be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black
Brand be quiet!
From
£56.18
Free delivery
You save £12.81 (19%)
3 offers at 3 retailers
Listed since 7 April 2026
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Description
Specifications
| Total power | 300 W |
| Peak power | 350 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Maximum input current (@110V) | 4 A |
| Maximum input current (@220V) | 2 A |
| Power factor | 0.98 |
| Number of +12V rail(s) | 2 |
| Combined power (+3.3V) | 103 W |
| Combined power (+12V) | 288 W |
| Combined power (+5V) | 103 W |
| Max output current (+3.3V) | 18 A |
| Max output current (+12V1) | 13 A |
| Max output current (+12V2) | 13 A |
| Max output current (+5V) | 18 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 3 A |
| Hold time | 29 ms |
| Efficiency | 90.6% |
| Power protection features | Over current, Over power, Over voltage, Short circuit, Surge & inrush protection (SIP), Under voltage |
| Motherboard power connector | 20+4 pin ATX |
| Motherboard power cable length | 35 cm |
| Number of SATA power connectors | 3 |
| Number of PATA power connectors | 2 |
| SATA power cable length | 300,450,600 mm |
| Number of SATA power cables | 1 |
| Peripheral (Molex) power connectors (4-pin) | 2 |
| Peripheral (Molex) power cable length | 300,450 mm |
| PCI Express power connectors (6+2 pin) | 1 |
| PCI Express power cable length | 40 cm |
| CPU P4 connector (4-pin) | 1 |
| CPU power cable length | 35 cm |
| Floppy drive power connector | 1 |
| Cabling type | Non-Modular |
| 80 PLUS certification | 80 PLUS Gold |
| Purpose | PC |
| Power supply unit (PSU) form factor | TFX |
| EPS version | 2.92 |
| Noise level | 21.7 dB |
| Bearing technology | Rifle |
| Mean time between failures (MTBF) | 100000 h |
| Product colour | Black |
| Cooling type | Active |
| Fan diameter | 8 cm |
| Number of fans | 1 fan(s) |
| Fan speed | 0 - 1323 RPM |
| On/off switch | No |
| Operating temperature (T-T) | 0 - 40 °C |
| Waste Electrical and Electronic Equipment (WEEE) compliance | Yes |
| Compliance certificates | CB, CE, RoHS, TÜV mark, WEEE |
| Width | 85 mm |
| Depth | 175 mm |
| Height | 65 mm |
| Weight | 1.1 kg |
| Manual | Yes |
| Manual languages | German, English, Spanish, French, Polish, Russian |
| Package width | 159 mm |
| Package depth | 82 mm |
| Package height | 215 mm |
| Package weight | 1.4 kg |
| Sustainability certificates | ENERGY STAR, ErP, Triman |
| Shipping (inner) case length | 47.4 cm |
| Shipping (inner) case width | 27.5 cm |
| Shipping (inner) case height | 19.5 cm |
| Shipping (inner) case net weight | 9.4 kg |
| Products per shipping (inner) case | 6 pc(s) |
| Warranty period | 3 year(s) |
| Screws included | Yes |
| Cable ties included | Yes |
Full specifications
| Marque | be quiet! |
| Référence fabricant | bp910uk |
| EAN | 4260052194089 |
Overview of the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black
The be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black is one of the most searched products in the Informatique category in 2026. Offered by be quiet!, it is aimed at those looking for a reliable product at the best price. Our comparison tool lists all available offers from partner retailers to help you make the right choice without overspending. Comparison is free and requires no registration. In a few seconds, you can access all current offers to find the most competitive price.
What makes the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black stand out in 2026
This product stands out for the build quality that is characteristic of the be quiet! brand. Users particularly appreciate its reliability in daily use and how easy it is to get started right from the first use. The design, intended for regular use, ensures satisfying durability, and the balance between the features offered and the asking price is well received by buyers. be quiet! has a strong reputation in the Informatique category, which makes it easy to access after-sales service and the manufacturer warranty when needed. You can also compare with the be quiet! LIGHT BASE 900 FX Black Full Tower to refine your choice.
Performance and key features
In the Informatique category, buyers pay close attention to declared performance and build quality. The be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black meets these expectations with technical specifications that reflect be quiet!'s positioning on this segment. The key features, available in the spec sheet on this page, allow you to verify this product matches your needs before finalising your purchase. Also compare with the be quiet! LIGHT BASE 900 FX Black Full Tower from the same brand to refine your decision.
Design and ease of use
The be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black is generally described as intuitive by users in the Informatique category. be quiet! designed this product to be accessible from the first use, whether you are a beginner or an experienced user in this range.
Market price ranges in 2026
| Range | Indicative price |
|---|---|
| Entry-level | Under 384300 £ |
| Mid-range | 384300 £ to 896710 £ |
| High-end | Over 896710 £ |
To find the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black at the best price today, compare all available offers on Compiral. Our comparison tool updates prices several times a day to ensure you get the lowest rate from our partner retailers. Remember to activate the free delivery filter to reduce the total cost of your purchase. Also check the estimated delivery time at each retailer, which can vary considerably from one shop to another.
Frequently asked questions about be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black
Is the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black worth its price in 2026?
In 2026, the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black is listed from £56.18 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.
What warranty does the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black come with?
The be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black generally comes with a manufacturer warranty of 1 to 2 years depending on the retailer. In addition to the commercial warranty from be quiet!, statutory consumer rights apply to all purchases. Check the warranty conditions directly on the retailer's page before finalising your order.
Is the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black in stock?
Stock availability for the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black is updated in real time on Compiral. Retailers showing "In stock" can usually deliver quickly, often within 2 to 5 working days. If the product is temporarily out of stock at one retailer, check the other offers in our table. Check back regularly as stock levels change frequently in the Informatique category.
Where can I buy the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black at the best price?
To buy the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black at the best price, compare all available offers in our table at the top of this page. The 3 offers listed include delivery costs to give you the true total cost. Sort by ascending price and filter by free delivery to quickly identify the best deal among our verified partner retailers.
How does the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black compare to competitors in the Informatique category?
In the Informatique category, the be quiet! TFX Power 3 300W Gold power supply unit 20+4 pin ATX Black occupies a specific market segment. Compared to other available models, it stands out mainly through the balance between its features and its price. To compare objectively, consult the detailed spec sheet on this page and compare specifications with other similar products listed on our comparison tool.
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