Lubricated Fan-80x80x25

High performing replacement fan with lifelong lubricated dustproof central platform.
Extra silent (less than 20 dBA)
No friction of rotating parts, extending lifespan up to 60000 hours.
External dimensions: 80 x 80 mm, 25-mm thick
3-wire power connector (+12V, ground and tachymetric backpressure)
Steady speed of 2000 rpm
Comes without mounting screws.