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Item #:
234295130
Corsair SF Series (2024) SF850, 80 PLUS Platinum, Fully Modular SFX Power Supply, CP-9020256-NA
Item #:
234295130
XAF 143219
Price Details
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26%
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Imported from USA store
QTY:
Only 5 items left in stock.
Order now and get it around Thursday, August 13
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Experience the pinnacle of efficiency and power with the fully modular Corsair SF850, designed for performance enthusiasts.
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What Stands Out
80 PLUS Platinum
The SF850 boasts an 80 PLUS Platinum certification, ensuring high energy efficiency and lower electricity bills while providing stable power for demanding systems.
Fully Modular Design
Enjoy a clutter-free build with the fully modular cables that allow users to connect only the necessary cables, optimizing airflow and reducing mess in compact cases.
Compact SFX Form
Designed for small form factor builds, the SFX format fits into tight spaces without compromising performance, making it ideal for gamers and professionals who need reliable power in limited environments.
Product Details
- 80 PLUS Platinum rated SFX power
- ATX 3.1 Compliant & PCIe 5.1 ready
- Fully modular, Type-5 Micro-Fit PSU connectors
- 92mm PWM cooling fan
- 105°C Rated Japanese capacitors
- Zero RPM Mode
- 50°C Continuous operating temperature
- SFX-to-ATX bracket
- Seven-year warranty
| Best Seller Ranking | #8 in Power Supplies |
| Brand | CORSAIR |
| Series | SF Series |
| Model | CP-9020256-NA |
| Type | SFX |
| Maximum Power | 850 W |
| Fans | 92mm PWM cooling fan |
| Max PSU Length | 125 mm |
| Modular | Full Modular |
| Energy-Efficient | 80 PLUS PLATINUM Certified |
| Input Voltage | 100 - 240 V |
| Input Frequency Range | 47 - 63 Hz |
| Input Current | 10A-5A |
| Output | +3.3V@20A, +5V@20A, [email protected], +5VSB@3A |
| Connectors | 1 x ATX Cable (24-PIN) (24): 300mm 2 x EPS/ATX12V Cable (8-PIN) (4+4): 400mm 3 x PCI-E Cable (8-PIN) (6+2): 400mm 1 x PCI-E Cable (12+4)PIN: 400mm 1 x SATA CABLE (4 Straight: 100mm, 115mm, 115mm, 115mm 1 x SATA CABLE (4 Right SATA): 100mm, 115mm, 115mm, 115mm 1 x PATA-PATA-PATA: 100mm, 115mm, 115mm |
| Dimensions | 4.92*3.94*2.50 inch (12.5 cm) |
| Weight | 2.31 lbs (1.05 kg) |
| Package Content | SF850 Power Supply | DC Cable Kit | SFX-ATX Adapter Bracket | Power Cord | Mounting Screws | Cable Ties |
| First Listed on Newegg | July 02, 2024 |
Who Should Buy?
-
Compact Builds
Ideal for mini-ITX systems requiring a high-quality, space-saving power supply without sacrificing performance.
-
Energy Efficiency
Perfect for users focused on energy savings, thanks to its 80 PLUS Platinum rating ensuring lower power consumption.
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Upgraders
Great for tech enthusiasts upgrading components, providing fully modular cables for cleaner cable management and improved airflow.
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High Power Demands
Unsuitable for high-end gaming rigs requiring more wattage; choose higher-capacity supplies for extreme performance needs.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What makes the Corsair SF850 suitable for high-performance builds?
Answer: Its 80 PLUS Platinum rating ensures high efficiency, while its fully modular design allows for optimal airflow and cable management. -
Question:
Is the SF850 compatible with the latest graphics cards?
Answer: Yes, it is PCIe 5.1 ready, making it perfect for the latest high-performance GPUs. -
Question:
What warranty does the Corsair SF850 offer?
Answer: It comes with a seven-year warranty, providing long-term reliability and support.
CORSAIR Editorial Review
The Corsair SF850 power supply unit (PSU) is making a positive impression on users looking for a reliable, high-performance solution for their computing needs. The product boasts an 80 PLUS Platinum rating, indicating high energy efficiency and low operational costs—qualities that are particularly appreciated by users building high-end gaming rigs or servers. Reviewers have put the SF850 through various stress tests in different setups, including systems with demanding workloads like a Threadripper CPU, noting that it handled power demands without issues. The unit's stable performance was praised, with sustained power output remaining within acceptable voltage levels. Most users reported that despite heavy loads, the PSU remained cool and quiet, highlighting its effectiveness in thermal management. Additionally, many users value Corsair's reputation for quality. The company’s customer service is frequently mentioned, with customers expressing confidence that any potential issues, such as cables being missing or units having minor QC problems, will be quickly and satisfactorily resolved. The modular design is also a frequently appreciated feature, allowing for easier cable management and customization. Despite some minor concerns raised about quality control tests, where users have suggested visually inspecting the PSU before use, the overwhelming sentiment remains positive. The Consensus is that this PSU is a sound investment for those looking for reliability and robustness in their power supply solution. The SF850 is devoid of flashy RGB features, which may please users who prioritize simplicity and functionality over aesthetics. While the lack of decorations might deter some, the overall design and functionality of this PSU have been greatly appreciated, and it is well regarded as a fantastic choice for anyone aiming to build a powerful and efficient computer. ###
Customer Reviews & Ratings
267 customers ratings
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5 Star
76%
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4 Star
9%
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3 Star
3%
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2 Star
3%
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1 Star
9%
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Pros
- High energy efficiency with 80 PLUS Platinum rating
- Stable performance under heavy loads
- Good thermal management; remains cool and quiet
- Fully modular design for better cable management
- Trusted reputation for reliability and good customer support from Corsair
- Solid investment for future upgrades or expansions ###
Cons
- Lack of RGB aesthetics may not appeal to all users
Platform Trust & Buyer Confidence
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Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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23-Jul-26 · via Trustpilot
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22 July 2026 · via Trustpilot
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23 July 2026 · via Trustpilot
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XAF 143219
Order now and get it around Thursday, August 13
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QTY:
Only 5 items left in stock.
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Features & Benefits
- 80 PLUS Platinum rated for maximum efficiency.
- Fully modular design for easy cable management.
- ATX 3.1 compliant and PCIe 5.1 ready.
- Equipped with high-quality 105°C rated Japanese capacitors.
- Silent operation with a 92mm PWM cooling fan and Zero RPM Mode.
- Backed by a seven-year warranty for peace of mind.
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