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The YQ684F Pneumatic Three-Way Liquid Cooling Ball Valve is a professional fluid switching component designed for high-power density liquid cooling systems, energy storage cooling units, and data centers. Integrated with a high-performance pneumatic actuator, this three-way valve allows for rapid switching, diverting, or merging of cooling media. It is engineered with optimized flow paths to minimize pressure drop and ensure zero leakage, providing precise automated temperature control for advanced thermal management systems.

Product Image:YQ684F Pneumatic Three-Way Liquid Cooling Ball Valve
Feature
1、Efficient Three-Way Flow Design: Available in L-port or T-port configurations to precisely redirect coolant flow with minimal turbulence and energy loss.
2、Rapid Actuation: Equipped with a fast-acting pneumatic actuator that synchronizes with control systems for second-level response to thermal fluctuations.
3、High-Performance Sealing: Utilizes specialized PTFE or PPL seats compatible with glycol and deionized water, ensuring long-term leak-free performance.
4、Space-Saving Footprint: Compact and lightweight valve body design, ideal for integration into crowded liquid cooling cabinets and modular units.
5、Extreme Temperature Resilience: Built to operate reliably across a broad temperature spectrum, from extreme cold to high-heat computing environments.
6、Safety-First Engineering: Features an anti-static device and blow-out proof stem, enhancing operational security in high-current industrial or IT settings.

Structure Diagram:YQ684F Pneumatic Three-Way Liquid Cooling Ball Valve
Material List
| Category | Detailed Description | Material / Description |
| Metal Material | Components in contact with the product | CF8 / CF3M (304/316L) Casting / Forging |
| Components not in contact with the product | 304 (1.4301) | |
| Sealing Material | Standard | High-quality domestic PTFE |
| Option | Imported Daikin / 3M |
Performance Specification Sheet
| Performance Specification Sheet | |||
| Nominal Pressure | 1.0 | 1.6 | MPa |
| Strength test pressure | 1.5 | 2.4 | |
| Sealing test pressure | 1.1 | 1.76 | |
| Applicable Temperature | -40~130 | ℃ | |
Standard requirements for external dimensions
DIN 259 / DIN 2999,BS 21,
ISO 288-1, ISO 7-1

Outline Diagram:YQ684F Pneumatic Three-Way Liquid Cooling Ball Valve
Outline Dimension Table (Unit:mm)
| Size | d1 | d2 | D | L | K | Cylinder Model |
| 3/4" | 18 | 18 | 50.5 | 105 | 50.5 | AT52 |
| 1" | 22 | 22 | 50.5 | 120 | 60 | AT63 |
| 1 1/4" | 29 | 29 | 50.5 | 130 | 66 | AT63 |
| 1 1/2" | 35 | 35 | 50.5 | 156 | 74 | AT75 |
| 2" | 47.5 | 42 | 64 | 168 | 84 | AT83 |
| 2 1/2" | 58.5 | 54 | 77.5 | 195 | 92 | AT92 |
| 2 3/4" | 67 | 67 | 91 | 210 | 111 | AT92 |
| 3" | 72 | 67 | 91 | 215 | 116 | AT105 |
| 3 1/2" | 80 | 80 | 106 | 230 | 116 | AT125 |
| 4" | 100 | 94 | 119 | 260 | 135 | AT140 |

Model:
YD41X-10P/YD41X-10R/YD41X-16P/YD41X-16RSpecification:
DN50-DN2400Pressure:
PN10~16Material:
CF8,CF8M
Model:
YQ21-63P/YQ21-63RSpecification:
DN6-DN25Pressure:
PN63Material:
CF8, CF8M
Model:
H12-10P/H12-10R/H12-16P/H12-16R/H12-25P/H12-25RSpecification:
DN6-DN50Pressure:
PN10~25Material:
CF8, CF8M