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Danfoss Hansen UQDB04 coupling Universal Quick Disconnect Blind-Mate (UQDB)
One partner, every solution
Danfoss Hansen Universal Quick Disconnect Blind-Mate (UQDB) has been designed with OCP (Open Compute Project) community to set industry standard for thermal management application in data centers. This quick disconnect coupling is available in 4 different sizes (as the UQDB: UQDB02 / UQDB04 / UQDB06 / UQDB08 ) and complies with OCP specification requirements. Danfoss UQDB offers a self-alignment feature to help connect in location with limited access or visibility and guarantees 100% helium-leak testing on every coupling.
Danfoss Hansen Universal Quick Disconnect Blind-Mate (UQDB04)
Danfoss Hansen Universal Quick Disconnect Blind-Mate (UQDB04 UQDB06)
Product Features
- Designed per OCP UQDB specifications
-“Blind-connection” thanks to self- alignment feature with radial compensation of 1 mm
- Push-to-connect design
- Direct connection between servers and manifolds
- High flow and reduced pressure drop for an improved system efficiency
-Flat-face dry break design to avoid spillage during connection/ disconnection
- Sizes available: -02/-04/-06/-08
- High reliability and 100% helium-leak tested
- Standard material: 303 stainless steel for excellent corrosion resistance
- Standard seal material: EPDM for excellent fluid compatibility
-Terminal ends are ORB
- Operating temperature: up to +100°C
- Working pressure: min. 10 bar
- QR code marking to help identify and track production parts
Solutions to yourliquid cooling challenges
Inner Rack Solutions
Danfoss’ direct-to-chip cooling solutions extend into the racks through efficient routing of flexible, kink-free hoses, and leak free, helium-tested couplings.
Danfoss has a comprehensive portfolio of premium fluid conveyance products to meet your thermal management system needs.
UQDB
Universal Quick Disconnect Blind-Mate
Designed for high flow rate and no
spillage, the UQDB coupling is perfect
for in rack applications where isibility
and/or access are limited.
Physical characteristics
Size |
Body Size |
Nominal Flow Dia- meter |
Max operating pressure
Connected Socket / Plug / Male
Female Half Half |
Min burst pressure
Connected Socket / Plug / Male
Female Half Half |
Rated Flow |
Cv Val- ue |
Air In- clu- sion |
Fluid Loss |
Misalign- ment (radial) |
|
(in) |
(mm) |
(bar) |
(psi) |
(bar) |
(psi) |
(bar) |
(psi) |
(bar) |
(psi) |
(bar) |
(psi) |
(bar) |
(psi) |
(lpm) (gpm) |
- |
cc. max. |
cc. max. |
(mm) |
UQDB04 |
1/4 |
5.5 |
16 |
232 |
16 |
232 |
16 |
232 |
48 |
696 |
48 |
696 |
48 |
696 |
6.4 1.7 |
1.22 |
0.004 |
0.025 |
1 |
UQDB06 |
3/8 |
6 . 3 |
10 |
145 |
10 |
145 |
10 |
145 |
30 |
435 |
30 |
435 |
30 |
435 |
11 . 36 3 |
2 . 23 |
0 . 007 |
0 . 035 |
1 |
Seal Elastomer Data
Dimensions
OCP UQDB
size |
Part number |
Part |
Details
Thread/size |
Fig. |
A |
|
Dimensions
B |
|
C |
|
E2E length |
ORB |
n° |
(mm) |
(in) |
(mm) |
(in) |
(mm) |
(in) |
(mm) |
UQDB04 |
4UQBS75ORM |
Socket |
3/4”- 16 |
1 |
39.6 |
1.55 |
28.5 |
1.12 |
23.6 |
0.92 |
44.0 - 45.4 |
UQDB04 |
4UQBP56ORM |
Plug |
9/16”- 18 |
2 |
45.32 |
1.78 |
35.3 |
1.39 |
25 |
0.98 |
UQDB06 |
6UQBS87ORM |
Socket |
7/8''- 14 |
1 |
44.4 |
1.74 |
31.7 |
1.24 |
28.4 |
1.11 |
47.5 - 48.9 |
UQDB06 |
6UQBP75ORM |
Plug |
3/4'' - 16 |
2 |
49.9 |
1.96 |
38.9 |
1.53 |
28.4 |
1.11 |
Performance Requirement |
Danfoss UQDB02 |
Danfoss UQDB04 |
Danfoss UQDB06 |
Working temperature |
17°C – 100°C |
17°C – 100°C |
17°C – 100°C |
Environmental temperature |
-40°C – 75°C |
-40°C – 75°C |
-40°C – 75°C |
Working pressure |
20bar |
16bar |
10bar |
Burst pressure (coupled and uncoupled) |
60bar |
48bar |
30bar |
Proof pressure |
30bar |
24bar |
15bar |
Pressure drop |
4.84 psi |
4.52 psi |
3.75 psi |
End connections |
ORB04/ORB06 |
ORB06/ORB08 |
ORB08/ORB10 |
Misalignment |
1mm radial |
1mm radial |
1mm radial |
Cv |
0.31 |
1.23 |
2.23 |
Force to connect |
53,4 |
62,3 |
66,8 |
Material |
SS303 |
SS303 |
SS303 |
Flow rating |
0.55GPM |
1.7GPM |
3.0GPM |
CUP |
5bar |
5bar |
5bar |
Applications & Markets
- Liquid cooling application
- Datacenter application Elastomer
- Danfoss Hansen Universal Quick Disconnect Blind-Mate (UQDB04)
- Danfoss Hansen Universal Quick Disconnect Blind-Mate (UQDB04 UQDB06)
| Catalog |
Danfoss Hansen QDC Global Master Catalog |
English |
Jul 18, 2024 |
23.2 MB, PDF |
 |
| Brochure |
Data Center Liquid Cooling Brochure |
English |
May 24, 2024 |
2.4 MB, PDF |
|
| Data sheet |
Danfoss Hansen Universal Quick Disconnect (UQD) Compact Design |
English |
May 10, 2024 |
774.2 KB, PDF |
|
| Application guide |
Danfoss Hansen QDC Reference Guide |
English |
Jan 18, 2024 |
4.0 MB, PDF |
|
| Installation guide |
EHW094 and EHW194 Hose Assembly Instructions |
English |
Oct 26, 2023 |
527.0 KB, PDF |
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