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SKU: ACFRE00189A
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Arctic Liquid Freezer III Pro 420 ARGB White CPU Liquid Cooler

Liquid Freezer III Pro 420 A-RGB (White)
Multi Compatible All-in-One CPU Water Cooler with A-RGB
Integrated VRM Fan
PWM-controlled fan lowers the voltage regulator temperature, ensuring stable performance.
Offset Mounting for Intel and AMD
Shifts the cold plate to the CPU hotspot for more efficient heat transfer.
Integrated Cable Management
Fan cables integrated into the sleeving simplify installation and minimize cable clutter.

The New P14 Pro Fans
More Performance at Any Speed
The P14 Pro unleashes its full potential: quieter and more powerful at low speeds, with greater performance reserves under load—for maximum cooling without compromise.
Premium-Class Radiator
The 38 mm radiator not only enhances heat dissipation but also holds more liquid than conventional 27 mm radiators. This reduces heat buildup and ensures more efficient handling of temperature spikes.
Premium Tubing
Reinforced EPDM tubing with braided sheathing for increased durability
Easy Installation
Pre-installed, pre-wired fans, straightforward mounting, and an animated online manual.
Two Control Options
With the splitter cable, the pump, VRM fan, and radiator fans can be controlled separately or synchronized via a single PWM signal with the all-in-one cable.
| General Specifications | |
| TIM | MX-6 (0.8 g) |
| Operating Ambient Temperature | 0—40 °C |
| Pump | 800–2800 rpm (PWM controlled) |
| Current | Voltage | 0.35 A | 12 V DC |
| Cold Plate | Copper, Micro Skived Fins |
| Tube Length | 500mm |
| Tube Diameter | Outer: 12.4 mm Inner: 6.0 mm |
| Weight | 2358 g |
| Compatibility | |
| Intel | LGA1851, LGA1700 |
| AMD | AM5, AM4 |
| PI | NNPI | 420 | 376 |
| Radiator | |
| Material | Aluminum |
| Dimensions | 458 (L) x 138 (W) x 38 (H) mm |
| VRM Module | |
| VRM Fan | 400–2500 rpm (PWM-controlled) |
| Current | Voltage | 0.05 A | 12 V DC |
| LEDs | 12x A-RGB Gen2 LEDs |
| Current | Voltage | 0.40 A | 5 V DC |
| Radiator Fan | |
| General | 3x P14 Pro A-RGB |
| Speed | 400–2500 rpm |
| Airflow | 110 cfm | 186 m³/h3/h |
| Static Pressure | 5.2 mmH2O |
| Bearing | Fluid Dynamic Bearing |
| Current | Voltage | 0.35 A | 12 V DC |
| Connector | 4-Pin Fan Plug |
| RGB | |
| LEDs | 12x A-RGB Gen2 LEDs |
| Current | Voltage | 0.40 A | 5 V DC |
| Connector | 3-Pin A-RGB Plug + 3-Pin Socket |
| Packaging | |
| Width | 328mm |
| Height | 158mm |
| Length | 447mm |
| Weight | 2.982 Kg |
| Warranty | 1 Year |
| Note** | **Prices, Specifications & Features are subject to change without notice |
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