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3 to 4 Pin Adapter With RPM Support
Product Description
A MUST FOR ALL HIGH-SPEED FANS(SUCH AS DELTA, YS-TECH HIGH SPEED FANS)
-Coverts 3pin power connector to 4pin power connector along with a separate RPM(tachometer) cable. The RPM cable then plugs to 3pin fan header on the motherboard for measuring fan speed without risk of burning your motherboard fan header.