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GAMEMAX

Gamemax RPG Rampage 850W Fully Modular 80 Plus Bronze PSU With 140mm FDB Fan

Gamemax RPG Rampage 850W Fully Modular 80 Plus Bronze PSU With 140mm FDB Fan

Regular price £71.46 GBP
Regular price Sale price £71.46 GBP
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GameMax Rampage 850W Fully Modular 80+ Bronze PSU

The GameMax Rampage 850W PSU is part of the latest Rampage Series, engineered to deliver “Real Power Gaming” performance using high-quality components typically found in top-tier brands—without the premium price tag.

Ideal for both basic systems and advanced gaming rigs, this power supply is a solid choice whether you’re building your first PC or upgrading an existing setup. It is designed to be reliable, efficient and powerful enough to be the foundation of your chosen build.


Key Features

Fully Modular Design

The Rampage 850W features a fully modular cable management system, making building or upgrading more efficient and helping to ensure a clean, tidy-looking PC interior.

80 Plus Bronze 230V Certified

Certified 80 Plus Bronze 230V, the Rampage range achieves up to 88% efficiency at 50% load, helping to reduce wasted energy and heat.

Japanese TK Main Capacitor

A Japanese TK main capacitor provides reliable life expectancy and added quality assurance at the heart of the PSU.

Real Gaming Power

  • Single 12V rail for high compatibility and extreme high current output
  • 80 Plus 230V EU Bronze efficiency supports high-end components to perform at their full potential

14cm Ultra-Silent Cooling Fan

An ultra-silent 14cm cooling fan delivers effective, quiet cooling, helping the PSU run safely, smoothly, and consistently over time.

Flat Black Cables

Flat black modular cables make cable management easier, save space, improve airflow, and contribute to a clean, professional internal layout.

All-Black Aesthetic

A full black finish combined with flat black cables gives your gaming PC a sleek, uniform, and professional appearance.

2-Year Warranty

The GameMax Rampage PSU range is backed by a 2-year warranty.


Technical Specifications

Specification Detail
Model GameMax Rampage 850W Fully Modular
Manufacturer Part Number GMXRPG850FM
EAN 5055492413970
Power 850W
Efficiency Certification 80 Plus Bronze 230V EU
Efficiency 85%
MTBF 100,000 Hours
Input Voltage 200–240VAC
Input Current 5A
Input Frequency 50Hz
PFC Active PFC
Power Good Signal Approx. 300ms
Hold-Up Time 10ms
Protection OVP / OPP / UVP
Operating Temperature 0–30°C
Safety Certifications CE / FCC / CB
Cooling 14cm Cooling Fan
Noise Level 40dBA
Colour Black

Dimensions & Weight

Type Dimensions (W x H x D) Weight
Unit (Product) 150mm x 87mm x 160mm 1.67kg (Net)
Packaging 307mm x 199mm x 121mm 2.4kg (Gross)

Connectors

Connector Type Quantity
20+4 Pin Main 1
4+4 Pin 12V 2
SATA 6
4-Pin Molex 6
6+2 Pin PCI-e 4

In the Box

  • PSU
  • Modular cables
  • Mains cable
  • Manual
  • Cable ties
  • Screws

Has mains plug: Yes