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Availability:
In Stock.
Arrives
Friday, Oct 30
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At a glance
- Condition
- New
- Color
- Black
- Size
- 850 W
- Set
- RMe (NEW)
- Model
- CP-9020296-NA
- Dimensions
- 5.91 x 5.51 x 3.35 in
- Weight
- 3.4 lb
- Warranty
- 7 Years Manufacturer
- Works with
- Monitor
Features 5
- Fully Modular PSU: Reliable and efficient, low-noise power supply with fully modular cabling, so you only have to connect the cables your system build needs.
- Intel ATX 3.1 Certified: Compliant with the ATX 3.1 power standard, supporting PCIe 5.1 platform withstands 2x transient power excursions from the GPU.
- Keeps Quiet: A 120mm rifle bearing fan with a specially calculated fan curve keeps fan noise down, even when operating at full load.
- 105C-Rated Capacitors: Delivers steady, reliable power and dependable electrical performance.
- Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency.
Description
CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system. Box Contents 1x 24-pin ATX (24-pin) Connector Cable 2x 8-pin ATX 12V/EPS12V (4+4-pin) Connector Cables 1x 8-pin PCIe (6+2-pin) Connector Cable 1x 600W 12V-2x6 (12+4-pin) Connector Cable 1x 12V-2x6 (12+4-pin) to dual 8-pin PCIe (6+2-pin) Cable 6x SATA Connectors 2x PATA Connectors
Specs 24
| Model Name | CORSAIR RM850e |
|---|---|
| Brand | Corsair |
| Connector Type | ATX |
| Output Wattage | 850 watts |
| Form Factor | ATX |
| Wattage | 850 watts |
| Cooling Method | Air |
| Item dimensions L x W x H | 5.91 x 5.51 x 3.35 inches |
| Item Weight | 3.4 pounds |
| Connector Type Used on Cable | ATX |
| Power Supply Design | Full Modular |
| Number of Fans | 1 |
| Fan Size | 12 centimeters |
| Maximum Input Voltage | 240 V AC |
| Minimum Input Voltage | 100 V AC |
| System Bus Connector Type | 24 Pin, 8 Pin (4+4 Pin) |
| Item Dimensions | 5.91 x 5.51 x 3.35 inches |
| Number of Packs | 1 |
| Number of Items | 1 |
| Manufacturer | Corsair |
| UPC | 840006691242 |
| Model Number | CP-9020296-NA |
| Mfr Part Number | CP-9020296-NA |
| Item Highlight | Native 12V-2x6 Cable Included, Low-Noise, Fully Modular, Cybenetics Gold, Modern Standby Mode, NA |
No specs match.
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Friday, Oct 30
Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Top Amazon Reviews
Efficient, Modern, and Reliable
Color: Black
Size: 850 W
Set name: RMe (NEW)
The CORSAIR RM850e (2025) is a solid option for anyone building or upgrading a modern gaming PC. With 850 watts of power, an ATX 3.1 design, and PCIe 5.1 compatibility, it is built to support current-generation hardware while providing the features expected from a modern power supply. One of its biggest advantages is the fully modular cable design. This allows you to connect only the cables you need, making cable management easier and helping keep your PC looking clean. The included native 12V-2x6 cable is also a useful addition for compatible modern graphics cards, reducing the need for separate adapters. The Cybenetics Gold efficiency rating is another positive feature, helping reduce wasted energy compared with less efficient power supplies. CORSAIR also emphasizes low-noise operation, which is appealing for gaming systems where quieter components are preferred. The 850W capacity should be suitable for many mid-range and high-end gaming builds, depending on the CPU, graphics card, and other components. Its modern standby support is another convenient feature for compatible systems. Before buying, I would check the power requirements of your specific graphics card and processor, along with the manufacturer's recommendations. While 850W is plenty for many gaming PCs, particularly power-hungry components may benefit from a higher-wattage unit. Overall, the CORSAIR RM850e (2025) looks like a well-equipped power supply for a new gaming PC or hardware upgrade. Its modern connectivity, modular cables, efficiency rating, and updated standards make it a practical choice for builders looking for a dependable PSU without necessarily paying for a premium enthusiast model.
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Reviewed in the United States on October 15, 2026 by Jaeden ferguson
Reliable and Quiet 850W Power Supply for a High-Performance PC Build
Color: Black
Size: 850 W
Set name: RMe (NEW)
The CORSAIR RM850e (2025) is a solid choice for a modern gaming or performance PC build. With 850 watts of power and support for the latest ATX 3.1 and PCIe 5.1 standards, it provides plenty of headroom for powerful components while keeping the setup ready for newer hardware. I really like the fully modular design because you only need to connect the cables your system actually uses. This makes cable management much cleaner and helps improve airflow inside the case, which is especially nice when building a PC with a tempered glass panel. The included 12V-2x6 cable is another useful feature for compatible modern graphics cards, eliminating the need for bulky adapter setups. The low-noise operation is also appreciated, particularly for gaming, working, or content creation where a quieter system makes a noticeable difference. The Cybenetics Gold efficiency rating and 105°C-rated capacitors add confidence for long-term use, while Modern Standby support rounds out the feature set for today's PC platforms. Overall, the CORSAIR RM850e is a well-rounded power supply that combines strong output, modern compatibility, quiet performance, and clean cable management. It's an excellent foundation for a powerful gaming PC or workstation and leaves plenty of flexibility for future upgrades. 💻⚡✨
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Reviewed in the United States on August 10, 2026 by Autumn's Apothecary
Handles My i9-12900KS + RTX 3090 Rig Without Breaking a Sweat
Color: Black
Size: 850 W
Set name: RMe (NEW)
I’ve been building PCs for over a decade, and this is easily one of the most impressive power supplies I’ve used to date. I picked up the CORSAIR RM850e (2025 revision) as part of a rebuild centered around an Intel i9-12900KS and RTX 3090, and I’ve been nothing but impressed so far. Build Quality & Design: The unit itself is solid — heavy in a reassuring way, with a clean black finish and no unnecessary branding or flashy extras. The fully modular design is a huge plus, especially for managing cables in a tight mid-tower. I appreciated that the included cables were all black and flat — easy to route behind the motherboard tray, and they look clean without custom sleeving. Installation & Cabling: Installation was simple, and everything fit snugly. I’m using the standard 3x 8-pin for the 3090, but it’s nice knowing the 12V-2x6 cable is included in case I upgrade to a future PCIe 5.1 card later on. No loose connectors, no weird bends required — and unlike some modular PSUs I’ve dealt with, the ports on the unit are clearly labeled and firmly seated. Performance & Stability: Despite powering a very power-hungry setup, this PSU hasn’t flinched once. The 12900KS, even under boost/load, can be a voltage-hungry CPU, especially paired with the 3090 — but even during max load stress testing (Cinebench + Heaven benchmark running together), rails stayed completely stable, no crashes or brownouts, and no sign of power-related instability. Noise & Efficiency: Corsair nailed the noise levels. During idle and light gaming, the fan doesn't even spin up. Even when it does under load, it’s so quiet it fades into the background of my other case fans. My case has good airflow, but the fan curve on this PSU is genuinely impressive. It’s also Cybenetics Gold rated, and the system draws power very efficiently — I've been monitoring wattage via a smart plug, and it lines up well with published benchmarks for power efficiency. Extras & Future-Proofing: ATX 3.1 & PCIe 5.1 ready 105°C-rated Japanese capacitors (a must for long-term reliability) Modern Standby support works perfectly — fast wake times, zero sleep issues in Windows 11 Final Thoughts: For anyone running a high-end system like mine — especially with power-hungry components like the i9-12900KS and RTX 3090 — this PSU offers peace of mind. No coil whine, no overheating, no second-guessing whether it’s enough. It’s quiet, efficient, and built with headroom for future GPUs thanks to the included 12V-2x6 cable and compliance with the latest standards. Highly recommend if you’re building or upgrading a performance-focused rig and want something that’ll last.
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Reviewed in the United States on June 27, 2025 by S.b
Replaced my failing PSU.
Color: Black
Size: 850 W
Set name: RMe (NEW)
Replaced my failing PSU, so far so good. Worked as expected, and was easy to install.
Reviewed in the United States on October 9, 2026 by Gavin
Meets expectations
Color: Black
Size: 850 W
Set name: RMe (NEW)
Provides power for all components as expected. Comes with all needed power connections.
Reviewed in the United States on September 20, 2026 by Brennan Scott
A reliable psu
Color: Black
Size: 850 W
Set name: RMe (NEW)
I bought this to replace my thermaltake 600w non modular power supply unit and it was the best upgrade I’ve made to my pc. First of all while mounting it was very comfortable because having the cables you only be using is much more convenient for cable management. I paired this with my amd radeon rx 6700 xt and it works wonderfully. It doesn’t shut down as it used to with my older psu. This psu helped me get the most of my graphics card even with new gen video games like gears of war e day. Buy this psu now!
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Reviewed in the United States on October 12, 2026 by Karelin Ramos
value
Color: Black
Size: 850 W
Set name: RMe (NEW)
Sleek design, easy setup, low noise, and very good price for the performance you are getting being able to run my 5070ti with no problem as well with my other components.
Reviewed in the United States on September 15, 2026 by roberto
Good PSU
Color: Black
Size: 850 W
Set name: RMe (NEW)
Very intuitive to install, had every cable I needed (12v high power connector), High quality feeling. Only complaint is slight coil whine, but that’s to be expected with any PSU when under high load. Would recommend to anyone.
Reviewed in the United States on August 24, 2026 by Nate Lambalzer