Noctua AIO cooler NL-LC1-42 420mm

Noctua NL-LC1-42 — 420mm AIO Cooler

In demanding gaming rigs or PCs focused on maximum performance, effective cooling is crucial for the stability and longevity of the system. The Noctua NL-LC1-42 features a 420mm radiator that provides extreme cooling performance, while using three 140mm NF-A14x25 G2 PWM fans for quiet and efficient heat dissipation. Thanks to the unique integrated NL-PNA1 pump noise absorber, the cooler achieves exceptionally low noise, even under high loads. This cooler also comes with the premium SecuFirm2+™ mounting system, which allows for precise mounting above the hotspot of AMD and Intel processors. If you are looking for a professional solution with a long warranty, the Noctua NL-LC1-42 is the clear choice.

Performance and Quiet Operation

This model is equipped with cutting-edge technology that combines the Asetek Emma V2 platform with Noctua engineering innovations. The integrated NL-PNA1 noise absorber minimizes noise and vibration, which you will appreciate in quiet environments or during long operation. The fan speed range of 0-1500 RPM with PWM control allows precise adjustment of cooling performance according to current needs. All this with a maximum noise level of just 24.8 dB(A), which ensures quiet operation even at full power.

Compatibility and easy installation

The Noctua NL-LC1-42 supports a wide range of sockets, including AM4, AM5, LGA1700, LGA1851 and LGA1954, making it a universal choice for modern processors. **The SecuFirm2+™ mounting system allows for front-mounted mounting, which improves cooling of the hottest points of the processor. Additionally, the package includes NT-H2 thermal paste and NA-TPG1 protective frame for AM5 sockets, which makes installation easier and increases heat transfer efficiency.

Technical details

• Radiator dimensions: 459.5 × 143.7 × 30 mm
• Cooling plate material: CU1100 copper (99.95% purity)
• Max. fan airflow: 155.6 m³/h (91.58 CFM)
• Max. fan static pressure: 2.56 mm H2O
• Pump speed range: 750–3400 RPM
• Pump control: PWM with 3 profiles (Quiet, Balanced, Manual + temperature sensor)

Package contents

• 3× NF-A14x25 G2 PWM fans (140×140×25 mm)
• SecuFirm2+™ mounting system
• NT-H2 thermal paste
• NA-TPG1 (AM5) protective frame
• NA-CW1 cleaning cloth

The Noctua NL-LC1-42 combines maximum performance, quiet operation and top compatibility. It is the ideal solution for demanding users who do not want to compromise.