1 / 8Image courtesy of Arctic. Shown for identification only; no endorsement implied.
ARCTIC · CPU COOLER
Liquid Freezer III Pro 420
A 420mm all-in-one liquid cooler with three 140mm fans, among the strongest AIOs for top-end processors. Make sure your case supports a 420mm radiator.
- AIO Liquid
- 420mm radiator
- AM5, AM4, LGA1851, LGA1700
$119 reference price
Checking against your build…
Technical specifications
- Manufacturer
- Arctic
- Type
- AIO Liquid
- Radiator
- 420mm
- Fan size
- 140mm
- Sockets
- AM5, AM4, LGA1851, LGA1700
- Est. heat capacity
- ~360W (GGus estimate)
- Manufacturer warranty
- 6 years
Where to Buy
| Retailer | Price | Availability | Link |
|---|---|---|---|
| B&H PhotoLowest | $112.99 | Out of stock | View Deal ↗ |
| Amazon | $116.99 | In stock | View Deal ↗ |
| Newegg | $117.99 | Limited stock | View Deal ↗ |
| Micro Center | $119.99 | In stock | View Deal ↗ |
| Best Buy | $123.99 | In stock | View Deal ↗ |
Prices and stock shown are sample development data, not live quotes. “View Deal” opens the retailer's search results; confirm the exact model and price there.



