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Arctic Liquid Freezer III Pro 240 specifications and in-depth review

Arctic Liquid Freezer III Pro 240

Manufacturer: Arctic

The Arctic Liquid Freezer III Pro 240 is a 240 mm all-in-one liquid cooling solution designed for desktop processors. It ships with two fans and a pump headroom that keeps pace with demanding thermal loads. Thermal paste is included in the box, and the unit carries a 6-year warranty, which reflects a notably long coverage period for this product category. The cooler has no RGB lighting or integrated display, keeping its profile straightforward.

Mounting compatibility spans LGA 1851, LGA 1700, AM4, and AM5 sockets, covering a broad range of current Intel and AMD platforms. The radiator measures 277 mm in length and 38 mm in thickness, while the water block dimensions come in at 108.5 × 91 × 68.5 mm. At maximum fan speed, airflow reaches 77 CFM with audible noise ranging from 37.3 dB at the low end to 52.6 dB at full load. The fans run on fluid dynamic bearings, and the pump tops out at 2800 RPM. Total weight is 1675 g.

Pros
  • Compatible with four CPU socket types, including both current Intel and AMD platforms
  • Ships with thermal paste included, removing the need for a separate purchase before installation
  • Fans use fluid dynamic bearings, which are associated with smoother and quieter operation compared to sleeve bearings
  • Backed by a 6-year warranty, which is longer than what many coolers in this category offer
  • No RGB lighting keeps the build clean and avoids unnecessary complexity
Cons
  • Maximum noise level of 52.6 dB at full fan speed is relatively loud
  • At 1675 g, the unit is quite heavy, which may place noticeable stress on the motherboard during transport or handling
  • The 38 mm radiator thickness may not fit in all cases without sufficient clearance
  • No integrated display means there is no on-unit readout for temperature or pump status
Who is this for?

This cooler suits users running systems built around LGA 1700, LGA 1851, AM4, or AM5 platforms who want a liquid cooling solution without dealing with custom loop complexity. The 240 mm radiator and dual-fan setup make it a reasonable fit for mid-to-high-end desktop builds where managing processor heat is a priority. Users who prefer a clean, understated aesthetic will also find the absence of RGB and a display to their liking, and the included thermal paste and 6-year warranty make it practical for builders who want a complete, low-fuss installation experience.

Who is this NOT for?

Users working in noise-sensitive environments, such as recording studios or quiet office spaces, may find the maximum noise output of 52.6 dB at full fan speed disruptive. The unit is also a poor match for compact or small-form-factor builds, as the 38 mm radiator thickness and 277 mm radiator length demand considerable internal clearance that many tight chassis simply cannot accommodate. Additionally, the 1675 g total weight makes it less suitable for systems that are frequently transported, as the added mass can put sustained stress on the motherboard mounting area.

Cooling:

Cooling type AIO liquid
Max fan RPM 3000 rpm
Max pump RPM 2800 rpm
Max airflow 77 CFM
Number of fans 2

The cooling system uses an AIO liquid configuration and is equipped with two fans that reach a maximum speed of 3000 RPM, delivering up to 77 CFM of airflow at full load. The integrated pump operates at up to 2800 RPM, working alongside the fans to move heat away from the processor.

Dimensions:

Heatsink/water block height 68.5 mm
Heatsink/water block width 108.5 mm
Heatsink/water block depth 91 mm
Radiator size 240 mm
Radiator height 38 mm
Radiator length 277 mm
Radiator width 120 mm

The radiator measures 277 mm in length, 120 mm in width, and 38 mm in height, corresponding to a 240 mm radiator size. The water block has a footprint of 108.5 mm wide by 91 mm deep, with a height of 68.5 mm.

General info:

CPU socket LGA 1851, LGA 1700, AM4, AM5
Audible noise (min) 37.3 dB
Audible noise (max) 52.6 dB
weight 1675 g
warranty period 6 years

This cooler is compatible with LGA 1851, LGA 1700, AM4, and AM5 CPU sockets, covering a wide range of current Intel and AMD platforms. Audible noise sits at a minimum of 37.3 dB and climbs to 52.6 dB under full load. The unit weighs 1675 g in total, and it comes backed by a 6-year warranty.

Features:

Fan bearings Fluid dynamic bearings
has RGB lighting ✕
Thermal paste Included
Has a display ✕

The fans run on fluid dynamic bearings, and thermal paste is included in the package, so no separate purchase is needed before installation. The cooler does not feature RGB lighting or an integrated display, keeping the overall aesthetic minimal and functional.

Final Verdict

The Arctic Liquid Freezer III Pro 240 is a straightforward AIO liquid cooler that covers the essentials well — broad socket compatibility across current Intel and AMD platforms, fluid dynamic bearing fans, and a 6-year warranty that stands out for its longevity in this product category. Its no-frills approach, with no RGB or display, suits builders who prioritize function over aesthetics. That said, the combination of high noise at full load and a physically demanding radiator footprint means it fits best in full-size builds with adequate case clearance, used in environments where fan noise is not a concern. For users whose setup meets those conditions, it presents a complete and reliable cooling package that requires no supplementary purchases to get running.