The ASUS ProArt LC 420 is a 420mm all-in-one liquid cooler designed to handle demanding CPU workloads with efficient thermal management. Built with a copper water block, aluminum radiator, and three Noctua NF-A14 fans, it dissipates up to 320W while maintaining quiet operation at 31.5 dB(A). An illuminated display tracks system load, temperature, and fan speed in real time.
Perfect for content creators, engineers, and enthusiasts who demand reliable cooling for high-performance systems. Compatible with Intel LGA 1851, 1700, 1200, 115x and AMD AM5, AM4 platforms, it's ideal for workstation and gaming builds requiring sustained performance.
Key Features
- 420mm AIO with Noctua NF-A14 IndustrialPPC fans
- Copper water block, aluminum radiator, 450mm sleeved tubing
- Dissipates up to 320W thermal load efficiently
- Illuminated display shows temp, load, fan speed
- Quiet operation: 31.5 dB(A) at 2000 RPM
- Intel & AMD compatible: LGA 1851, 1700, AM5, AM4
Specifications
| Brand |
ASUS |
| Cooler Type |
Liquid (AIO) |
| Water Block Dimensions |
78 × 78 × 49 mm |
| Water Block Material |
Copper |
| Radiator Dimensions |
456 × 140 × 30 mm |
| Radiator Material |
Aluminum |
| Tubing Length |
450 mm |
| Tubing Type |
Sleeved rubber |
| Fan Model |
Noctua NF-A14 IndustrialPPC 2000 PWM |
| Fan Dimensions |
140 × 140 × 25 mm |
| Fan Quantity |
3 |
| Fan Speed |
800 – 2000 RPM |
| Fan Airflow |
107 CFM / 182.5 m³/h |
| Fan Static Pressure |
4.18 mmH₂O |
| Fan Noise Level |
31.5 dB(A) |
| Max Dissipated Power |
320 W |
| Bearing Type |
Hydrodynamic |
| Control Mode |
PWM / DC |
| Intel Socket Support |
LGA 1851, 1700, 1200, 115x |
| Amd Socket Support |
AM5, AM4 |
