Noctua L9a-AM4 CPU cooler technical specs
| Product name | Noctua L9a-AM4 |
| 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 |
| Fan compatibility | 92x92x14mm, 92x92x25mm |
| FAN Specification | |
| Model | Noctua NF-A9x14 PWM |
| 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 |
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