Title: Noctua NH-D9 DX-4677 4U — Premium CPU Cooler for Intel Xeon LGA4677/LGA4710 (2× NF-A9 Fans)
Short Excerpt: Compact dual-tower 92 mm cooler tailored for Intel Xeon LGA4677/LGA4710 workstations and 4U servers. Custom LGA4677 contact plate, two NF-A9 HS-PWM fans, SecuFirm2™ mounting with T30 tool, pre-applied NT-H1, 6-year warranty.
Overview:
Keep your powerful Intel Xeon processor chill and quiet with this compact cooling wizard! Purpose-built for LGA4677/LGA4710 platforms, the NH-D9 DX-4677 4U features a custom-designed, oversized contact surface that fully covers modern Xeon heat-spreaders. Its space-saving dual-tower layout and two NF-A9 HS-PWM 92 mm fans deliver impressive thermal performance while preserving PCIe clearance—ideal for dense 4U rackmounts or workstation builds. With SecuFirm2™ hardware, a Torx® T30 tool, and pre-applied NT-H1 thermal compound, installation is fast and professional—and the 6-year warranty backs long-term, whisper-quiet reliability.
Key Features:
• Dedicated DX-4677 design for Intel Xeon LGA4677/LGA4710 (Sapphire Rapids / Xeon W)
• Compact 4U-friendly, dual-tower heatsink with excellent PCIe/slot clearance
• Two NF-A9 HS-PWM 92×25 mm fans for high static-pressure cooling in dense chassis
• Custom large contact plate for optimal LGA4677/LGA4710 heat-spreader coverage
• SecuFirm2™ mounting system with Torx® T30 tool for secure, repeatable installs
• Pre-applied NT-H1 thermal compound for clean, time-saving setup
• Premium build: copper base and heatpipes, aluminum fins, soldered joints, nickel plating
• 6-year manufacturer warranty
Specifications:
• CPU Socket Compatibility: Intel LGA4677, LGA4710
• Heatsink Dimensions (H × W × D): 5.28 × 3.74 × 3.74 in (134 × 95 × 95 mm)
• Total Size with 2× Fans (H × W × D): 5.28 × 3.74 × 4.72 in (134 × 95 × 120 mm)
• Heatsink Weight (without fans): 1.29 lb (≈584 g)
• Materials: Copper (base & heatpipes), aluminum (fins), soldered joints, nickel plating
• Fans: 2× Noctua NF-A9 HS-PWM (92 mm, 4-pin PWM, SSO2 bearing)
• Max. Fan Rotational Speed: 2500 RPM
• Max. Acoustical Noise: 30.6 dB(A)
• Thermal Compound: Pre-applied Noctua NT-H1
• Mounting System: SecuFirm2™ for LGA4677/LGA4710 (includes Torx® T30 tool)
• Warranty: 6 years
What’s in the Box:
• NH-D9 DX-4677 4U heatsink (custom LGA4677 base)
• 2× NF-A9 HS-PWM 92 mm fans
• SecuFirm2™ mounting kit for LGA4677/LGA4710 (incl. Torx® T30 tool)
• NA-YC1 4-pin PWM Y-cable
• Pre-applied NT-H1 thermal compound
• Documentation
Options / Upgrades:
• Add high-airflow 92 mm chassis fans to optimize 4U front-to-back exhaust paths
• Noctua chromax / industrialPPC accessories (grills, pads, extra PWM cables)
Compatibility Notes:
• Designed for 4U rackmount and workstation cases—confirm 134 mm cooler height clearance
• Front-to-back airflow aligns with standard server thermal layouts
Warranty: 6 years (manufacturer)
Lead Time: In stock. Ships within 1–3 business days (subject to inventory).
SKU: HCT-NH-D9-DX4677-4U