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Danfoss Hansen MQD and MQDB
Fact sheet > Danfoss Hansen. MQD and MQDB

Danfoss Hansen. MQD and MQDB
Danfoss Hansen MQD and MQDB are designed for Oered with ISO 11926-3 O-ring boss, BSPP and hose tail single-phase (water/glycol) systems for liquid cooling terminal ends. of electronics. This product is compliant to NVIDIA Quick Disconnect (MQD & MQDB) Specication 3.2 and can be interchanged with vendors compliant to this specication.

Product Features
- Stainless steel 304 material and EPDM seals
- Color identification (red and blue) for hand mate MQD
- Available in 3 different sizes (MQD02, MQD03, MQD04)
- All parts are 100 % helium-leak tested
- Operating temperature range.: -40° C to +150 ° C (-40°F to 302°F)

 

Danfoss Hansen. MQD and MQDB free download catalog
Fact sheet > Danfoss Hansen. MQD and MQDB

 

Danfoss | Produced by Power Solutions I October 2025 AM521139373386en-000101
Fact sheet > Danfoss Hansen. MQD and MQDB
Physical characteristics
Body Nominal ow Max. Operating Min. Burst Rated Force to Fluid Size diameter Pressure Pressure Flow connect Loss
(in) (mm) (bar) (psi) (bar) (psi) (lpm) (gpm) N max. cc. max.
MQD02 3.3 7 100 21 300 2.04 0.55 51 0.02
MQD03 4.9 7 100 21 300 4.54 1.2 55 0.023
MQD04 6.4 7 100 21 300 6.81 1.8 63 0.025

Applications & Markets
- Technology Cooling System (TCS) for Electronics
- Data Center Liquid Cooling

 

Flow Data MQ03 Flow Data MQ04

Flow rate (LPM) 0,04 0,4 4 40
1,45 0,1
0,01

Pressure drop (Bar) Pressure drop (PSI)
Water at 60° F Flow rate (GPM)
MQD(B)04 Straight to straight con.g
3 | . Danfoss | Produced by Power Solutions I October 2025 AM521139373386en-000101
Fact sheet > Danfoss Hansen. MQD and MQDB

 

Figure 4 (a, b)

Figure 6 (a, b)
Series Order Part Color Nom END Dimensions Description Number Number Flow dia TYPE A B C D E F J H1 H2 H3 Fig
12022881 ML2MQS43RD RED Hand Mate Socket 12022882 ML2MQS43BL BLUE Hand Mate Plug, 12022869 ML2MQPEL9025HCRD RED elbow 12022870 ML2MQPEL9025HCBL BLUE Hand Mate Plug, 12022900 ML2MQP25HCRD RED straight 12022901 ML2MQP25HCBL BLUE Blind Mate, Socket 12022898 ML2MQBS43 -Blind Mate, Plug 12022907 ML2MQBP - (mm) 3,3 3,3 3,3 3,3 3,3 3,3 3,3 3,3 T1/T2/T3/HOSE SIZE 7/16-20 UNF 2A 7/16-20 UNF 2A Hose barb -04 size Hose barb -04 size Hose barb -04 size Hose barb -04 size 7/16-20 UNF 2A Floating Body (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) 25,67 15,37 18,00 ----15,9 --25,67 15,37 18,00 ----15,9 --24,20 24,50 31,00 17,7 6,65 -10,50 ---24,20 24,50 31,00 17,7 6,65 -10,50 ---39,20 15,00 --6,65 -10,50 ---39,20 15,00 --6,65 -10,50 ---25,90 15,60 16,85 ----15,9 --23,40 13,90 13,50 8,5 6,65 8,8 ---- 1 1 3 3 4a 4a 5a 6a

Hand Mate Socket Hand Mate Plug, elbow Hand Mate Plug, straight, hose tail Blind Mate, Socket Blind Mate, Plug 11359567 11359568 11359572 11359557 11359559 11359583 11359564 11359565 11359561 11359584 11359563 11359569 ML3MQS25MBSRD ML3MQS25MBSBL ML3MQPEL9043ORMRD ML3MQPEL9043ORMBL ML3MQPEL9025HCRD ML3MQPEL9025HCBL ML3MQP43ORMRD ML3MQP43ORMBL ML3MQ25MBSRD ML3MQ25MBSBL ML3MQ25MBS ML3MQBP RED BLUE RED BLUE RED BLUE RED BLUE RED BLUE -- 4,9 4,9 4,9 4,9 4,9 4,9 4,9 4,9 4,9 4,9 4,9 4,9 G 1/4-19 BSPP G 1/4-19 BSPP 7/16-20 UNF 2A 7/16-20 UNF 2A Hose barb -04 size Hose barb -04 size 7/16-20 UNF 2A 7/16-20 UNF 2A G 1/4-19 BSPP G 1/4-19 BSPP G 1/4-19 BSPP Floating Body 25,25 25,25 26,00 26,00 26,00 26,00 35,40 35,40 39,00 39,00 25,25 23,40 14,45 14,45 20,00 20,00 24,50 24,50 27,50 27,50 31,00 31,00 14,45 14,10 18,00 18,00 28,00 28,00 32,50 32,50 16,10 16,10 --18,00 11,10 --17,9 17,9 17,9 17,9 -----8,1 --8,8 8,8 8,8 8,8 8,8 8,8 8,8 8,8 -8,8 -----------10,00 --12,40 12,40 12,40 12,40 13,90 13,90 17,40 17,40 -- 17,0 17,0 --------16,0 - ------15,0 15,0 ---- --------15,0 15,0 -- 1 1 2 2 3 3 4b 4b 4b 4b 5a 6b
Hand Mate Socket Hand Mate Plug, elbow Hand Mate Plug, straight Blind Mate, Socket Blind Mate, Plug Blind Mate, Compact Socket 11345074 11345075 11345040 11345067 11345073 11345061 11345082 11345092 11369766 ML4MQS37MBSRD ML4MQS37MBSBL ML4MQPEL9043ORM-ML4MQPEL9043ORM-ML4MQP43ORMRD ML4MQP43ORMBL ML4MQBS37MBS ML4MQBP ML4MQBS37MBS11 RED BLUE RED BLUE RED BLUE --- 6,4 6,4 6,4 6,4 6,4 6,4 6,4 6,4 6,4 G 1/4-19 BSPP G 1/4-19 BSPP 7/16-20 UNF 2A 7/16-20 UNF 2A 7/16-20 UNF 2A 7/16-20 UNF 2A G 1/4-19 BSPP Floating Body G 3/8-19 BSPP 31,60 31,60 30,75 30,75 30,50 30,50 31,30 28,60 31,30 21,80 21,80 22,95 22,95 38,50 38,50 21,50 16,10 21,50 21,00 21,00 32,00 32,00 18,10 18,10 21,60 14,30 19,00 --22,1 22,1 ---8,6 19,0 --11,07 11,07 11,07 11,07 -11,07 - -------12,30 - --13,25 13,25 13,00 13,00 --- 20,0 20,0 ----19,0 -17,9 ----17,0 17,0 --- --------- 1 1 2 2 4b 4b 5b 6a 5b

Connected Length for Hand mate mounting face on socket to mounting face on plug = B+J Refer MQD spec for more details
4 | . Danfoss | Produced by Power Solutions I October 2025 AM521139373386en-000101
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Any information, including, but not limited to information on selection of product, its application or use, product design, weight, dimensions, capacity or any other technical data in product manuals, catalogues descriptions, advertise-ments, etc. and whether made available in writing, orally, electronically, online or via download, shall be considered informative, and is only binding if and to the extent, explicit reference is made in a quotation or order conrmation. Danfoss cannot accept any responsibility for possible errors in catalogues, bro-chures, videos and other material. Danfoss reserves the right to alter its products without notice. This also applies to products ordered but not delivered provided that such alterations can be made without changes to form, t or function of the product. All trademarks in this material are property of Danfoss A/S or Danfoss group companies. Danfoss and the Danfoss logo are trademarks of Danfoss A/S. All rights reserved.
Danfoss A/S 丹佛斯签约经销商
北京汉深流体技术有限公司
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Beijing Hansen Fluid Technology Co., Ltd. - 北京汉深流体技术有限公司
Danfoss Data center liquid cooling authorized distributor

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PO100102
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