COLAMCO
MSI

MSI MAG 1200W Power Supply

$246.61
16 availableas of 10/20/2026

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Should arrive by Fri, Oct 30 with free ground shipping

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

About the MSI MAG

Featuring ATX 3.1 and PCIe 5.1 support with native 12V-2x6 connectors, these PSUs are built to handle NVIDIA's 50 series graphics cards and AI PCs with ease. Advanced thermal solutions ensure cool, stable, and efficient operation, even under heavy loads, giving you the reliability and durability you need for gaming, streaming, or AI-powered tasks.

  • GPU SAFEGUARD
  • NATIVE 12V-2x6 CONNECTOR
  • 235% TOTAL POWER EXCURSION
  • DUAL COLOR 12V-2x6 CABLE
  • 80 PLUS Platium
  • CYBENETICS PLATINUM
  • PPLP PLATINUM

Premium Protection | GPU SAFEGUARD PROACTIVE AND INSTANT PROTECTION

An advanced protection technology for graphics card. It monitors 12V-2x6 connector power currents and provides instant, real-time alerts, acting as a 24/7 guard to shield your valuable GPU from unexpected threats.

FAN SAFEGUARD

Fan failure protection immediately detects when the fan stops spinning. A buzzer will then sound, alerting you to the problem and preventing the power supply from overheating.

PERFORMANCE | RELIABLE CONNECTOR DESIGN

The power supply features the latest 12V-2x6 (H++) connector, designed with an optimized structure that complies with the PCIe CEM 5.1 standard. The ensures enhanced reliability and safety. It is capable of delivering up to 600W of power, making it suitable for even the most demanding high-end graphics cards.

ULTIMATE PROOF PSU

It has an output port that is compliant with Intel PSDG (Power Supply Design Guide) ATX 3.1, the power supply can hold up to 235% total power excursion and 3x GPU power excursion.

PLATINUM EFFICIENCY CERTIFICATION

The efficiency of your power supply significantly impacts overall power consumption. The Platinum certification stands out as a reliable benchmark for energy efficiency, ensuring that your power supply delivers lower energy consumption and operates at higher efficiency levels.

OPTIMIZED SOUND LEVEL

This power supply is designed for quiet operation, delivering low noise levels like in the night, ensuring a serene computing experience free from disturbances.

DURABILITY | FLUID DYNAMIC BEARING

This power supply comes with 135 mm fluid dynamic bearing fan, chosen to increase the life span of the fan while maintaining low noise level

ALLOY COPPER CONNECTOR TERMINALS

The cable connectors are made of nickel-plated copper alloy terminals, effectively prevents oxidation, maintaining the terminal's conductivity and durability when there is a higher surge in current.

BUILT FOR MAXIMUM SAFETY

The power supply's cables, from the internal copper wires to the external high-density braided cover, are fully UL certified, ensuring superior safety and durability.

PROTECTION MECHANISMS

To make sure the entire system can operate safely and stably at all times, here comes with a number of protection mechanisms to give you the best peace of mind.

Technical specifications

Technical Specifications of the MSI MAG

General Information

General Information specifications
Manufacturer MSI
Manufacturer Part Number MAGA1200PLSPCIE5
Manufacturer Website Address http://www.msi.com
Brand Name MSI
Product Series MAG
Product Name MAG 1200W Power Supply
Product Type Power Supply

Technical Information

Technical Information specifications
Specification Compliance ATX 3.1
Power Factor Correction (PFC) Active
Number of Fans 1
Fan Bearing Type Fluid Dynamic Bearing
Fan Diameter 135 mm
Protection Type Over TemperatureOver PowerShort CircuitOver VoltageUnder VoltageNo LoadOver CurrentSurge & Inrush Protection
Modular Yes
NVIDIA SLI Supported Yes
Modular Type Fully Modular
Features Low NoiseHeat Dissipation

Power Description

Power Description specifications
Input Voltage 230 V AC120 V AC
Input Voltage Range 100 V AC - 240 V AC
Output Power 1200 W
Input Frequency 50-60 Hz

Interfaces/Ports

Interfaces/Ports specifications
Number of SATA Power Connectors 6
PCI Express Connector Yes
Number of (6+2 pin) PCI Express Power Connectors 4
PCI Express Version 5.1
Number of (4+4 pin) CPU Power Connectors 1

Physical Characteristics

Physical Characteristics specifications
Form Factor ATX
Height 3.4"
Width 5.9"
Depth 5.9"

Miscellaneous

Miscellaneous specifications
Certifications & Standards

UL

Energy Efficiency Certification 80 Plus Platinum

Warranty

Warranty specifications
Limited Warranty 10 Year

Ratings and reviews

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.