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    be quiet! Dark Rock 6 CPU Air Cooler | 135mm Silent Wings PWM Fan | 6 Heat Pipes | Semi-Passive Quiet Mode & Performance Switch | 31.1dB(A) | High RAM/VRM Compatibility | Liquid Metal Ready | 3-Year Warranty | BK046

    • Semi-passive quiet mode with full fan stop for completely silent operation
    • Hardware switch to toggle between performance and quiet modes
    • 6 optimized high-performance heat pipes
    • Optimized heat sink for more cooling power
    • Silent Wings 135mm PWM fan for perfect air pressure and virtually inaudible operation
    • Only 31.1dB(A) at maximum fan speed
    • High RAM and VRM cooler compatibility thanks to an asymmetrical design and cut-outs on the heat sink
    • Ceramic-particle black coating and magnetic top cover create the elegant signature be quiet! look
    • Compatible with liquid metal thermal grease
    • 3-year manufacturer's warranty
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    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Limited Warranty period (parts): 3 years
    • Limited Warranty period (labor): 3 years
    • Read full details

    Return Policies

      We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.

    • Return for refund until: January 31, 2027
    • Return for replacement until: January 31, 2027
    • This item is covered by Newegg.com's Extended Holiday Return Policy.
    • Read full return policy for details.
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