Asus ProArt LC 420 Cooling Fan/Radiator/Water Block - 1 Pack

$363.72
6 availableas of 09/16/2026

Order within for shipment today

Should arrive by Wed, Sep 30 with free ground shipping

Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Protect this device

Plans are optional and can be left off. Your order is unchanged unless you add one.

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

About the Asus ProArt LC 420

QUIET. COOL. REFINED.

Experience unparalleled cooling performance and quiet operation. Powered by an performance three-phase motor and Noctua IndustrialPPC fans, the ProArt LC 420 expertly integrates premium tech into an elegantly understated design. An illuminated meter on the pump cover also provides live system stats in the signature minimalist ProArt manner for real-time information at a glance. And its subtle and graceful aesthetics add a touch of refinement to your setup. Cool, quiet, and classy, the perfect trifecta for any and all content creators.

lluminated Meter

An innovative illuminated meter to display real-time PC build information, such as system load, temperatures, and fan speeds, allowing for a quick glance to understand the system's status.

NoctuaIndustrialPPC Fan

To overcome the thermal challenges of the latest multi-core CPUs, the ProArt LC 420 offers Noctua NF-A14 industrialPPC-2000 PWM 140 mm radiator fans that deliver high performance and minimized noise.

The Evolution of Cool | Performance 3-Phase Motor Pump

Advanced three-phase motor offers excellent cooling capability and quieter operation.

450 mm Durable Tubing

This tubing features a braided mesh sleeve for durability, and 450 mm of length for additional flexibility and chassis compatibility.

Thicker Radiator

The thicker radiator's increased coolant storage capacity enables the ProArt LC 420 to deliver enhanced cooling performance.

Extensive Compatibility

The ProArt LC 420 features 450 mm of tubing and is compatible with a wide range of Intel® and AMD motherboard platforms, giving you ample processor and build flexibility.

Technical specifications

Technical Specifications of the Asus ProArt LC 420

General Information

General Information specifications
Manufacturer ASUS Computer International
Manufacturer Part Number PROART LC 420
Manufacturer Website Address http://usa.asus.com
Brand Name Asus
Product Line ProArt LC 420
Product Name ProArt LC 420 Cooling Fan/Radiator/Water Block
Packaged Quantity 1
Product Type Cooling Fan/Radiator/Water Block

Fan Information

Fan Information specifications
Number of Fans 3
Fan Speed (Min) 800 rpm
Fan Speed (Max) 2000 rpm
Maximum Airflow 107 CFM
Noise Levels (A-Weighted) 31.5 dB(A)
Maximum Air Pressure 4.18mmH2O

Heatsink Information

Heatsink Information specifications
Cooler Type Liquid Cooler
Compatible Intel Socket LGA-1700LGA-1200LGA-115X
Compatible AMD Socket AM5AM4

Physical Characteristics

Physical Characteristics specifications
Radiator Material Aluminum
Material Details
  • Block Material (CPU Plate): Copper
  • Tube: Sleeved Rubber tube
Maximum Fan Diameter 5.51"
Radiator Height 17.95"
Radiator Width 5.51"
Radiator Depth 1.18"
Fan Height 5.51"
Fan Width 5.51"
Fan Depth 0.98"
Water Block Height 3.07"
Water Block Width 3.07"
Water Block Depth 1.93"

Miscellaneous

Miscellaneous specifications
Application / Usage MotherboardProcessorCPUChassis

Ratings and reviews

Do you own the Asus ProArt LC 420?

Be the first to write a review.

Displaying 1-10 of 70

Similar products you might also like

Processor & Case Fans

Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.