





ASUS PROART LC 420 140MM ALL IN ONE CPU LIQUID COOLER
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Elevate your system's cooling with the ASUS PROART LC 420 140MM ALL IN ONE CPU LIQUID COOLER. Designed for demanding applications and professional workflows, this AIO liquid cooler offers robust thermal management to ensure your CPU maintains optimal performance under load. As part of the esteemed ProArt series, it blends powerful cooling capabilities with reliable operation, making it an essential component for creators and enthusiasts alike.
Key Features at a Glance
- High-performance All-in-One (AIO) liquid cooling solution.
- Features a large 420mm radiator for extensive heat dissipation.
- Equipped with efficient 140mm fans for optimal airflow and cooling.
- Part of the ASUS ProArt series, known for reliability and quality.
- Designed for effective CPU thermal management in demanding systems.
Enhanced Thermal Management
Maintain peak CPU performance even during intense rendering, video editing, or gaming sessions. The substantial 420mm radiator combined with liquid cooling technology efficiently draws heat away from your processor, preventing thermal throttling and ensuring sustained high clock speeds.
Quiet and Efficient Operation
Experience powerful cooling without excessive noise. The larger 140mm fans operate at lower RPMs to move significant volumes of air, contributing to a quieter workspace while still delivering excellent thermal performance. This balance is crucial for professional environments where concentration is key.
Built for Professionals and Creators
The ProArt designation signifies a product engineered for reliability and demanding workloads. This liquid cooler provides the stability and consistent performance required by content creators, engineers, and other professionals who rely on their systems for critical tasks.
Technical Specifications
| Model | ProArt LC 420 |
|---|---|
| Water Block | Water block dimension: 78 x 78 x 49 mm, Block Material (CPU Plate): Copper |
| Radiator | Radiator Dimension: 456 x 140 x 30 mm, Radiator Material: Aluminum |
| Tube | Sleeved Rubber Tube, Length: 450 mm |
| Fan | Noctua NF-A14 IndustrialPPC 2000 PWM Fan |
| Fan Size | 3 x Fan Slots (140mm), Fan Dimension: 140 x 140 x 25 mm |
| Fan Speed | 800 - 2000 RPM +/- 10% |
| Static Pressure | 4.18 mmh3O |
| Air Flow | 107 CFM / 182.5 m3/h |
| Noise | 31.5 dB(A) |
| Control Mode | PWM/ DC |
| Special Features | AURA Sync Support: Yes |
| Compatibility | Intel: LGA 1700, 1200, 115x, AMD: AM5, AM4 |
| Package Content | 1 x CPU Liquid Cooler (pre-applied thermal compound), 1 x 1-to-3 Fan Splitter Cable, 1 x Accessory Pack of Screws and Brackets, 1 x Quick Start Guide |
| Warranty | 6 years |
| Note | ProArt LC Series: 90RC00N0-M0UAY0, 90RC00N0-M0AAY0, 90RC00N0-M0CAY0, 90RC00N0-M0TAY0, 90RC00N0-M0JAY0 |
Frequently Asked Questions
Q: What does All-in-One (AIO) mean for a CPU liquid cooler?
A: An AIO liquid cooler is a self-contained unit that comes pre-filled and sealed, ready for installation. It includes the pump, radiator, fans, and tubing in a single integrated package, simplifying setup compared to custom liquid cooling loops.
Q: What are the advantages of a 420mm radiator?
A: A 420mm radiator offers a significantly larger surface area for heat exchange compared to smaller radiators. This allows for more efficient heat dissipation, leading to lower CPU temperatures and often quieter fan operation, especially under heavy loads.
Q: Is this cooler suitable for high-performance CPUs and demanding applications?
A: Yes, the ASUS ProArt LC 420 is designed to handle high-performance CPUs and demanding applications. Its large 420mm radiator and efficient liquid cooling technology provide ample capacity to keep powerful processors cool during tasks like content creation, gaming, and complex computations.

