Fan

We use small or big fans for all sort of things : from cooling the stepper driver, motors, hotend, or the printed plastic itself...

They are easily salvaged from old computer but here is some, with their suppliers and specs to compare. You are welcome to complete the blanks if you know missing information.

Model	From	Size	Speed (RPM)	Flow (m^3/h)	Volt	Amp	Watts	Noise	Approximate Cost	Additional notes
Akasa AK-210 docmicro	From France	40 x 40 x 11 mm	5000	8,83	12 V	?	?	20,03 dB	6 €	used in the RepRapPro Hotend at 19 V
Mendel-parts 40mm	From Netherland	40 x 40 x ? mm	?	?	12 V	0,16 A	?	?	4 €	-
Mendel-parts 60mm	From Netherland	60 x 60 x ? mm	4000	30,2	12 V	0,16 A	?	31 dB	3 €	-
Sunon KDE1204PFS2-11 Neuhold Elektronik	From Germany	40 x 40 x 10 mm	5800	11,89	12 V	0,09 A	1,1 W	28,5 dB	4 €	-
RepRapWorld 30mm	From Netherland	30 x 30 x 10 mm	?	?	12 V	0,06 A	?	?	3 €	-
RepRapWorld 40mm	From Netherland	40 x 40 x 10 mm	?	?	12 V	0,09 A	?	?	3 €	-
RepRapWorld 60mm	From Netherland	60 x 60 x 25 mm	?	?	12 V	0,23 A	?	?	12 €	-