CORSAIR
CORSAIR RMx Series RM850x Fully Modular Power Supply (UK) | Gold-Certified | ATX 3.1 Compliant | High-Performance Builds
CORSAIR RMx Series RM850x Fully Modular Power Supply (UK) | Gold-Certified | ATX 3.1 Compliant | High-Performance Builds
Couldn't load pickup availability
The CORSAIR RM850x (UK) is a premium fully modular power supply unit (PSU) engineered for high-performance gaming rigs, creator PCs, and professional workstations. With 850W of reliable power delivery, 80 PLUS Gold certification, and ATX 3.1 compliance, it ensures efficiency, stability, and future-ready compatibility. Featuring Japanese capacitors, zero RPM fan mode, and fully modular cabling, it combines silent operation, durability, and easy cable management for clean builds.
850W Reliable Power Output Delivers stable power for high-performance GPUs, CPUs, and demanding systems
80 PLUS Gold Certification Ensures high efficiency, reduced heat, and lower energy consumption
ATX 3.1 Compliant Future-ready design supporting next-gen hardware and PCIe Gen5 GPUs
Fully Modular Cabling Allows clean cable management and improved airflow inside the case
Zero RPM Fan Mode Silent operation at low to medium loads with intelligent cooling control
Premium Components Built with 100% Japanese capacitors for long-term reliability
UK Version Includes UK-specific power cable for regional compatibility
FullSpecifications
| Feature | Details |
|---|---|
| Model | CORSAIR RMx Series RM850x |
| Type | Fully Modular Power Supply (UK) |
| Wattage | 850W |
| Certification | 80 PLUS Gold |
| Compliance | ATX 3.1, PCIe Gen5 Ready |
| Cabling | Fully Modular |
| Cooling | 135mm fan with Zero RPM mode |
| Capacitors | 100% Japanese capacitors |
| Compatibility | High-performance gaming & creator PCs |
| Special Features | Silent operation, modular design, future-ready compliance |
Recommended Use Cases in Pakistan Perfect for gaming PCs, workstations, and creator builds—delivers efficient, stable, and future-ready power for demanding systems
Why Buy CORSAIR RM850x from Mustafa Computers Mustafa Computers offers genuine CORSAIR PSUs with expert guidance and free nationwide delivery across Pakistan
Order Now from Mustafa Computers Get the CORSAIR RMx Series RM850x Fully Modular Power Supply (UK) | Gold-Certified | ATX 3.1 Compliant PSU for High-Performance Builds from Mustafa Computers—delivered free across Lahore, Karachi, Islamabad, and beyond
Share
Shipping Policy
Shipping Policy
Free Delivery within Lahore: Available on orders above PKR 10,000 (selected items only).
Other Cities: Free delivery on orders above PKR 15,000. Standard courier charges apply otherwise.
Delivery Time: 3–5 business days (subject to courier and destination).
Couriers: We use TCS and Postex. Bulky items may be shipped via city-to-city cargo, with self-collection for cheaper delivery.
COD Orders
- Available on selected items only, up to PKR 19,000.
- 4% government tax applies on COD payments.
- Orders PKR 19,001–100,000 require 50% advance.
- Orders above PKR 100,000 require full advance or in-store pickup.
- Full advance may be required for certain items below PKR 19,000.
Return Policy Warranty
- 7 Days Return Warranty for defective or incorrect items.
- Products must be in original packaging with all accessories and documentation.
- No return for “change of mind”, software, or consumables (e.g., cartridges, toners).
Warranty Claim
- Warranty coverage is as per manufacturer or Mustafa Computers’ terms.
- Company may repair, replace, or issue a credit note for valid claims.
- No warranty for electrical damage, cartridges, or printer heads.
- Warranty void if item is physically damaged or packaging/accessories are missing.
- Check warranty applies to used items only.
- For international warranty, customer bears freight charges.
Customers must ensure they receive the warranty card and invoice at purchase. (Some items are valid by invoice only.)