Arctic Liquid Freezer III Pro 420 A-RGB 140mm AIO CPU Cooler (Boxed)
Arctic Liquid Freezer III Pro 420 A-RGB all-in-one CPU water cooler with ARGB lighting, three 140mm P14 Pro fans, 38mm premium aluminum radiator, 800-2800 RPM pump, and 6-year warranty.
Please Note
The website is currently being actively developed, you are welcome to place the order and in 99% of the cases your order will be processed as usual, but in some cases there may be a delay or the price may change. We will notify you if there are any issues.
Discontinued
This item was discontinued and currently is not available for order on our website. The item may become available soon. Please contact us if you need more information regarding the upcoming arrivals.
| Cooling (CPU & Case) - Device Type | CPU Liquid Cooler AIO |
|---|---|
| Cooling (CPU & Case) - Socket Support | AMD AM4 AMD AM5 Intel LGA1700 Intel LGA1851 |
| Cooling (CPU & Case) - Fan Size | 140 mm |
| Cooling (CPU & Case) - AIO Radiator Size | 420 mm |
| Cooling (CPU & Case) - Lightning | RGB |
| Cooling (CPU & Case) - Connector | 4-Pin PWM |
| Cooling (CPU & Case) - Color | Black |
| Cooling (CPU & Case) - Special Features | Low Noise |
The Arctic Liquid Freezer III Pro 420 A-RGB is a high-performance all-in-one liquid CPU cooler designed for modern Intel and AMD processors. Featuring a premium 38mm thick aluminum radiator with enhanced heat dissipation capabilities, this cooler delivers chart-topping thermal performance while maintaining competitive pricing. The system includes three 140mm P14 Pro series fans with fluid dynamic bearings, operating at 400-2500 RPM, and a powerful 800-2800 RPM PWM-controlled pump with a micro-skived copper cold plate for optimal heat transfer.
The cooler supports Intel LGA1700, LGA1851, AMD AM4, and AM5 sockets, with an included anti-bending contact frame for Intel systems to prevent CPU warping. The ARGB lighting on fans and pump header provides customizable aesthetics, while the 450mm braided EPDM tubing with internal fiber reinforcement ensures durability and eliminates sagging. With a maximum TDP rating exceeding 268W (tested with Ryzen 9 9950X) and a comprehensive 6-year warranty, this cooler combines reliability with exceptional cooling efficiency.
- Premium 38mm aluminum radiator with enhanced liquid capacity
- Three 140mm P14 Pro ARGB fans with 110 CFM airflow
- Pump speed: 800-2800 RPM with 4-pin PWM control
- VRM fan: 400-2500 RPM for additional cooling
- Socket compatibility: Intel LGA1700/LGA1851, AMD AM4/AM5
- Includes anti-bending Intel contact frame
- 6-year manufacturer warranty
- Operating temperature: 0-40°C
| Type | All-in-One Liquid Cooler |
| Recommended Placement | CPU |
| Socket Compatibility | Intel LGA1700, LGA1851, AMD AM4, AM5 |
| Radiator Material | Aluminum |
| Radiator Dimensions | 458 (L) x 138 (W) x 38 (H) mm |
| Cold Plate Material | Copper with Micro-Skived Fins |
| Fan Size | 140 mm |
| Number of Fans | 3 |
| Fan Speed | 400–2500 RPM ±10% |
| Fan Bearing Type | Fluid Dynamic Bearing (FDB) |
| Maximum Airflow | 110 CFM |
| Airflow (Metric) | 186 m³/h |
| Maximum Air Pressure | 5.2 mmH2O |
| Pump Speed | 800–2800 RPM (PWM Controlled) |
| Pump Connector | 4-pin PWM |
| Pump Voltage | 12 V DC |
| Pump Current | 0.35 A |
| VRM Fan Speed | 400–2500 RPM (PWM-controlled) |
| VRM Fan Size | 60 mm |
| Fan Connector | 4-pin PWM |
| Fan Voltage | 12 V DC |
| Fan Current | 0.05 A (VRM Fan) |
| Lighting | ARGB (12x A-RGB Gen2 LEDs) |
| LED Connector Type | 3-pin + 3-pin |
| LED Voltage | 5 V DC |
| LED Current | 0.40 A |
| Tubing Material | EPDM Rubber with Internal Fiber Reinforcement |
| Tubing Length | 450 mm |
| Tubing Outer Diameter | 12.4 mm |
| Tubing Inner Diameter | 6 mm |
| Thermal Interface Material | MX-6 (0.8 g) |
| Operating Ambient Temperature | 0–40 °C |
| Product Color | Black |
| Warranty | 6 Years |
| Maximum TDP (Tested) | >268W (AMD Ryzen 9 9950X) |
| Product Weight | 2.36 kg |
| Packaging Weight | 2.982 kg |
| Packaging Dimensions | 328 (W) x 447 (D) x 158 (H) mm |