Corsair RM850e Power Supply – Reliable 80+ Gold ATX 3.1

About the Corsair RM850e PSU

The Corsair RM850e power supply is built for modern gaming and productivity systems that need reliable 850W output. This fully modular ATX PSU handles high-end GPUs like the RTX 5070 Ti, RTX 5080, or RX 8800 XT effortlessly without breaking a sweat. It's designed for builders who want future-proof connectivity and long-term reliability without paying premium-tier prices.

What This Corsair RM850e Power Supply Does for You

Native ATX 3.1 support lets you plug RTX 50-series GPUs directly into the 12VHPWR connector—no adapter cables needed. This keeps your build tidy and ensures stable, efficient power delivery to demanding graphics cards. The fully modular design allows you to connect only what your system requires, improving airflow and cable management. Seven SATA connectors handle multiple SSDs or RGB hubs, while three PCIe cables power high-wattage GPUs. Zero RPM mode keeps the fan silent during light workloads, maintaining low noise until performance is required.

Efficiency and Reliability That Matters

80+ Gold certification means this Corsair RM850e Power Supply wastes less power as heat compared to Bronze-rated units. Over years of use, that efficiency saves on electricity bills while keeping your case cooler. The 100,000-hour MTBF rating and Cybenetics A- noise certification back up Corsair's 7-year warranty promise. This isn't a budget unit you'll replace in three years—it's a buy-once foundation for your system. Type 4 cables work with other Corsair PSUs if you upgrade later, protecting your cable management investment.

Perfect For

• Gaming PC builders pairing RTX 5070 or RTX 5080 GPUs with Ryzen 9000 or Intel 14th Gen processors.
• Upgraders moving from 650W or older PSUs to support modern power-hungry components
• Clean build enthusiasts who want fully modular cables for cable management flexibility
• Value-focused buyers seeking 7-year warranty coverage without premium pricing

Why Buy from Mansa Computers

• 7-year Singapore warranty with Corsair service support
• Fast WhatsApp inquiry response for compatibility questions
• Open 7 days a week for support
• Home delivery available

Technical Specifications Summary

Wattage
850W Continuous Power

Efficiency
80+ Gold Certified

ATX Standard
ATX 3.1 Native Support

Modular Type
Fully Modular

Connectors
7× SATA, 3× PCIe, 2× EPS

Cooling
Zero RPM Mode Fan

Warranty
7 Years Corsair Singapore

Dimensions
140 × 150 × 86mm

The Corsair RM850e gives you ATX 3.1 connectivity and 7-year warranty coverage at SGD 215. Questions about compatibility with your build? WhatsApp us directly.

Cybenetics Efficiency: Gold
Cybenetics Noise: A-
ATX Connector: 1
ATX12V Version: 3.1
Cable Type: Type 4
Continuous Power W: 850 Watts
EPS Connector: 2
MTBF Hours: 100,000 hours
SATA Connector: 7
PATA Connector: 4
Modern Standby: Yes
Dimensions: 140x150x86
Modular: Fully
PCIe Connector: 3
Zero RPM Mode: Yes
80 PLUS Efficiency: Gold
Weight: 2.73

7 YEARS WARRANTY

Convergent Systems (S) Pte. Ltd
9 Ubi Cres, Singapore 408572
Contact: 6337 0177

Frequently Asked Questions About Corsair RM850e Power Supply

Does the Corsair RM850e support RTX 5070 and RTX 5080 graphics cards?

Yes, the RM850e has native ATX 3.1 support with a 12VHPWR connector for RTX 50-series GPUs. No adapter cables needed for clean power delivery to modern graphics cards.

Is 850W enough for a gaming PC with an RTX 5080?

Yes. 850W easily powers RTX 5080 systems paired with high-end CPUs like Ryzen 9 9900X or Intel i9-14900K. It provides solid headroom for overclocking and future upgrades while staying efficient and quiet.

What's the difference between fully modular and semi-modular PSUs?

Fully modular PSUs like the RM850e let you detach every cable, including the 24-pin motherboard connector. Semi-modular units have some cables permanently attached, limiting cable management flexibility.

What warranty does the Corsair RM850e come with in Singapore?

7-year Corsair Singapore warranty with local service support. Most competing 850W PSUs at this price only offer 3-5 years coverage.

How does the RM850e compare to the RMx series?

The RM850e offers ATX 3.1 support at a lower price than the RMx series. RMx units have slightly better ripple suppression, but the RM850e hits the reliability sweet spot for most builders.

How long will it take to receive my purchase?

Standard Shipping - 3 to 5 days
Express Shipping - 1 to 2 days

Can I opt for store pickup?

Yes, we are open daily for collection from 11 AM - 6.30 PM.

Address: 1 Ubi View #01-22, Focus One Building Singapore 408555 (Door located nearest to carpark exit gantry)We will contact you once your order is ready for collection!