The UQD liquid cooling Quick Connectors are high-performance, user-friendly connectors designed for fast and secure connections in fluid transfer applications. Featuring a robust locking mechanism, durable materials, and excellent sealing capabilities, they ensure leak-free operation in demanding environments. They are ideal for industries such as manufacturing, automotive, and chemical processing.
| Effective Diameter | DN2~8 |
|---|---|
| Body Material | 316SS |
| Working Pressure | 0~20bar |
| Mechanical Life | 5000 Times |
| Operating Temperature | -40℃~+125℃ |
| Suitable Fluids | Deionized Water, Purified Water, Water-glycol, Water-propylene Glycol |
The UQD liquid cooling Quick Connectors are specifically designed for high-frequency applications. Featuring a compact and sophisticated design with extremely low insertion and extraction resistance, they ensure stable connections while significantly reducing operator physical strain.

| UQD Series Quick Connects | |||||
|---|---|---|---|---|---|
| Model | Nominal Size | Equivalent Diameter | Rated Flow Rate | Cv | |
| (in) | (mm) | (ipm) | (gpm) | – | |
| UQD02 | 1/8″ | 3 | 2.37 | 0.6 | 0.3 |
| UQD04 | 1/4″ | 5 | 9.50 | 2.5 | 1.16 |
| UQD06 | 3/8″ | 7 | 12.72 | 3 | 2.17 |
| UQD08 | 1/2″ | 10 | 23.56 | 6.2 | 3.85 |
| UQD Series Quick Connects | |||||
|---|---|---|---|---|---|
| Model | Unit | UQD02 | UQD04 | UQD06 | UQD08 |
| Max Insertion Force | (N) | 40 | 50 | 75 | 95 |
| (ibf) | 9.00 | 11.24 | 16.86 | 21.36 | |
| Max Withdrawal Force | (N) | 20 | 20 | 20 | 20 |
| (ibf) | 4.5 | 4.5 | 4.5 | 4.5 | |
| Min Burst Pressure | (bar) | 60 | 60 | 60 | 60 |
| (psi) | 870 | 870 | 870 | 870 | |
| Max Operating 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 |
| UQD Series – Plug Dimensions | |||||||
|---|---|---|---|---|---|---|---|
| Model | Part Number | End Connection Thread | Ø | L1 | L2 | H/Hex Flat-to-Flat | L |
| UQD02 | CYUQD02-SPSW01ER | G1/8-28 | 15.5 | 27 | 10 | 14 | 46.4 |
| CYUQD02-SPSW01EB | |||||||
| UQD04 | CYUQD04-SPSW02ER | G1/4-19 | 19 | 35.5 | 11 | 17 | 53 |
| CYUQD04-SPSW02EB | |||||||
| UQD06 | CYUQD06-SPSW03ER | G3/8-19 | 24 | 33.5 | 13 | 22 | 59 |
| CYUQD06-SPSW03EB | |||||||
| UQD08 | CYUQD08-SPSW04ER | G1/2-14 | 30 | 42.9 | 15 | 27 | 62 |
| CYUQD08-SPSW04EB | |||||||
| UQD Series – Socket Dimensions | ||||||
|---|---|---|---|---|---|---|
| Model | Part Number | End Connection Thread | Ø | L1 | L2 | H/Hex Flat-to-Flat |
| UQD02 | CYUQD02-SSSW01ER | 6.5X10 | 18 | 40.4 | 20 | 16 |
| CYUQD02-SSSW01EB | ||||||
| UQD04 | CYUQD04-SSSW02ER | 8X12 | 23 | 45.7 | 20 | 20 |
| CYUQD04-SSSW02EB | ||||||
| UQD06 | CYUQD06-SSSW03ER | 10X14 | 27 | 51.7 | 20 | 24 |
| CYUQD06-SSSW03EB | ||||||
| UQD08 | CYUQD08-SSSW04ER | 12X16 | 30 | 54.9 | 20 | 27 |
| CYUQD08-SSSW04EB | ||||||
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.