120mm 12cm Waterproof Dustproof IP68 Cooling Fan,120X120X25mm 3P 3-Pin Dual Ball Bearing 3050RPM,High Speed 106CFM Cooler SXDOOL SXD12025M1B

IP68 design technology allows this to be completely dustproof and waterproof (rated to be submerged up to 0.5m for 10min).

Updated blade and motor designs allow this to put out 106 cubic feet per minute with a noise level of 43.2db. That's equivalent to the ambient noise of nighttime in the suburbs or a standard kitchen fridge. Padded corners help dampen any vibration noise when mounting.

Dual ball bearings give a long projected lifespan of up to 50,000 hrs--that's over 4 years. Backed by manufacturer with a 1 year warranty.