ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black
Brand Asus
From
£159.94
+ £4.95 delivery
2 offers at 2 retailers
Listed since 7 April 2026
Compare prices
Affiliate link
Description
Specifications
| Total power | 850 W |
| AC input voltage | 100 - 240 V |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 130 W |
| Combined power (+12V) | 850 W |
| Combined power (+5V) | 130 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5Vsb) | 15 W |
| Max output current (+3.3V) | 25 A |
| Max output current (+12V) | 70.8 A |
| Max output current (+5V) | 25 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 3 A |
| 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 | 61 cm |
| Number of SATA power connectors | 6 |
| SATA power cable length | 400,120 mm |
| Peripheral (Molex) power connectors (4-pin) | 3 |
| Peripheral (Molex) power cable length | 400,150 mm |
| PCI Express power connectors (6+2 pin) | 3 |
| PCI Express power connectors (16-pin) | 1 |
| PCI Express power cable length | 75 cm |
| CPU power connector (4+4 pin) | Yes |
| CPU power cable length | 100 cm |
| Cabling type | Fully-Modular |
| 80 PLUS certification | 80 PLUS Platinum |
| Purpose | PC |
| Power supply unit (PSU) form factor | ATX |
| ATX version | 3.1 |
| Silent mode | Yes |
| Mean time between failures (MTBF) | 120000 h |
| Product colour | Black |
| Cooling type | Semi-passive |
| Number of fans | 1 fan(s) |
| Fan location | Top |
| Cables included | CPU, PCIe, SATA, Peripheral (Molex) |
| Compliance certificates | RoHS |
| Width | 160 mm |
| Depth | 150 mm |
| Height | 86 mm |
| Weight | 1.78 kg |
| Package width | 320 mm |
| Package depth | 200 mm |
| Package height | 108 mm |
| Package weight | 2.8 kg |
| Package type | Box |
Full specifications
| Marque | Asus |
| Référence fabricant | 90ye00w2b0na00 |
| EAN | 4711387594520 |
The ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black in its market context in 2026
Choosing the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black means opting for the expertise of Asus in the Informatique category. Its price starting from £164.89 makes it a serious option on the market. Buyers interested in this brand also look at the ASUS TUF Gaming AX3000 V2 wireless router Gigabit Ethernet Dual-band (2.4 GHz / 5 GHz) Black, Orange to complete their comparison. On Compiral, all displayed prices are updated regularly and retailers are selected for their reliability and quality of customer service.
Asus: what this model offers
What buyers remember about the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black: consistent quality, intuitive use and a price that stays within market norms for this level of performance. The positioning of Asus 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 ASUS TUF GAMING B550-PLUS WIFI II AMD B550 Socket AM4 ATX from the same brand for a second level of comparison.
The strengths that really make a difference
What truly differentiates the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black from other products in the Informatique category comes down to a few concrete points: the build quality typical of Asus, 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 ASUS TUF Gaming AX3000 V2 wireless router Gigabit Ethernet Dual-band (2.4 GHz / 5 GHz) Black, Orange if you wish to explore other models from the brand.
What you need to know before buying
Before buying the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX 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. Asus generally offers a well-structured after-sales network for the Informatique category.
Market price ranges in 2026
| Range | Indicative price |
|---|---|
| Entry-level | Under 384300 £ |
| Mid-range | 384300 £ to 896710 £ |
| High-end | Over 896710 £ |
Comparing prices before buying the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX 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 2 offers listed on this page all come from verified retailers with sales conditions compliant with consumer protection law.
Frequently asked questions about ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black
Is there a refurbished version of the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black?
Refurbished versions of the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX 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 ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black drop during the year?
Prices for the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX 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 ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black at all retailers?
Free delivery is not guaranteed for the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX 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 ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black if I am not satisfied?
You have a 14-day right of withdrawal for any online purchase, applicable to the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX 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 ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black worth its price in 2026?
In 2026, the ASUS ROG -STRIX-850P-GAMING power supply unit 850 W 20+4 pin ATX ATX Black is listed from £164.89 at our partner retailers. This price is consistent with the positioning of Asus 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.
Similar products
-7%
R-Go Tools
R-Go Tools Ergonomic mouse R-Go HE Break with break software, medium (hand size 165-185 mm), left-handed, Bluetooth, black
From
£82.45
-3%
Epson
Epson Multipack 4-colours 502XL Ink
From
£82.46
-4%
StarTech.com
StarTech.com RH2A-10M-HDMI-CABLE HDMI cable HDMI Type A (Standard) Black
From
£82.50
Lindy
Lindy 20m Fibre Optic Hybrid HDMI 8K60 Cable
From
£82.50