Viper Black 120mm - Triple Pack120mm PWM fan. S-FLOW blades for centralised airflow. triple packComplete black or white 120mm high performance PC fan. Super silent operation while delivering 30% added centralised airflow derived from S-FLOW fan blade.S-Flow Fan Blade DesignSmart fan design supplies 30% added airflow than a standard fan with same speed for a stronger and more centralised airflow.Super Silent with PWMIntelligent PWM speed control ranging from 600-1900 RPM. ensures efficient cooling delivery during higher and lower loads. Connected via a 4-pin connector.PWM Splitter HubIncludes 5 Fan PWM Splitter Hub Cable. easily expanding a PWM fan header into 5 PWM headers for greater connectivity and easier cable management.Hydro Dynamic BearingHydro dynamic bearing technology has an increased life span of bearings due to lubrication seal. as well as reduced vibrations resulting in a quieter performance.

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