Thermalright TL-G12B 12cm Fan x3

Set of 3 THERMALRIGHT case fans. Screws included. No box.
These fans are designed for exhaust, intended for top or rear mounting.
Used for about 6 months with no issues.

(From Amazon)
Product Dimensions: 12L x 2.5W x 12H cm
Brand: THERMALRIGHT
Power Connector Type: 4-Pin
Voltage: 12 Volts (DC)
Cooling Method: Air
Compatible Devices: Desktop
Noise Level: 23.6 decibels
Material: Plastic
Maximum Rotational Speed: 1500 RPM
Airflow: 62.6 CFM

About this product
[High-Performance Cooling Fan] Equipped with a 4-PIN PWM fan cable interface, allowing for automatic speed control based on motherboard temperature. Maximum rotation speed is 1500 RPM.
[Anti-Vibration and Low Noise] Features 4 anti-vibration pads on each corner of the fan to reduce vibration and friction caused by fan rotation, effectively minimizing noise for quiet operation.
[Silent Fan Dimensions] Size: 120*120*25mm, Speed: 1500RPM±10%, Noise: ≤23.6dBA. Connector: 4-pin PWM, Current: 0.15A, Air Pressure: 1.78mm H2O (MAX), Airflow: 62.6CFM. Improved cooling performance with higher airflow. The 55cm cable length allows for flexible placement anywhere in your case without worrying about short cables.
[High-Quality Bearing] Carefully developed high-quality hydraulic bearing minimizes fan noise while delivering maximum cooling performance when needed, extending the lifespan of the case fan.
[Perfect Match] This fan is ideal not only as a case fan but also for use with CPU coolers to enhance cooling effects. It can dissipate heat from the case and high temperatures generated by the CPU during operation, enabling maximum cooling. Ideal for cases, radiators, and CPU coolers.