Description: The Arctic Liquid Freezer II 420 A-RGB combines exceptional cooling performance with aesthetic appeal. Equipped with a 420mm radiator and three P14 PWM A-RGB fans, it ensures optimal heat dissipation for high-performance CPUs. The cooler features a proprietary PWM-controlled pump for quieter operation and higher efficiency. Its A-RGB lighting is compatible with major motherboard software, allowing for customizable lighting effects. The cooler also includes a 40mm VRM fan to cool voltage regulators and the socket area, especially beneficial in overclocking scenarios. With its fiber-reinforced tubing and integrated cable management, installation is straightforward and results in a clean 

Key Features:

• 420mm radiator with three P14 PWM A-RGB fans.

• Customizable A-RGB lighting compatible with major motherboard software.

• Proprietary PWM-controlled pump for quieter operation and higher efficiency.

• 40mm PWM-controlled VRM fan for additional cooling.

• Fiber-reinforced tubing with integrated cable management.

• Supports Intel LGA1851, LGA1700, LGA1200, LGA115X, LGA2011-3, LGA2066 and AMD AM5, AM4 sockets.

Key Specifications:

• Radiator Dimensions: 458 x 138 x 38 mm

• Fan Dimensions: 140 mm (x3)

• Fan Speed: 200–1900 RPM PWM controlled

• Airflow: 68.9 CFM per fan

• Static Pressure: 2.0 mmH₂O per fan

• Noise Level: 0.3 Sone per fan

• Pump Speed: 800–2000 RPM PWM controlled

• VRM Fan Speed: 1000–3000 RPM PWM controlled

• Cold Plate Material: Copper with micro-skived fins

• Thermal Paste: MX-5 (0.8 g)

• LEDs: 12 A-RGB LEDs per fan

• RGB Connector: 3-pin 5V-DI-Gnd

• Pump Power Consumption: 0.5–2.7 W (pump + VRM fan)

• Operating Ambient Temperature: 0–40°C