MSI MPG A850GS PCIe 5 850W ATX 3.1 Fully Modular Power Supply

The MSI MPG A850GS PCIe 5 is an 850W fully modular ATX 3.1 power supply built for high-performance builds, including systems running Nvidia GeForce RTX 50 Series graphics cards. It carries a Cybenetics A++ noise certification — one of the quietest ratings available — alongside 80 PLUS Gold efficiency and a comprehensive set of industrial-grade protections.

UK-based seller
Tracked delivery across the UK
Genuine product from trusted distributors

• Wattage: 850W
• Form Factor: ATX 3.1 / PCIe 5.1
• Efficiency: 80 PLUS Gold (up to 90% at 230Vac)
• Noise Rating: Cybenetics A++ — among the quietest PSUs available
• Modularity: Fully modular with embossed jacket cables
• Fan: 1 x 135mm Fluid Dynamic Bearing (FDB) fan with Zero RPM mode
• +12V Rail: Single rail, 70.8A
• Native 12V-2x6 connector: Supports RTX 50 Series and other latest-generation GPUs without adapters
• Capacitors: 100% server-grade 105°C-rated
• Warranty: 10 years
• Colour: Black

The MPG A850GS PCIe 5 is a well-rounded choice for demanding builds that prioritise low noise and long-term reliability. The 135mm FDB fan runs in Zero RPM mode at lower loads, and the Cybenetics A++ rating confirms exceptionally low acoustic output across a wide range of operating conditions. The dual-colour 12V-2x6 cable adds a visual touch for open-frame or windowed builds. A full suite of protections — OCP, OTP, OPP, SCP, OVP, UVP, SIP and NLO — safeguards connected components.

Delivery & Fulfilment
This product is sold by TechFinder UK, a UK-based sole trader business. All hardware is sourced through established distribution partners. Orders are dispatched within 1–2 business days with tracked delivery across the United Kingdom.

Why Buy from TechFinder UK?

• UK-based sole trader — genuine products, real accountability
• Sourced through established distribution partners
• Secure checkout with buyer protection
• Tracked UK delivery, dispatched within 1–2 business days
• Pre- and post-purchase support available

Technical Specifications

• Form Factor: ATX 3.1
• Wattage: 850W
• Efficiency: 80 PLUS Gold (up to 90% at 230Vac)
• Noise Certification: Cybenetics A++
• +12V Rail: Single rail — 70.8A
• Modularity: Fully modular
• Fan: 1 x 135mm FDB fan with Zero RPM mode
• PFC: Active
• AC Input: 100–240VAC
• Motherboard Connector: 1 x 24-pin ATX
• CPU Connectors: 2 x 8-pin (4+4) EPS/ATX12V
• PCIe Connectors: 1 x 12V-2x6 (16-pin); 3 x 8-pin (6+2) PCIe
• SATA Connectors: 8 x SATA
• Peripheral Connectors: 4 x PATA (Molex)
• Protections: OVP, UVP, OCP, OPP, SCP, OTP, SIP, NLO
• Dimensions: 150 x 86 x 150mm (W x H x D)
• Colour: Black
• Warranty: 10 Years MSI Manufacturer Warranty

Package Contents

• MSI MPG A850GS PCIe 5 Power Supply
• Modular Cable Set
• UK Power Lead

Product Identification
Model: MPG A850GS PCIE5
MPN: MPG A850GS PCIE5
EAN: 4711377244039
UPC: 824142376317