Quick Summary
ARCTIC Liquid Freezer III Pro 420 A-RGB White is an AIO CPU cooler with three 140 mm water cooling fans and a 38 mm radiator. It also includes a PWM pump, an integrated VRM fan and A-RGB lighting, with contact frame support for Intel LGA1851 and LGA1700.
The white finish is part of the product identity, and the listed mounting support includes AMD AM5 and AM4 as well as Intel LGA1851 and LGA1700. Check your socket and case space before ordering, especially because the radiator size is stated as 420.
Who It Is Best For
This cooler is aimed at buyers who need an AIO CPU cooler for the stated Intel and AMD socket support. It is also relevant if you want the integrated VRM fan and cable management shown in the product details.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | ARCTIC. |
| Product type | AIO CPU cooler for water cooling. |
| Model / variant | Liquid Freezer III Pro 420 A-RGB in White. |
| Fan setup | 3 x 140 mm fans for the stated cooling configuration. |
| Radiator | 38 mm radiator, so case clearance is an important check before ordering. |
| Pump | PWM pump for controlled operation. |
| Extra cooling feature | Integrated VRM fan that lowers the temperature of the voltage converters. |
| Intel support | Contact frame for Intel LGA1851 and LGA1700. |
| AMD support | AM5 and AM4 are listed in the title. |
| Cable management | PWM cables are integrated in the hose sheathing, leaving a single visible motherboard cable. |
Why Buyers Choose It
- Three 140 mm fans and a 38 mm radiator give a clearly defined cooling setup to compare against your case limits.
- The integrated VRM fan adds a dedicated cooling element for the voltage converters.
- The stated contact frame for Intel LGA1851 and LGA1700 is a useful fitment detail for those sockets.
- Integrated cable management reduces the number of visible fan cables connected to the motherboard.
What To Know Before You Buy
Check that your motherboard socket matches one of the listed Intel or AMD options before ordering. Also review your case clearance for a 420-size radiator and the stated 38 mm thickness, because both affect fit. The white finish and A-RGB version are part of the specific variant, so confirm you are choosing the correct version.
Common Buyer Questions
Which sockets does this cooler support?
It lists AMD AM5 and AM4, plus Intel LGA1851 and LGA1700 with a contact frame for the Intel sockets.
How many fans are included?
The product title states 3 x 140 mm fans.
Does it include any extra cooling feature?
Yes, it has an integrated VRM fan that is PWM-controlled.
What should I check before ordering?
Confirm socket support, radiator clearance and that you want the white A-RGB variant.
Final Buying View
This is a defined AIO CPU cooler for buyers who need the listed ARCTIC Liquid Freezer III Pro 420 A-RGB White specification and socket support. Review your socket choice, radiator space and variant selection before you order.





