The NH-L9a-AM4 chromax.black is an all-black version of Noctua’s award-winning NH-L9a-AM4 low-profile quiet CPU cooler for AMD Ryzen based HTPCs and Small Form Factor (SFF) builds. Thanks to the same proven heatsink design and NF-A9x14 PWM fan, it stays true to the NH-L9a-AM4’s successful formula of fusing a height of only 37mm with strong performance and excellent quietness of operation, as well as 100% RAM and PCIe compatibility. At the same time, the chromax.black version with its black fan and black coated heatsink combines these assets with a sleek stealth look. Topped off with the renowned SecuFirm2™ low-profile mounting system for AMD AM4, Noctua’s enthusiast-grade NT-H1 thermal compound and a full 6-year manufacturer’s warranty, the NH-L9a-AM4 chromax.black is a premium choice for customers who seek an ultra-compact heatsink that looks just as great as it cools.
- Proven premium heatsink (more than 50 awards and recommendations from international hardware websites), now available in an all-black design that goes great with many colour schemes and RGB LEDs
- Only 37mm height allows it to fit ultra-compact HTPC and Small Form Factor (SFF) cases, tailored footprint guarantees 100% RAM and PCIe compatibility on all ITX, Micro-ATX and ATX AM4 motherboards
- Renowned, award-winning NF-A9x14 slim 92mm fan with Low-Noise Adaptor and PWM for automatic speed control: Full cooling performance under load, whisper quiet at idle!
- Includes high-end NT-H1 thermal paste and SecuFirm2 mounting system for easy installation on AMD Ryzen CPUs and APUs
- Renowned Noctua quality backed up by 6-year manufacturer’s warranty, deluxe choice for AMD Ryzen CPUs & APUs with moderate heat load (e.g. 3700X, 3600, 3400G, 3300X, see compatibility list)
Cooler Specification | |
Socket compatibility | AMD AM4 |
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 |
Scope of delivery |
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Warranty | 6 Years |
FAN Specification | |
Model | Noctua NF-A9x14 HS-PWM chromax.black |
Bearing | SSO2 |
Max. rotational speed (+/- 10%) | 2500 RPM |
Max. rotational speed with L.N.A. (+/- 10%) | 1800 RPM |
Min. rotational speed (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 | 2,52 W |
Voltage range | 12 V |
MTTF | > 150.000 h |