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be quiet!

be quiet! Pure Rock Slim 3, CPU Cooler, 130 W TDP, 100 mm PWM be quiet! Fan, 3 Heatpipes, Asymmetric Design, Slim Tower

Name: be quiet! Pure Rock Slim 3, CPU Cooler, 130 W TDP, 100 mm PWM be quiet! Fan, 3 Heatpipes, Asymmetric Design, Slim Tower
Brand: be quiet!
SKU: B0FVW7FHW3
Price: 24.90 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$24.90

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View Current Price on Amazon → Compare to similar cooling & fans

*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.

Bottom line: The be quiet! Pure Rock Slim 3, CPU Cooler, 130 W TDP, 100 mm PWM be quiet! Fan, 3 Heatpipes, Asymmetric Design, Slim Tower is a niche pick — read recent reviews before buying in the cooling & fans category, priced around $24.90. Compare close alternatives before committing.

The be quiet! Pure Rock Slim 3 is built for the builds everyone else's coolers won't fit into. Its slim-tower, asymmetric heatsink clears tall RAM and the first PCIe slot, so you can drop 130 W of cooling capacity into a mini-tower or a cramped mATX case without a fight. Three nickel-plated heat pipes pull heat off the CPU and spread it through the fin stack, where a 100 mm PWM be quiet! fan handles it at speeds that stay in the background rather than in your ears. That combination is why 4,807 buyers have rated it 4.6 out of 5. Mounting is deliberately low-drama: dedicated AMD and Intel…

SpecPicks Verdict

SpecPicks scored be quiet! Pure Rock Slim 3, CPU Cooler, 130 W TDP, 100 mm PWM be… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the cooling & fans category. be quiet!'s cooling & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for cooling & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Backed by be quiet!'s warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

Thanks to its compact design, the Pure Rock Slim 3 is the perfect choice for PC cases with limited space – ideal if your setup has barely any breathing room left. This cooler with its small form factor fits into almost any case while giving you plenty of flexibility during installation. Perfect for tinkerers who want to optimize their rig down to the last screw!
Nothing more frustrating than a battle against your own hardware. Hence, the Pure Rock Slim 3 comes with dedicated AMD and Intel mounting frames and barely any screws, making installation as smooth as possible.
Pure Rock Slim 3 aims at the entry category of PC systems and does a hell of a job at that. With 130W TDP it offers an astonishingly high cooling capacity for this category.
Pure Rock Slim 3 is equipped with 3 nickel-plated heat pipes. They transport the heat to the cooling fins in the most optimal way and are the key to this cooler’s great cooling performance.
Who says small systems must be inconspicuous? Pure Rock Slim 3 makes an unobtrusive and elegant impression and cools your system in style. We have ensured that all colours match and that the air cooler makes a statement in your system.
Intel socket compatibility: LGA 1851 (Default ILM) / 1700 AMD Socket compatibility: AM5 / AM4

Full Specifications

Brand	be quiet!
Model	BK047
Voltage	12 Volts
Wattage	2.77 watts
Material	Plastic, Nickel
Set Name	Slim 3
Unit Count	1.0 Count
Noise Level	24.8 Decibels
Part Number	BK
Compatibility	PC
Material Type	Plastic, Nickel
Cooling Method	Air
Number of Items	1
Air Flow Capacity	35.5 Cubic Feet Per Minute
Compatible Devices	Intel sockets: 1851/1700 \| AMD sockets: AM5/AM4
Included Components	be quiet! Fan BK047 Pure Rock Slim 3 4-pin PWM Silver Retail
Power Connector Type	4-Pin
Warranty Description	1 Year Manufacturer
Maximum Rotational Speed	1700 RPM
Item Dimensions L x W x H	2.9"L x 3.9"W x 5"H

Ready to buy?

be quiet! Pure Rock Slim 3, CPU Cooler, 130 W TDP, 100 mm PWM be quiet! Fan, 3 Heatpipes, Asymmetric Design, Slim Tower is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Current Price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.