BEST QUALITY 12V 40MM MINI SIZE COOLING FAN ELINA HDF4020L-12MB-3 blb69

12V  40MM  FAN

These are a premium quality mini size 12v cooling fan, manufactured by Elina as their part number HDF4020L-12MB-3.    

Specifications

 Size:  40 x 40mm x 20mm. 
Supply: DC 12V  at  70mA. Will happily operate between 10V - 14V
Sleeve double bearings. 
Speed: 5800.  
 Noise: 19.0 db-A

Industry standard fan found in lots of equipment.