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be quiet! Light Base 900 FX White PC Case, Fully Windowed Front and Side | Dual Chamber, ARGB, 4 Light Wings 140mm PWM Fans, Mid Tower, Inverted and Horizontal Layout, E-ATX Motherboard Compatible
be quiet!

be quiet! Light Base 900 FX White PC Case

Bottom line: The be quiet! Light Base 900 FX White PC Case ($199.90 on Amazon as of 2026-10-06): Ships with 4 pre-installed 140mm Light Wings PWM ARGB fans, expandable to 10; main trade-off: full-windowed dual-chamber E-ATX footprint demands serious desk space.

$199.90

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Buy on Amazon — $199.90 Compare to similar pc cases

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ Ships with 4 pre-installed 140mm Light Wings PWM ARGB fans, expandable to 10
  • ✓ Dual-chamber design routes drives and cables behind the tray for clean airflow
  • ✓ Fits E-ATX boards plus two 420mm and one 360mm radiator at once
  • ✓ Inverts or mounts horizontally in seconds via removable feet
  • ✓ Supports back-connect boards: Asus BTF, MSI Project Zero, Gigabyte Stealth

Cons

  • ✗ Full-windowed dual-chamber E-ATX footprint demands serious desk space
  • ✗ Reaching the 10-fan maximum means buying 6 more fans separately
  • ✗ Glossy white panels readily show dust and fingerprints
  • ✗ Two ARGB/PWM hubs add cabling to manage during the first build

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SpecPicks Verdict

SpecPicks scored be quiet! Light Base 900 FX White PC Case using a rating × review-volume × price-fit model applied to published specs and reviews across the pc cases category. be quiet!'s pc cases lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for pc cases 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 retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • You deserve to show what you have. Large window panels on the front and side give you a look at your PC components at all times. This makes Light Base 900 FX White the perfect choice as a show case.
  • Light Base 900 FX White is created for the big appearance. Nothing proves that more than the massive ARGB LED strip that is visible from every angle. With ARGB control and the ability to synchronize the lighting with the motherboard, you can make Light Base 900 FX White your very own case. Show who you are!
  • Light Base 900 FX White has 4 pre-installed Light Wings White fans. The fan on the back works as an air outlet, 3 Light Wings 140mm PWM White with inverted fan blades are pre-assembled on the side. They ensure that your system remains a real eye-catcher. The 7 airflow-optimised fan blades not only reduce noise-causing air turbulence. They also ensure that the fans deliver the required performance even under demanding conditions.
  • It takes longer to read this text than to invert Light Base 900 FX White. With its removable feet, you can literally invert this case in seconds. You can also position it horizontally, which is just as fast. No matter what layout your gaming room requires: Light Base 900 FX White delivers.
  • You can add up to 6 additional fans to the 4 pre-installed fans and thus install up to 10 fans. This makes Light Base 900 FX White extremely flexible. Thanks to its extra spacious design, the case can also hold up to two 420mm radiators, an E-ATX motherboard and even the strongest graphics cards at the same time. Thanks to its 2-chamber design, drives and cables are cleverly mounted at the rear for strong airflow.
  • The removable radiator and fan holder in the lid and base make installation of your setup extremely easy. Each bracket can hold a radiator up to 420 mm. You can also install another 360 mm radiator on the side and thus an incredible 3 radiators at the same time. Light Base 900 FX White has 2 ARGB and PWM hubs with a total of 12 ports. Its positions at the top and bottom of the case allow you to easily connect your hardware.

Full Specifications

Brandbe quiet!
ColorWhite
MaterialAlloy Steel
Case TypeTower
Model Namebe quiet! LIGHT BASE 900 FX White
Unit Count1 Count
Light ColorRGB
Model NumberBGW72
CompatibilityPC
Cooling MethodAir
Number of Fans10
Mfr Part NumberBGW72
Number of Items1
Number of Packs1
Antenna LocationGaming
Enclosure MaterialAlloy Steel
Total USB 3.0 Ports2
Warranty Description3 Year Manufacturer Guarantee
Supported MotherboardExtended ATX
Internal Bays Quantity2
Full listing titlebe quiet! Light Base 900 FX White PC Case, Fully Windowed Front and Side | Dual Chamber, ARGB, 4 Light Wings 140mm PWM Fans, Mid Tower, Inverted and Horizontal Layout, E-ATX Motherboard Compatible

Ready to buy?

be quiet! Light Base 900 FX White PC Case, Fully Windowed Front and Side | Dual Chamber, ARGB, 4 Light Wings 140mm PWM Fans, Mid Tower, Inverted and Horizontal Layout, E-ATX Motherboard Compatible is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $199.90

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

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be quiet! Light Base 900 FX White PC Case, Fully Windowed Front and Side | Dual Chamber, ARGB, 4 Light Wings 140mm PWM Fans, Mid Tower, Inverted and Horizontal Layout, E-ATX Motherboard Compatible
$199.90
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