be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black

be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black

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£94.98

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Listed since 7 April 2026

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Description

Compact and Silent Energybe quiet! SFX L Power 600W is especially recommended for mini ITX PCs and compact gaming systems. It performs well beyond the ordinary, with a great combination of quietness, features, reliability and efficiency.POWERFUL, RELIABLE AND STABLEA strong partner for Mini ITX and compact gaming PCsThe SFX L Power supplies CPUs and GPUs with steady and dependable power thanks to a stable 12V-rail, high quality Japanese capacitors and innovative technologies such as LLC, Synchronous Rectifier and DC-to-DC conversion. 4 PCIe connectors to support multi-GPU setups.QUIET OPERATION FOR COMPACT SYSTEMSOptimized for low-noise operationThis PSU is perfect for compact gaming PC or HTPC users who are looking for an SFX PSU that is fitted with a 120mm fan. This model includes a temperature-controlled fan. The SFX L Power was built to be very silent thanks to the fan technology used and it produces little wasted heat.80 PLUS® GOLD CERTIFICATIONVery high operating efficiencySFX L Power 600W is certified 80 PLUS Gold with an efficiency rating of up to 92% – a truly outstanding level for this class of PSU. The most compelling benefit: lower power consumption and consequently lower costs with cooler and quieter operation.MODULAR AND FLAT CABLESHighly compatible and convenientEntirely modular cables are enhanced by premium black flat cables. This simplifies the installation and keeps the system tidy.SUPER VERSATILE INSTALLATIONAdapts to your individual requirementsThis power supply is particularly versatile in deployment thanks to the SFX-to-ATX adapter bracket provided. Not only does it fit into cases with an SFX form factor, but can also be installed in a few simple steps into larger ATX cases.

Specifications

Total power 600 W
Peak power 650 W
AC input voltage 100 - 240 V
AC input frequency 50 - 60 Hz
Input current 10 A
Power factor 0.99
Power Factor Correction (PFC) type Active
Combined power (+3.3V) 110 W
Combined power (+12V) 600 W
Combined power (+5V) 110 W
Combined power (-12V) 3.6 W
Combined power (+5Vsb) 15 W
Max output current (+3.3V) 22 A
Max output current (+12V) 50 A
Max output current (+5V) 22 A
Max output current (-12V) 0.3 A
Max output current (+5Vsb) 3 A
Hold time 16.8 ms
Efficiency 92%
Power protection features Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Motherboard power connector 20+4 pin ATX
Motherboard power cable length 30 cm
Number of SATA power connectors 6
Number of PATA power connectors 3
PCI Express power connectors (6+2 pin) 4
PCI Express power cable length 40 cm
CPU power connector (4+4 pin) Yes
CPU power cable length 40 cm
Cabling type Fully-Modular
80 PLUS certification 80 PLUS Gold
Supported motherboard form factors Mini-ITX
Purpose PC
Power supply unit (PSU) form factor SFX
ATX version 2.4
Silent mode Yes
Bearing technology Sleeve
Product colour Black
Fan diameter 12 cm
Number of fans 1 fan(s)
On/off switch Yes
Compliance certificates RoHS
Certification CE, CB, TÜV, FCC, cTUVus, RCM
Width 125 mm
Depth 130 mm
Height 64 mm
Weight 1.16 kg
Manual Yes
Package width 205 mm
Package depth 220 mm
Package height 80 mm
Package weight 2.04 kg
Package type Box
Sustainability certificates ENERGY STAR
Master (outer) case width 430 mm
Master (outer) case length 430 mm
Master (outer) case height 240 mm
Master (outer) case gross weight 21.5 kg
Harmonized System (HS) code 84733020
Products per master (outer) case 10 pc(s)
Screws included Yes
Cable ties included Yes
Noise level (silent mode, <30%) 9.9 dB
Noise level (quiet mode, 50%) 14.5 dB
Noise level (full-load mode, 100%) 28.7 dB

Full specifications

Marque be quiet!
Référence fabricant bn239
EAN 4260052187135

The be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black in its market context in 2026

With the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black, be quiet! offers a solution suited to everyday needs in 2026. Available from 5 retailers on Compiral, this product benefits from real-time price comparison. Each offer is verified and updated several times a day to ensure you have the freshest information. Our platform calculates the total price including delivery costs, so you can identify the true best offer among all listed retailers.

be quiet!: what this model offers

What buyers remember about the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black: consistent quality, intuitive use and a price that stays within market norms for this level of performance. The positioning of be quiet! on the Informatique segment ensures access to spare parts and a structured after-sales service, which matters greatly in the long run. A solid choice in 2026, whether for a new purchase or to replace a failing device. Also discover the be quiet! Pure Rock Pro 3 Black Processor Air cooler 12 cm 1 pc(s) from the same brand for a second level of comparison.

The strengths that really make a difference

What truly differentiates the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black from other products in the Informatique category comes down to a few concrete points: the build quality typical of be quiet!, its availability from many retailers and accessible after-sales support. These criteria, often decisive for buyers, favour this model over alternatives on the market in 2026. Compare with the be quiet! LIGHT BASE 900 FX Black Full Tower if you wish to explore other models from the brand.

What you need to know before buying

Before buying the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black, check the following points: stock availability at your chosen retailer, the returns policy, warranty period and delivery charges. These details are accessible from our offers table at the top of this page. be quiet! generally offers a well-structured after-sales network for the Informatique category.

Market price ranges in 2026

RangeIndicative price
Entry-levelUnder 384300 £
Mid-range384300 £ to 896710 £
High-endOver 896710 £

Comparing prices before buying the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black can save you between £10 and £40 depending on the retailer and the time of year. Use Compiral to never overpay for your online purchases. The 5 offers listed on this page all come from verified retailers with sales conditions compliant with consumer protection law.

Frequently asked questions about be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black

Is there a refurbished version of the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black?

Refurbished versions of the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black may be available from certain Compiral partner retailers. These refurbished products allow you to save between 20% and 40% compared to the new price while still benefiting from a warranty. Check availability in our offers table and review the warranty conditions offered by the retailer.

When do prices for the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black drop during the year?

Prices for the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black typically drop during Black Friday (November), the January sales and the summer sales (July). Promotional deals are also common around Cyber Monday and the holiday season. Our price history lets you spot trends and assess whether a price drop is likely soon in the Informatique category.

Is delivery free for the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black at all retailers?

Free delivery is not guaranteed for the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black at every retailer. Some include it in their price, others charge separately. On Compiral, use the free delivery filter to display only offers with free postage. The total price shown in our table always includes delivery costs for a true cost comparison.

How do I return the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black if I am not satisfied?

You have a 14-day right of withdrawal for any online purchase, applicable to the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black regardless of the retailer. Precise return conditions vary by retailer: check their returns policy before buying. Statutory consumer rights protect you in the event of a defect discovered after delivery.

Is the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black worth its price in 2026?

In 2026, the be quiet! SFX L Power power supply unit 600 W 20+4 pin ATX Black is listed from £99.93 at our partner retailers. This price is consistent with the positioning of be quiet! in the Informatique category. To judge whether this price is currently attractive, check the price history on our product page. Also compare the total price including delivery to avoid any surprises at checkout.

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