Meet Your Seller
D4020B12H 40x40x20mm 4020 4CM DC Brushless Axial Cooling Fan, DC 12V 0.17A 2-Pin Compact Replacement Fan for Electronic Housing, Router, Mini PC and Small Industrial Equipment Heat Dissipation
- - Fan Model D4020B12H, 40x40x20mm 4020 40mm DC brushless fan, DC12V 0.17A with 2-pin connector
- - DC brushless motor delivers stable rotation, low power draw and extended service life
- - Compact 4020 form factor fits confined spaces inside electronic housings and small devices
- - Steady airflow efficiently discharges trapped heat to prevent overheating of circuit components
- - Fully tested before shipment; verify fan dimension, voltage and pin type to confirm compatibility
Any questions? Our AI mode will help you find out quickly.
D4020B12H is a 40x40x20mm 4020 DC brushless axial cooling fan rated DC 12V and 0.17A with a 2-pin connector. It works great as a replacement fan for electronic housings, routers, mini PCs and other compact small industrial devices. The brushless motor minimizes friction and delivers reliable continuous operation. It removes accumulated hot air within enclosed housings to protect electronics from thermal damage and unexpected shutdown. Each fan undergoes strict functional inspection before packaging to ensure stable performance. Package only includes 1 cooling fan. Please carefully match your original fan model, size and electrical parameters prior to ordering to avoid incompatible purchase.
- Fan Model: D4020B12H
- Fan Size: 40x40x20mm (4020 / 40mm / 4CM)
- Working Voltage: DC 12V
- Rated Current: 0.17A
- Motor Type: DC Brushless
- Connector: 2-Pin
- Application: Electronic Housing, Router, Mini PC, Small Industrial Equipment
- Package Content: 1 x Cooling Fan
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
- CONTACT
Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by ThermalNest Return Policy
Manufacturer Contact Info
- For a directory of all our manufacturers, please click below.
- Manufacturers Directory





