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be quiet! Pure Rock (BK009)

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Features: for CPU; Product type: air cooler; Fan size (mm): 120; Max. revolutions (rpm): 1500; Speed controller: auto (PWM); Noise level (dB): 27; Power source: 4-pin; Heat pipes: 4; Heatpipe contact: indirect; Heatsink material: aluminium / copper; Plate material: nickel-plated copper
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be quiet! Pure Rock
Main specs
Featuresfor CPU
Product typeair cooler
Air flow directionsideways (dispersion)
Max. TDP150 W
Fan
Number of fans1
Fan size120 mm
Bearingsleeve Bearing
Max. RPM1500 rpm
Speed controllerauto (PWM)
Max. air flow87 CFM
MTBF80 K hours
replaceable
Noise level27 dB
Power source4-pin
Radiator
Heat pipes4
Heatpipe contactindirect
Heatsink materialaluminium / copper
Plate materialnickel-plated copper
SocketAMD AM2/AM3/FM1/FM2
AMD AM4
Intel 775
Intel 1150
Intel 1155/1156
Intel 1366
Intel 2011 / 2011 v3
Intel 2066
Intel 1151 / 1151 v2
Intel 1200
General
Mount typebilateral (backplate)
Dimensions88x121x155 mm
Height155 mm
Weight660 g
Added to E-CatalogFebruary 2016
P/N
BK009

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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Model overview based on user reviews  
The be quiet! Pure Rock cooler is highly praised for its quiet operation and excellent price-to-quality ratio. Users appreciate its compact dimensions of 155 mm in height, making it suitable for various setups, and its efficient cooling performance, even under load. The cooler is noted for its easy installation and secure fit on the processor, with pre-applied thermal paste adding to its convenience. While one user mentioned a slight looseness, this seems to be an isolated case. Overall, the cooler is recommended for its quietness, effective cooling, and value for money, making it a reliable choice for both older and newer systems.
Pros

Cons

Very good cooler for its price, I recommend purchasing it.
7 February 2020 
I bought this cooler for an old processor (AMD A8-6600K, TDP 100W), with the plan to also use it in a new PC (AMD Ryzen 5 3600, TDP 65W). The cooler completely met expectations: it is very quiet and efficient, the included thermal paste is pre-applied to the cooler's base, so I didn't replace it. In the old PC, the processor temperature was no more than 30°C to 35°C at idle, and in games, the maximum temperature was (in GTA V) - 64°C.
- Quiet (Compared to the rest of the system. Without background noise, when right next to the fan, you only hear the airflow)
- Price (Compared to competitors in this price category, there is no equal in quality)
- Dimensions (The height of the cooler when assembled is only 155 mm. I thought it wouldn't fit in my dinosaur, but luckily it did.)
- Quality (I think no explanation is needed here).
No disadvantages found in this model.
Arokuse be quiet! Pure Rock few months
I recommend buying at 8400
4 May 2019 
Everything is great. I got it for the i5 8400. Cool and most importantly quiet for me, since I'm constantly at the computer. The price matches its quality level.
Cold Very quiet, Be Quiet fans are among the quietest Medium in size, does not protrude The appearance is excellent
Noticed it with no one else, but mine is slightly loose although I tightened it so much the board bent.
use be quiet! Pure Rock few months
Be quiet - you are Super.
8 January 2020 
Simply lovely, like all products from Be quiet!! I have both the PSU and all the fans from Be quiet.
Silence at 320 - 500 RPM (I don't get more than that), easy installation on the Z 370 motherboard, sits firmly on the processor, very tightly.
No
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