BE QUIET

BE QUIET Pure Rock PR3LX CPU cooler 120mm

Cable length0.12 m
Airflow105.1
Width124 mm
Fan connector4-pin
Sustainability certificatesTriman

The BE QUIET Pure Rock PR3LX is a compact air cooler designed to keep your processor running cool without the noise. This 120mm CPU cooler strikes a balance between effective thermal performance and whisper-quiet operation, making it an excellent choice for builders who want reliable cooling without fan noise dominating their setup.

Description

Quiet cooling for mainstream and high-end CPUs

120mm fan delivers efficient airflow with minimal noise output
Broad socket compatibility spanning Intel LGA 1150, 1151, 1155, 1200, 1700, and 1851, plus AMD AM4 and AM5
Straightforward air cooler design—no liquid, no complexity
Black finish integrates cleanly into any build aesthetic

Ideal for everyday gaming rigs, workstations, and office builds where you need a dependable CPU cooler that won't create unnecessary racket. The Pure Rock PR3LX suits anyone upgrading to current-generation Intel or AMD platforms.

Specifications

General

Brand	BE QUIET
Model name	Pure Rock Pro 3 LX
Product colour	Black
Type	Air cooler
Bearing type	Rifle bearing
Fan diameter	120
Mounting kit	Yes
Fan thickness	25
Fins material	Aluminium
Number of fans	2
Radiator depth	114
Radiator width	124
Radiator height	155
Illumination LED	Yes
Suitable location	Processor
Base plate material	Copper
Illumination colour	Multi
Fan dimensions (W x D x H)	120 x 120 x 25
Shipping (inner) case width	342
Shipping (inner) case height	450
Shipping (inner) case length	552
Fan's mean time to failure (MTTF)	60000
Products per shipping (inner) case	16
Shipping (inner) case gross weight	17950
Warranty	3 years
EAN	4260052192528

Processor

Supported processor sockets	LGA 1150 (Socket H3)/LGA 1151 (Socket H4)/LGA 1155 (Socket H2)/LGA 1200 (Socket H5)/LGA 1700/LGA 1851/Socket AM4/Socket AM5

Ports

Fan connector	4-pin

Battery & power

Cable length	0.12 m
Fan current	0.1
Fan voltage	12
Fan power consumption	5.4
Thermal Design Power (TDP)	250

Performance & capacities

Airflow	105.1
Maximum airflow	61.8
Heat pipes diameter	6
Maximum air pressure	2.51
Number of heat pipes	6
Rotational speed (max)	2000
Noise level (low speed)	14
Noise level (high speed)	34.8