Noctua NH L9a AM5 Air CPU Cooler:
The Noctua NH-L9a-AM5 Air CPU Cooler is a highly compact, quiet, low-profile cooling solution specifically designed for small form factor cases and HTPC environments. While it provides first-rate performance in its class, it focuses on efficient cooling rather than overclocking. It features a premium NF-A9x14 PWM fan and includes high-grade NT-H1 thermal compound. Furthermore, its robust copper and aluminum construction ensures effective heat dissipation, making it an ideal choice for compact AMD AM5 builds.
Compact Low-Profile Design for SFF Builds:
The Noctua NH-L9a-AM5 boasts an exceptionally compact low-profile design. With a height of just 37 mm (including the fan), it is ideal for small form factor (SFF) cases and Home Theater PC (HTPC) environments where space is a premium. This minimal height ensures broad compatibility with various chassis that have limited CPU cooler clearance.
Despite its diminutive size, this cooler provides first-rate performance within its class. It efficiently manages heat loads, making it suitable for CPUs that operate within their standard specifications. Its design prioritizes quiet operation, ensuring your compact system remains unobtrusive in any setting.
Efficient Cooling Performance & Premium Materials:
The NH-L9a-AM5 delivers efficient cooling performance through its high-quality construction. It utilizes copper for its base and heat-pipes, known for superior thermal conductivity. Aluminum cooling fins complement the copper components, providing a large surface area for rapid heat dissipation. Soldered joints and nickel plating further enhance its durability and thermal efficiency.
This cooler achieves an NSPR (Noctua Standardised Performance Rating) of 61, indicating its capability for effective heat management. It is designed to handle CPUs up to a certain TDP, ensuring stable temperatures for your processor during typical workloads. The combination of premium materials and meticulous engineering ensures reliable thermal performance.
Quiet Operation with NF-A9x14 PWM Fan:
A key highlight of the NH-L9a-AM5 is its included NF-A9x14 PWM premium fan. This 92x92x14mm fan is renowned for its quiet operation and excellent airflow. It features SSO2 bearing technology, ensuring long-term stability and minimal noise output. The fan operates at a maximum rotational speed of 2500 RPM.
For even quieter performance, the cooler includes an NA-RC7 Low-Noise Adaptor (L.N.A.). When used, the fan’s maximum rotational speed reduces to 1800 RPM, and the acoustical noise level drops to a mere 14.8 dB(A). This allows users to fine-tune the balance between cooling performance and noise levels according to their preferences, ensuring a truly silent system.
Broad AM5 Compatibility & Easy Installation:
The Noctua NH-L9a-AM5 offers broad compatibility specifically for AMD AM5 sockets. This ensures it fits the latest AMD motherboards and processors. The cooler comes with a SecuFirm2™ AM5 mounting kit, simplifying the installation process. This user-friendly mounting system ensures a secure and straightforward setup.
The scope of delivery also includes NT-H1 high-grade thermal compound, known for its excellent thermal conductivity. Additionally, screws for 92x92x25mm fans are provided, offering flexibility if you wish to swap out the included fan for a thicker one. A Noctua Metal Case-Badge adds a touch of branding to your build.
Explore compatible CPU Coolers or check Noctua Products for other options. Find full details on the official Noctua NH-L9a-AM5 product page.
Specifications:
Cooler Specifications:
- Socket Compatibility: AMD AM5
- Height (without fan): 23 mm
- Width (without fan): 114 mm
- Depth (without fan): 92 mm
- Weight (without fan): 390 g
- Height (with fan): 37 mm
- Width (with fan): 114 mm
- Depth (with fan): 92 mm
- Weight (with fan): 465 g
- Material: Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating
- NSPR: 61
- Max. TDP: See NSPR
- Fan Compatibility: 92x92x14mm, 92x92x25mm
Fan Specifications:
- Model: Noctua NF-A9x14 HS-PWM
- Bearing: SSO2
- Max. Rotational Speed (+/- 10%): 2500 RPM
- Max. Rotational Speed with L.N.A. (+/- 10%): 1800 RPM
- Min. Rotational Speed @ 20% PWM (+/-20%): 600 RPM
- Max. Airflow: 57.5 m³/h
- Max. Airflow with L.N.A.: 40.8 m³/h
- Max. Acoustical Noise: 23.6 dB(A)
- Max. Acoustical Noise with L.N.A.: 14.8 dB(A)
- Input Power (max.): 2.52 W
- Voltage Range: 12 V
- MTTF: > 150.000 h
Scope of Delivery:
- NF-A9x14 PWM premium fan
- NA-RC7 Low-Noise Adaptor (L.N.A)
- NT-H1 high-grade thermal compound
- SecuFirm2™ AM5 mounting kit
- Screws for 92x92x25mm fans
- Noctua Metal Case-Badge


Sapphire Pulse Radeon RX 9070 Gaming OC 16GB GDDR6 256-bit Graphic Card
Addlink AddGame A93 2Tb M.2 Pcie Gen4 Nvme with Heatsink PS5 Compatible Internal Solid State Drive SSD
Lexar NQ100 512GB 550MB/s 2.5 Inch SATA 6GB/s Internal Solid State Drive SSD
Lexar NQ100 256GB 550MB/s 2.5 Inch SATA 6GB/s Internal Solid State Drive SSD
Fr Gaming Intel Budget Build
Western Digital Black SN8100 1TB M2 2280 PCIe Gen 5 Nvme Without Heatsink Internal Solid State Drive SSD
Sandisk Extreme Portable 1TB USB 3.2 Gen 2 For Playstation 5 Console and PC External Solid State Drive SSD
Wd My Book Duo 36Tb External Hard Drive
Fr Gaming AMD Extreme Build
Sandisk Extreme PRO 4TB With USB4 External Solid State Drive SSD
Sandisk Extreme PRO 2TB With USB4 External Solid State Drive SSD
Gigabyte B550 Eagle WIFI6 AM4 Gaming Motherboard
Asus Tuf Gaming B650 Plus Wifi Am5 DDR5 Motherboard
Western Digital Black SN8100 2TB M2 2280 PCIe Gen 5 Nvme Without Heatsink Internal Solid State Drive SSD
Western Digital Black SN8100 4TB M.2 2280 PCIe Gen 5 NVMe Without Heatsink Internal Solid State Drive SSD
AMD Ryzen 9 9950X3D Tray Processor 













Reviews
There are no reviews yet.