ARCTIC S_MULTI/ACFRE00185A 140mm All-in-One Liquid Cooler Black
ARCTIC

ARCTIC S_MULTI/ACFRE00185A 140mm All-in-One Liquid Cooler Black

  • Supported processor socketsLGA 1700/LGA 1851/Socket AM4/Socket AM5
  • Fan current0.35
  • Operating temperature (T-T)0 – 40 °C
  • Width458 mm
  • Fan connector4-pin

The ARCTIC S_MULTI is a 140mm all-in-one liquid cooler built to handle modern multi-socket systems without the complexity. It's designed to deliver reliable cooling across Intel and AMD platforms, making it a straightforward choice if you want efficient thermal management at a fair price.

  • Fits LGA 1700, LGA 1851, AM4, and AM5 sockets—cover your next upgrade with one unit
  • 140mm fan balances cooling performance with reasonable noise levels for everyday use
  • Black finish matches most builds and components
  • All-in-one design means no fiddling with separate blocks, pumps, or radiators

Description

Broad compatibility, one cooler

Pick this if you're building or upgrading a system that spans Intel or AMD architectures and want a cooler that simply works without overcomplicating things.

Specifications

General

BrandARCTIC
Model nameLiquid Freezer III Pro 420 A-RGB
Product colourBlack
TypeAll-in-one liquid cooler
Tube length500
Bearing typeFluid Dynamic Bearing (FDB)
Fan diameter140
Tube diameter12.4
Number of fans3
Radiator depth458
Radiator width138
Radiator height38
Illumination LEDYes
Radiator materialAluminum
Suitable locationProcessor
Base plate materialCopper
Illumination colourMulti
Tube inner diameter6
Warranty24 months
EAN4895265000355

Processor

Supported processor socketsLGA 1700/LGA 1851/Socket AM4/Socket AM5

Ports

Fan connector4-pin
LED connector type3-pin + 3-pin

Battery & power

Fan current0.35
Fan voltage12
LED voltage5
Pump current0.35
Pump voltage12

Performance & capacities

Operating temperature (T-T)0 – 40 °C
Airflow186
Maximum airflow110
VRM fan speed (max)2500
VRM fan speed (min)400
Maximum air pressure5.2
Pump motor speed (max)2800
Pump motor speed (min)800
Rotational speed (max)2500
Rotational speed (min)400

Features

Pulse-width modulation (PWM) supportYes

Dimensions & weight

Width458 mm
Depth68 mm
Height138 mm
Weight2.36 kg
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