Arctic Liquid Freezer III Pro 420

78Ratings
BrandMore from Arctic
Test reportsVery good based on 1 test
Delivered between Tue, 10.3. and Tue, 17.3.
More than 10 pieces in stock at supplier
free shipping

LED colour2

Product details

The Liquid Freezer III Pro 420 is a powerful all-in-one (AiO) liquid cooling solution specifically designed for efficient CPU cooling. With a combination of advanced technology and thoughtful design, this cooling system provides excellent heat dissipation to maximize your hardware's performance. The cooling unit features a nickel-plated copper base plate that ensures optimal heat transfer. The three 120 mm fans deliver high air circulation, helping to keep operating temperatures low even under intense conditions. With a maximum speed of 2500 RPM and a static pressure of 5.2 mmH2O, the Liquid Freezer III Pro 420 can provide efficient cooling even at high resistance. The generous hose length of 450 mm allows for flexible installation in various case configurations.

  • Compatible with multiple processor sockets, including LGA 1700, AM4, and AM5
  • High airflow of 186 m³/h for effective cooling
  • Sturdy construction with a nickel-plated copper base plate for improved heat conduction
  • Optimal flexibility with a hose length of 450 mm.

Key specifications

LED colour
without LED
Socket
AM4, AM5, LGA 1700, LGA 1851
Bottom plate material
Copper
Number of fans
3 Fan
Fan dimension
140 mm

General information

Item number
59942069
Manufacturer
Arctic
Category
CPU water coolers
Manufacturer no.
ACFRE00181A
Release date
3.7.2025

Colour

Colour
Black
Exact colour description
Black
LED colour
without LED

Cooler properties

Socket
AM4, AM5, LGA 1700, LGA 1851
Bottom plate material
Copper
Number of fans
3 Fan
Fan dimension
140 mm
Max. Speed
2500 RPM
Airflow
186.91 m³/h
Static pressure
5.20 mmH20
Hose length
45 cm
Radiator thickness
38 mm

Voluntary climate contribution

CO₂-Emission
24.36 kg
Climate contribution
CHF 0.58

Product dimensions

Width
138 mm

Package dimensions

Length
44.50 cm
Width
33.50 cm
Height
16 cm
Weight
3.11 kg

30-day right of return
6 years Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «CPU water coolers» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.be quiet!
    0.8 %
  • 1.Gigabyte
    0.8 %
  • 3.Arctic
    0.9 %
  • 3.Cooler Master
    0.9 %
  • 5.TRYX
    1 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Arctic
    0 days
  • 2.Corsair
    1 day
  • 2.Deepcool
    1 day
  • 2.Thermaltake
    1 day
  • 5.Enermax
    2 days

Return rate

How often is a product of this brand in the «CPU water coolers» category returned?

Source: Digitec Galaxus
  • 13.MSI
    5.9 %
  • 14.Thermalright
    6 %
  • 15.Gigabyte
    6.3 %
  • 16.ASUS
    6.6 %
  • 17.Arctic
    8 %
Source: Digitec Galaxus

Translation: machine translated
Very good93/100
gamezoom.netSingle testReleaseOctober 2025
  • PositiveHigh-quality and clean workmanship
  • Positiveexcellent cooling performance
  • PositiveDurable and quiet pump
  • PositiveThree pre-mounted fans with a high speed range
  • Positivetrendy look
  • PositiveCustomisable A-RGB lighting (fan, VRM cooler)