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Black 280 mm radiator with two 140 mm A-RGB fans and integrated VRM fan

ARCTIC

ARCTIC Liquid Freezer III Pro 280 A-RGB 2 x 140mm Black

SKU CH-KN38-828BM

A 280 mm all-in-one liquid cooler with two 140 mm A-RGB fans, native offset mounting for Intel LGA1851/1700 and AMD AM5/AM4, plus an integrated VRM fan and cable routing in the hose sheathing

Model LF III PRO 280

Color Black

LED ARGB

  • Optimized contact pressure for Intel LGA1851/1700 extends CPU lifespan
  • P14 Pro fans deliver stronger airflow at every speed with lower noise
  • Native offset mounting shifts cold plate toward CPU hotspot for better heat transfer
  • Integrated PWM VRM fan actively cools voltage converters for stable operation
  • Fan cables routed inside hose sheathing leave only one visible motherboard connection

Socket-ready liquid cooler

The Arctic Liquid Freezer III Pro 280 A-RGB is a 280 mm all-in-one liquid cooler with two 140 mm fans. It ships with mounting hardware for AMD AM5, AM4 and Intel LGA1851, LGA1700 and LGA1200 sockets. The integrated contact frame distributes pressure evenly on Intel LGA1851 and LGA1700 CPUs. Builders who need a smaller radiator or air-cooling clearance should look elsewhere.

Thermals noise and power

Native offset mounting shifts the cold-plate centre toward the CPU hotspot for more efficient heat transfer. The bundled P14 Pro fans deliver higher airflow at any speed while running quieter than the previous P14 design, especially at low RPM. A dedicated PWM VRM fan cools voltage regulators without adding a separate cable. The single combined cable reduces clutter and motherboard header usage.

Bundled extras and software

Addressable RGB lighting on both fans and the pump head allows colour synchronisation through motherboard software. Integrated cable management routes fan PWM wires inside the hose sheathing so only one visible lead reaches the board. The contact frame and offset mount are pre-installed for Intel LGA1851 and LGA1700, saving installation steps. No separate controller or additional brackets are included.

Highlights

  • Optimized contact pressure for Intel LGA1851/1700 extends CPU lifespan
  • P14 Pro fans deliver stronger airflow at every speed with lower noise
  • Native offset mounting shifts cold plate toward CPU hotspot for better heat transfer
  • Integrated PWM VRM fan actively cools voltage converters for stable operation
  • Fan cables routed inside hose sheathing leave only one visible motherboard connection

Specifications

No published specifications for this item yet.

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Questions about this item

How do I install the Arctic Liquid Freezer III Pro 280 A-RGB on an Intel LGA1700 socket and what step is often missed?

Apply the included contact frame for LGA1700 to spread mounting pressure evenly, then attach the cold plate using the native offset mounting holes that align with the CPU hotspot; the step often missed is fitting the contact frame before the cooler itself.

What maintenance or replacement will the Arctic Liquid Freezer III Pro 280 A-RGB need later?

The sealed loop requires no coolant refills; only the two 140 mm P14 Pro fans and the small integrated VRM fan may need replacement after extended use, and dust should be cleared from the 280 mm radiator fins periodically.

What limit appears first on the Arctic Liquid Freezer III Pro 280 A-RGB during sustained heavy loads?

The 280 mm radiator surface area and the maximum speed of the two 140 mm P14 Pro fans set the thermal ceiling, so coolant temperature rise becomes the first limiting factor under continuous high-wattage workloads.

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