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  6. Item#: 9SIVTW7M352766

  • $211.78
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    • $210.98 ea.
    • $210.18 ea.
    • $209.38 ea.
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    Noctua NH-D9 DX-3647 4U, Premium CPU Cooler for Intel Xeon LGA3647 (Brown)

    • Item #: 9SIVTW7M352766
    • Mfr. Part #: C7FK-OYS-2026.7.29-177
    • UNSPSC: 43201538
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    • Compact 92mm size (134mm height) for excellent PCIe compatibility and 4U support, high cooling performance thanks to 6 heatpipes, dual tower design and two NF-A9 premium fans, ideal for quiet 4U servers; Supports narrow and square type LGA3647 sockets for Intel Xeon Scalable (Platinum, Gold, Silver or Bronze, Skylake-SP/Purley) and Xeon-Phi platforms (Knights Landing, Knights Mill); Two award-winning NF-A9 fans (push/pull dual fan configuration), supporting PWM for automatic speed control through the motherboard: silent at idle, full CFM performance when necessary; Pre-applied NT-H1 thermal compound and easy, straightforward installation thanks to SecuFirm2 mounting system and included processor clips
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    Overview
    Specs
    Reviews
    Noctuas DX line CPU coolers have become a default choice in premium grade quiet cooling solutions for Intel Xeon processors. The NH-D9 DX-3647 4U features a larger, custom-designed contact surface and supports both square and narrow type LGA3647 platforms. Based on the proven, 92mm size NH-D9L heatsink and equipped with two of Noctuas renowned PWM controlled NF-A9 92mm fans (high-efficiency 2500rpm version), it combines strong performance with excellent compatibility for 4U systems and other space-restricted applications. Topped off with the professional SecuFirm2 mounting system and pre-applied NT-H1 thermal compound, the NH-D9 DX-3647 4U forms a complete premium quality package for quietly cooling LGA3647 based Xeon workstations and servers.

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    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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    • Return for refund within: 30 days
    • Return for replacement within: 60 days
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