AI Data Center Liquid Cooling System Solution
Publication date：2026-10-13 00:19
In response to the huge heat load generated by high-density computing in AI data centers, liquid cooling systems have become a key heat dissipation solution. Winchen sensors can provide plate-type liquid cooling CDU units and immersion liquid cooling systems with sensor configuration solutions, ensuring efficient and reliable operation of the AI liquid cooling center system.

Below we introduce in detail the pressure sensors, pressure switches, temperature sensors, temperature and humidity sensors, flow meters, etc. of the AI data center liquid cooling system, providing reliable solutions for data center heat dissipation.

1. Pressure Sensors

Winchen Pressure Sensor


 Performance parameters
 
Supply voltage
12~24V DC
Range
-100KPa~0~10KPa~25MPa
Comprehensive accuracy
±0.5%, ±0.2%
Response time (10% to 90%) <2ms (voltage output); <3ms (current output); undamped
Medium temperature -40~85℃
Operating temperature
-20~80℃
Connection thread G1/4, M16*1.5, M20*1.5 male thread, etc. optional
Media compatibility
non-corrosive to 304 stainless steel
Output mode 4~20mA/0.5~4.5V/0~5V/0~10V/RS485
Long-term stability
±0.2%FS/year

2. Pressure Switches

Data Center Liquid Cooling System Pressure Switch

 Performance parameters
 
Supply voltage
12~24V DC
Range -100KPa~0~25MPa
Control accuracy ±0.5%, ±0.2%
Load capacity
<24V1.2A
Switch type
PNP/NPN
Switch life
>1 million cycles
Display mode
4-digit digital tube
Display range
-1999~9999
Response time
<4ms
Medium temperature -40~85℃
Operating temperature -20~80℃
Connection thread G1/4, M16*1.5, M20*1.5 male thread, etc. optional
Connection material
304 stainless steel
Long-term stability
≤0.2%FS/year

3. Temperature Sensors

Data Center Liquid Cooling System Temperature Sensor

Performance parameters
 
Supply voltage
12~24V DC
Temperature range
 -40℃~0~150℃ (customizable)
Temperature accuracy
±0.5%FS; ±0.2%FS
Sensing element PT100 or PT1000 (platinum resistance)
Probe length
 10mm~1000mm (customizable)
Operating temperature -20℃~85℃ (customizable)
Connection thread G1/4, M16*1.5, M20*1.5 male thread, etc. optional
Output mode 4~20mA/0.5~4.5V/0~5V/0~10V/RS485
Long-term stability
±0.1%FS/year
4. Temperature and Humidity Sensors

Data Center Liquid Cooling System Temperature and Humidity Sensor

Performance parameters
 
Supply voltage
12~24V DC
Temperature range
-20~80℃
Temperature accuracy
0.5℃, 0.3℃
Humidity range
 0~100%RH
Humidity accuracy
±5%RH, ±2%RH
Operating temperature -20℃~85℃ (customizable)
Temperature long-term stability
 <0.03℃/year
Humidity long-term stability
 <0.25%RH/year
Output signal
4~20mA/0~10V/RS485
5. Flow Meters

Data Center Liquid Cooling System Flowmeter

Performance indicators
Electromagnetic flow meter
Ultrasonic flow meter
Turbine flow meter
Mass flow meter
Measurement principle
 Faraday's law of electromagnetic induction Transit-time method / Doppler effect rotational speed/flow, magnetoelectric conversion Coriolis effect
Measurement accuracy ±0.2%~±1% ±1%~±5% ±0.5%~±1% ±0.1% ~ ±0.2%
Turndown ratio 1:100~1:1000 1:50~1:200 1:10, customizable 10:1~ 100:1
Fluid compatibility conductive liquids only both conductive and non-conductive
both conductive and non-conductive
both conductive and non-conductive
Straight pipe section requirement 5D upstream, 3D downstream 10D upstream, 5D downstream 5D upstream, 3D downstream no requirement
Pressure loss
extremely small
extremely small
extremely small
relatively large
Installation method inline (pipe-cut) installation clamp-on / insertion type flange / clamp / thread
flange / clamp