thread. Verify mating pairs, fluids and operating pressure before selection.

Liquid Cooling Manual, p. 9

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