--- product_id: 302229463 title: "RM850x ATX 850W Power Supply – Black" brand: "corsair" price: "R292" currency: ZAR in_stock: true url: https://www.desertcart.co.za/products/302229463-rm850x-atx-850w-power-supply-black store_origin: ZA region: South Africa --- # 135mm magnetic levitation fan 850W peak power Fully modular cables RM850x ATX 850W Power Supply – Black **Brand:** corsair **Price:** R292 **Availability:** ✅ In Stock ## Summary > ⚡ Power your ambition with silence and style. ## Quick Answers - **What is this?** RM850x ATX 850W Power Supply – Black by corsair - **How much does it cost?** R292 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/302229463-rm850x-atx-850w-power-supply-black) ## Best For - corsair enthusiasts ## Why This Product - Trusted corsair brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** 100% Japanese 105°C capacitors guarantee rock-solid reliability and longevity. - • **Instant Wake-Up:** Modern standby compatibility for lightning-fast system resume times. - • **Whisper-Quiet Cooling:** Magnetic levitation fan ensures near-silent operation even under load. - • **Tailored Power Delivery:** Connect only what you need for a sleek, clutter-free build. - • **Gold Standard Efficiency:** 80 PLUS Gold certification means cooler temps and lower energy bills. ## Overview The CORSAIR RM850x is a fully modular 850W ATX power supply featuring 80 PLUS Gold efficiency, a quiet 135mm magnetic levitation fan, and premium Japanese capacitors for unmatched reliability. Designed for professionals and enthusiasts, it offers clean cable management, low noise operation, and rapid wake-from-sleep performance, all backed by a 10-year warranty. ## Description CORSAIR RM850x Series fully modular power supplies with EPS12V connectors are built with the highest quality components to deliver 80 PLUS Gold efficient power to your PC. RM850x PSUs use only Japanese 105°C capacitors, for long life and reliability backed by a ten-year warranty. A 135mm magnetic levitation bearing fan ensures high performance coupled with low noise. ## Features - Fully Modular: Only connect the cables your system needs, making clean and tidy builds easier. - 135mm Magnetic Levitation Fan: Utilizes a magnetic levitation bearing and custom engineered rotors for high performance, low noise, and superior reliability. - EPS12V Connector: For wide compatibility with modern graphics cards and motherboards. - 100% All Japanese 105°C Capacitors: Premium internal components ensure unwavering power delivery and long-term reliability. - Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08R5JPTMZ | | Best Sellers Rank | #564 in Computer Power Supplies | | Brand | Corsair | | Compatible Devices | Personal Computer | | Connector Type Used on Cable | ATX | | Cooling Method | Fan | | Customer Reviews | 4.8 4.8 out of 5 stars (5,592) | | Fan Size | 13.5 centimeters | | Form Factor | ATX | | Item Dimensions | 6.3 x 5.91 x 3.39 inches | | Item Highlight | Fully Modular, Low-Noise, Zero RPM Mode, 80 PLUS Gold, NA | | Item Weight | 1.7 kg | | Manufacturer | Corsair | | Maximum Input Voltage | 240 volts | | Mfr Part Number | CP-9020200-NA | | Minimum Input Voltage | 100 volts | | Model Name | RM850X | | Model Number | CP-9020200-NA | | Number of Fans | 1 | | Number of Items | 1 | | Number of Packs | 1 | | Output Wattage | 850 watts | | Power Supply Design | Full Modular | | System Bus Connector Type | EPS | | UPC | 840006604839 | | Unit Count | 1 Count | | Warranty Description | 10 year manufacturer | | Wattage | 850 watts | ## Product Details - **Brand:** Corsair - **Compatible Devices:** Personal Computer - **Connector Type:** ATX - **Cooling Method:** Fan - **Form Factor:** ATX - **Item Weight:** 1.7 kg - **Item dimensions L x W x H:** 6.3 x 5.91 x 3.39 inches - **Model Name:** RM850X - **Output Wattage:** 850 watts - **Wattage:** 850 watts ## Images ![RM850x ATX 850W Power Supply – Black - Image 1](https://m.media-amazon.com/images/I/81k55rfk1iL.jpg) ## Questions & Answers **Q: Does this come with cables, or not?** A: Yes, our PSUs always include cables. With the 2021 RM750x' cables, the following connections are provided: o x1 ATX Cable 24-pin o x2 EPS/ATX12V 8-pin (4+4) o x4 PCIe 8-pin (6+2) o x4 PATA 4-pin o x10 SATA If you have any more questions or concerns, please feel free to reach out via support on our website and we'll happily assist you. **Q: 1000watt. How loud is the fan? My current psu is insanely loud and don’t want another.** A: You can barely here the fan of this PSU, you are more likely to hear your case fans than this PSU, that include under heavy usage. The fan of this PSU has a unique design which I think contribute to it's quite operation. I highly recommend this! **Q: What do I need in order to connect it to EU sockets?** A: Just the Power cable, these work with 110-240v and are auto switching. You need a C13 to whatever wall plug type is in use in the UK. I'm sure you can find them in abundance here on Amazon **Q: Is this compatible with cable kits for previous RMx power supplies?** A: Yes, cable kits compatible with the 2019 RMx are also compatible with 2021 RMx. If you have any more questions or concerns, please feel free to reach out via support on our website and we'll happily assist you. ## Frequently Bought Together - CORSAIR RM850x Fully Modular ATX Power Supply - 80 PLUS Gold - Low-Noise Fan - Zero RPM - Black - SAMSUNG 990 PRO SSD NVMe M.2 PCIe Gen4, M.2 2280 Internal Solid State Hard Drive, Seq. Read Speeds Up to 7,450 MB/s for High End Computing, Gaming, and Heavy Duty Workstations, MZ-V9P2T0B/AM - ARCTIC MX-4 (4 g) - Premium Performance Thermal Paste for All Processors (CPU, GPU - PC), Very high Thermal Conductivity, Long Durability, Safe Application, Non-Conductive --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/302229463-rm850x-atx-850w-power-supply-black](https://www.desertcart.co.za/products/302229463-rm850x-atx-850w-power-supply-black) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-09-27*