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Arctic Liquid Freezer III PRO 420 A-RGB AIO CPU Water Cooler White
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Arctic Liquid Freezer III PRO 420 A-RGB AIO CPU Water Cooler White
$239.99
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2 Year$36.00
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3 Year$40.80
Availability
Delivery
Sold out online
For Quebec
residents: Please refer to the Availability Guarantee disclosure in the Warranty and Return section
below.
1. Should fans be intake or exhaust on top?
A:
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Top fans are usually best as exhaust (hot air rises).
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Bottom and front fans should usually be intake.
2. Does case size affect cooling?
A: Yes. Larger cases usually offer better airflow, more fan mounts, and easier cable management, all of which improve cooling.
Arctic Liquid Freezer III PRO 420 A-RGB — AIO CPU Water Cooler (White)
The Arctic Liquid Freezer III PRO 420 A-RGB (White) is a premium all-in-one (AIO) liquid CPU cooler that combines powerful cooling performance with quiet operation and striking RGB lighting — all wrapped in a sleek white design. This cooler is ideal for high-end gaming rigs, overclocked systems, and performance-heavy desktops that need excellent temperature control and visual flair.
What This AIO CPU Cooler Offers
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Massive 420 mm Radiator for Superior Cooling
The extra-large 420 mm radiator provides outstanding heat dissipation compared to smaller AIOs. With more surface area and airflow capacity, it keeps even high-TDP CPUs cool during intense gaming sessions, creative workloads, or sustained heavy use. -
Efficient A-RGB Fans with Lighting
The cooler includes multiple 140 mm fans with addressable RGB lighting. These fans not only push plenty of air through the radiator but also deliver captivating lighting effects that you can sync with compatible motherboards or RGB controllers. -
Quiet Operation with Strong Thermals
Arctic’s pump and fan design focuses on delivering efficient cooling and low noise. That balance helps keep your PC calm even under load, without loud fan noise distracting you during gaming or work. -
All-in-One Ease of Use
Completely pre-filled and sealed, the Liquid Freezer III PRO 420 A-RGB requires no custom loop setup or maintenance. Installation is as simple as mounting the radiator and pump block — no refilling or complicated tubing required. -
Clean White Aesthetic
The white finish adds a premium, modern look that complements white-themed builds or pairs beautifully with light RGB setups. It’s a great choice if you want cooling hardware that looks as good as it performs. -
Wide Compatibility
Supports a broad range of current Intel and AMD CPU sockets, making it suitable for most modern desktop builds.
Specifications Summary
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Cooler Type: All-in-One (AIO) liquid CPU cooler
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Radiator Size: 420 mm
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Fans: Multiple 140 mm A-RGB fans
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Lighting: Addressable RGB (A-RGB)
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Color: White
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Compatibility: Modern AMD & Intel CPU sockets
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Ideal For: High-end gaming PCs, overclocked systems, heavy workloads
What Makes It Stand Out
The Arctic Liquid Freezer III PRO 420 A-RGB (White) combines top-tier thermal performance with elegant design and vibrant lighting. Its extra-large radiator and high-efficiency A-RGB fans make it especially effective for cooling powerful CPUs under load, while the white finish adds a clean, stylish touch to your build.
Backed by Arctic, this AIO is an excellent choice if you want excellent cooling, low noise levels, and visual impact — all without the complexity of custom water cooling.
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