be quiet! BK040 (2025) Pure Rock 3 LX Intel/AMD Black Single Tower Performance Air CPU Cooler
be quiet! BK040 (2025) Pure Rock 3 LX Intel/AMD Black Single Tower Performance Air CPU Cooler
Scan code: LN157043 Manufacturer code: BK040
£29.99
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Get it Tomorrow, 20 JulIn stock
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be quiet! BK040 (2025) Pure Rock 3 LX Intel/AMD Black Single Tower Performance Air CPU Cooler

be quiet! Pure Rock 3 LX, RGB, Single Tower, 4 Heatpipes, 120mm Light Wings LX Fan, Aluminium / Copper, 190W TDP
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Scan code: LN157043 Manufacturer code: BK040
£29.99
£5.48 Next day delivery
Order now and get it tomorrow, Mon 20th Jul
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Get it Tomorrow, 20 JulIn stock
Pay in 3 interest-free payments of £10.00

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  • By DPD On 20th Jul Have your parcel delivered by DPD to your specified address. Receive SMS with one-hour delivery window | £5.48 Receive SMS with one-hour delivery window Weekend, timed and European delivery options are available at checkout
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  • Spend over £390.00 and Buy Now, Pay Later or spread the cost of your finance over 24-48 months with a 10% deposit.
  • SCANPROTECT Protect against installation damage for 28 days.
  • 48HR REPLACEMENT If you need to return this item, your replacement will be dispatched within 2 working days of your product arriving back at Scan.

Frequently Bought Together

PURE ROCK 3 LX Single Tower ARGB CPU Cooler from be quiet!

PURE ROCK PRO 3 LX Dual Tower ARGB CPU Cooler from be quiet!

KEEP IT COOL The Pure Rock 3 LX is designed for consumer PCs, offering 190 W TDP cooling for gaming and multimedia systems. Its Light Wings LX 120mm PWM fan features funnel-shaped air outlets and optimised blades for enhanced airflow, making it an ideal match for the cooler. This combination provides excellent cooling performance for various computer types.

1x 120mm Light Wings LXPWM ARGB Fan

1851/1700/1200/1150/1151/1155Intel Socket

AM5/AM4AMD Socket

Excellent Cooling Capacity

IMPRESSIVE LIGHTINGThe Light Wings LX 120mm PWM fans feature 16 LEDs embedded within the hub of the impeller, radiating outward onto the frosted fan blades. This design produces a striking visual effect, allowing users to express their creativity through customisable lighting.

MULTIPLATFORMThe Pure Rock 3 LX boasts a slim profile, significantly enhancing compatibility with RAM and VRM coolers while allowing for unlimited memory height. Its compact build makes it an ideal choice for PC cases with restricted space.

High Compatibility

SUPER EASY INSTALLATIONInstallation of the Pure Rock 3 LX is incredibly straightforward. The cooler features a preinstalled mounting bridge and screws, along with a secure yet gentle attachment method, making installation effortless. For users with an AMD AM5 CPU, the offset mounting option allows for optimal positioning of the heat pipes over the CPU's hotspots, enhancing thermal performance.

DESIGN UPGRADEThe Pure Rock Pro 3 LX is a commanding presence, combining impressive performance with striking design. It leaves a lasting impression in any PC setup, blending vibrant ARGB lighting with sleek, discreet lines that seamlessly merge power and elegance.

Compact and Quiet Cooling Performance

Product video
Specifications
Cooler Specifications
Edition Pure Rock 3 LX
Cooler Form Factor Single Tower
Heatpipes 4
Cooler Features Aluminium Fins
Socket Compatibility
  • 1150
  • 1151
  • 1155
  • 1200
  • 1700
  • 1851
  • AM4
  • AM5
Max. TDP 190W
Fan Specifications
Included Fan Configuration 1 x 120mm
PWM Fan Yes
Fan Bearing Type Rifle Bearing
Fan Colour Black
LED Lighting Addressable RGB
Fan/Pump Connectors
  • 1 x 3-Pin ARGB
  • 1 x 4-pin PWM
Max. Fan Speed 2000 rpm
Max. Fan Airflow 61.8 CFM
Max. Air Pressure 2.51 mm H²O
Max. Sound Level 31.2 dBA
Materials
Cooler Materials Aluminium / Copper
Included TIM (Thermal Interface Material) Included
Dimensions & Weight
Heatsink/Radiator Dimensions 124 x 154 x 46 mm (WxHxD)
Total Dimensions 124 x 154 x 71 mm (WxHxD)
Weight 0.57 g
Additional Information
Scan Code LN157043
Model Number BK040
GTIN 4260052192498
Warranty

Please note your statutory rights are not affected.

For further information regarding Scan's warranty procedure please see our terms and conditions

Details
Duration:
36 months
Type:
Return to base
DOA Period:
7 days
Manufacturer Contact Details
Manufacturer:
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Buying Guide
Need help? Read our Air Cooling Buying Guide
Intel Branding Part I
Intel Branding Part I
Date Issued: 1st Jul 2009

Intel’s been on a mission of late. That mission revolves around grouping and standardising key technologies under various banners that are designed to ensure hardware compatibility and consumer ease of use. We’ll take a closer look at three such technologies that fall under the headings of Centrino, Viiv, and vPro, respectively.

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Intel Core 2 Duo (Conroe)
Intel Core 2 Duo (Conroe)
Date Issued: 20th Oct 2008

The purpose of this TekSpek is to delineate the publicly known features of Intel’s next generation desktop microarchitecture. Codenamed Conroe and officially titled Intel Core 2 Duo, it’s loosely based on the current mobile Yonah (Core Duo) underpinnings.

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AMD AM2
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Date Issued: 20th Oct 2008

The purpose This TekSpek quickly and easily explains AMD’s new processor socket and related technology to the reader, comparing it to AMD’s previous socket types.

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Date Issued: 20th Oct 2008

This TekSpek explains what AMD’s AMD64 CPU instruction set architecture (ISA) is, shows what CPUs implement it from both AMD and Intel, and explains what software is available to run on those 64-bit consumer processors.

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Date Issued: 20th Oct 2008

The modern PC is potentially a mass of heat output and heat production hot spots. With CPUs rated at more than 100W of heat output, single graphics boards carrying similar ratings (and people want to run two!), multiple hard drives the norm, lots of memory and mainboards covered in heatpipes to combat toasty core logic and PWM circuits, a PC appreciably warming up a room when it’s working hard is no joke.

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Overclocking
Date Issued: 20th Oct 2008

This TekSpek explains why you’d want to overclock your graphics board, the risks in doing so and how you can go about doing it.

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Core 2
Core 2
Date Issued: 14th Jun 2008

There’s been a lot of hype about Intel’s Core 2 recently, even since they launched Core in fact. Words like Conroe, Badaxe and Allendale have been flying around. The bottom line is that Core 2 is the name of Intel’s latest line of CPUs, based on a new micro-architecture, designed for speed and efficiency.

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System Noise Reduction
System Noise Reduction
Date Issued: 5th Mar 2007

Anybody who has been near their share of computer systems will appreciate that not all systems make the same amount of noise. There are a number of reasons for why this is so. Firstly, a computer makes noise for different reasons. Generally, anything mechanical is going to make noise.

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be quiet! BK040 (2025) Pure Rock 3 LX Intel/AMD Black Single Tower Performance Air CPU Cooler
be quiet! BK040 (2025) Pure Rock 3 LX Intel/AMD Black Single Tower Performance Air CPU Cooler be quiet! BK040 (2025) Pure Rock 3 LX Intel/AMD Black Single Tower Performance Air CPU Cooler be quiet! BK040 (2025) Pure Rock 3 LX Intel/AMD Black Single Tower Performance Air CPU Cooler be quiet! BK040 (2025) Pure Rock 3 LX Intel/AMD Black Single Tower Performance Air CPU Cooler
be quiet! BK040 (2025) Pure Rock 3 LX Intel/AMD Black Single Tower Performance Air CPU Cooler