DELTA Coolers and cooling system

		DELTA AUB0912VH includes 1 fan diameter of 90 mm
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		DELTA FFB0812EHE includes 1 fan diameter of 80 mm speed 5700 Rev/min noise level 52.5 dB
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		DELTA FFB0412SHN includes 1 fan diameter 40 mm speed of rotation of 13000 rpm noise level 54.5 dB
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