ARCTIC Liquid Freezer III Pro 420 AIO Liquid CPU Cooler

ARCTIC Liquid Freezer III Pro 420 420mm AIO CPU Liquid Cooler in India. Extra-thick radiator, triple 140mm PWM fans, VRM cooling, Intel & AMD support. Ultimate cooling for gaming & workstation PCs.

When only maximum cooling headroom will do, the Liquid Freezer III Pro 420 stands at the top. Engineered for flagship Intel & AMD CPUs, this 420mm all-in-one liquid cooler is built for extreme gaming, heavy rendering, AI workloads, and 24/7 professional systems.

With an extra-thick radiator, three high-performance 140mm PWM fans, and ARCTIC’s signature VRM cooling fan, it delivers exceptional thermals at whisper-quiet noise levels—even under sustained loads.

🚀 Why Choose Liquid Freezer III Pro 420?

✔ Extreme Cooling Performance – Massive 420mm surface area
✔ Ultra-Quiet Operation – Optimized PWM pump & fans
✔ Integrated VRM Fan – Actively cools motherboard power stages
✔ Factory-Sealed & Maintenance-Free – Long-term reliability
✔ Pre-Applied Premium Thermal Paste – Clean, fast installation
✔ Built for Overclocking – Keeps temps stable under stress

⚙️ Key Features

• 420mm Extra-Thick Radiator (38mm) for superior heat dissipation

• Advanced PWM Pump with efficient liquid flow

• Dedicated VRM Cooling Fan on pump block

• High-Quality Braided Tubing for durability & neat cable routing

• Wide Socket Support – Latest Intel & AMD platforms

📐 Product Dimensions & Technical Specifications

Radiator

• Dimensions: 458 × 138 × 38 mm

• Material: Aluminum

• Thickness: 38mm (industry-leading cooling density)

Fans (3× 140mm)

• Fan Size: 140 × 140 × 25 mm

• Control: PWM

• Bearing: Fluid Dynamic Bearing

• Noise Level: Extremely low-noise design

• Airflow: High airflow optimized for thick radiators

Pump Block

• Block Height: Approx. 68 mm (with VRM fan)

• VRM Fan: Yes (integrated)

Tubing

• Length: 450 mm

• Type: Reinforced braided tubes

Weight

• Approx.: 2.2 kg

🧩 CPU Socket Compatibility

Intel: LGA 1700, 1200, 115x
AMD: AM5, AM4

(Fully compatible with latest-generation CPUs)

🎯 Ideal For

• Extreme Gaming PCs

• Overclocked Intel Core i9 / AMD Ryzen 9 builds

• 4K Video Editing & 3D Rendering

• AI, Simulation & Workstation PCs

• Silent high-performance enthusiast setups

🛒 Why Buy ARCTIC Liquid Freezer III Pro 420?

If you want the strongest AIO cooling available, the Liquid Freezer III Pro 420 is the clear choice. Trusted globally for reliability and performance, ARCTIC delivers server-grade cooling in a consumer-friendly design—perfect for users who demand zero thermal compromise.

More surface. More silence. Maximum performance.