12cm Exhaust Cooling Fan with Adjustable Controller for Bathroom Workstations and Server Cabinets
Quantity
Improve airflow and cooling efficiency with this 12cm high performance exhaust fan designed for bathrooms, BTC machines, workstations, server cabinets, and electronics enclosures. Featuring up to 3000 RPM airflow, this fan includes an adjustable 3V–12V controller to fine tune speed and cooling needs. Built with durable hydraulic or dual ball bearings, it delivers long lasting operation with low noise and high stability. A reliable solution for ventilation, heat dissipation, and preventing equipment overheating.
Key Features
High speed 12cm exhaust fan with up to 3000 RPM airflow
Includes adjustable DC controller (3V–12V) for custom cooling
Durable hydraulic or dual ball bearing options
Ideal for bathrooms server cabinets BTC machines and workstations
Long service life rated up to 50000 hours
Why Choose Our 12cm Exhaust Cooling Fan
Unlike basic ventilation fans, this model offers adjustable speed control for precise cooling performance. Its reliable bearing system ensures quiet stable operation, while the large airflow design helps maintain safe temperatures in enclosed or high load environments. Perfect for both home and industrial applications.
Perfect For
Bathroom ventilation and odor control
Server cabinets and electronics cooling
BTC miners and workstation airflow
PC chassis hobby projects and heat management
Maximize cooling performance with an adjustable exhaust fan built for power efficiency and long term reliability.
Specifications
Power supply: AC 220V
Input: 220V 50/60Hz
Output: DC 3–12V 200–2000mA
Switch: Included
Fan dimensions: 4.72 in x 4.72 in x 0.98 in (single fan)
Bearing type: Hydraulic or dual ball
Fan speed: 3000 RPM ±10 percent
Rated voltage: DC 12V
Connector: DC 5.5 x 2.1 mm
Cable length: 13.78 in
Life expectancy: 40000–50000 hours
Size Guide
| Measurement | Inches |
|---|---|
| Fan length | 4.72 in |
| Fan width | 4.72 in |
| Fan thickness | 0.98 in |
| Cable length | 13.78 in |



























