[ INDIVIDUAL COMPONENT // COOLING ]
ARCTIC Liquid Freezer III 420 A-RGB
458×138×38 mm radiator with three 140 mm P14 PWM A-RGB fans.
IDENTIFICATION: Match complete model, suffix, revision and bundle before installation. Related variants can differ in dimensions, brackets, wiring, connector, and operating limits.
Manufacturer specifications
| Catalog subcategory | All In One Liquid Coolers |
|---|---|
| Exact model | ARCTIC Liquid Freezer III 420 A-RGB |
| Published specifications | 458×138×38 mm radiator with three 140 mm P14 PWM A-RGB fans. |
| Compatibility and mounting | LGA1851/1700 and AM4/AM5; requires 420 mm mount and 38 mm radiator plus fan clearance. |
| Connector and electrical limitations | PWM cooling leads and 5 V 3-pin A-RGB; observe header limits. |
Safe installation and maintenance
Sealed liquid cooler: do not open or refill. Disconnect power and hold fan blades still while cleaning; inspect tubes, radiator and joints for leaks or damage. Stop use if coolant appears.
- Follow the exact manufacturer manual for this model and host; do not interchange similar-looking parts or hardware.
- After service, verify pump/fan operation and temperature behavior under monitored conditions before normal workload.
Manufacturer source
- www.arctic.de — ARCTIC Liquid Freezer III 420 A-RGB product informationManufacturer specifications; verify current revision-specific manual and compatibility details before installation.
This static catalog entry is an identification aid, not a compatibility guarantee; ratings can vary by revision or SKU.