Noctua NH-D9 DX-3647 4U, Premium CPU Cooler for Intel Xeon LGA3647 (Brown)
- 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 (Knight’s Landing, Knight’s 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.
- Trusted Noctua quality backed up by 6-year manufacturer’s warranty.