General Information

• Manufacturer: Cooler Master Co., Ltd
• Brand Name: Cooler Master
• Manufacturer Part Number: MPX-8503-AFAG-2BUV
• Product Line: MWE Gold
• Product Model: MPX-8503-AFAG
• Product Name: MWE Gold MPX-8503-AFAG 850W Power Supply
• Product Type: Power Supply

Marketing Information:

• BUILT TO LAST
• The GX II Gold brings a new standard of durability and efficiency to Cooler Master's lineup of power supply units combined with ATX 3.1 support.
• ATX 3.1 SUPPORT & A DURABLE 12V-2x6 CABLE
• Includes ATX 3.1 support and a 90-degree 12+4pin (12V-2x6) PCIe 5.1 connector featuring higher electrical durability, lower temperatures, and improved safety.
• CERTIFIED EFFICIENCY
• The GX II Gold is certified to achieve more than 90% efficiency at typical loads.
• SILENT FAN PERFORMANCE WITH A ZERO-RPM MODE
• A zero-RPM default mode automatically turns the fan on when your PC reaches a specific temperature.
• SEPARATED THERMAL TECHNOLOGIES
• Separated thermal technologies provide improved thermal performance and a large, high-quality Japanese capacitor features reduced ripple noise and enhanced reliability.
• FULLY MODULAR CABLING

• Modular cabling reduces clutter, increases airflow, and improves overall thermal performance.

Technical Information

• Specification Compliance: ATX12V v3.1
• Efficiency: 90%
• Power Factor Correction (PFC): Active
• Number of Fans: 1
• Fan Bearing Type: Fluid Bearing
• Fan Diameter: 120 mm
• Protection Type:
  • Over Voltage
  • Over Power
  • Over Temperature
  • Short Circuit
  • Over Current
  • Under Voltage
  • Surge
  • Inrush Current
• Modular: Yes

Reliability

• MTBF: 100000 Hour

Power Description

• Number of +12V Rails: 1
• Input Voltage:
• 120 V AC
• 230 V AC
• Output Voltage:
• 3.3 V DC
• 5 V DC
• 12 V DC
• -12 V DC
• 5 V SB
• Output Voltage Detail:
• 3.3 V DC @ 20 A
• 5 V DC @ 20 A
• -12 V DC @ 0.3 A
• 5 V DC @ 3 A
• 12 V DC @ 70.8 A
• Output Power: 850 W
• Input Frequency: 60Hz

Interfaces/Ports

• Number of SATA Power Connectors: 6
• PCI Express Connector: Yes
• Number of (6+2 pin) PCI Express Power Connectors: 4
• Number of (4+4 pin) CPU Power Connectors: 1

Environmental Conditions

• Minimum Operating Temperature: 32°F (0°C)
• Maximum Operating Temperature: 104°F (40°C)

Physical Characteristics

• Form Factor: ATX

Miscellaneous

• Certifications & Standards:
  • cTUVus
  • TUV
  • CE
  • FCC
  • BSMI
  • CCC
  • EAC
  • RCM
  • UKCA
  • BIS
  • KC

Energy Efficiency Certification: 80 Plus Gold

Energy Efficiency Compliance:

• Energy-related Products Directive Lot 3 (ErP Lot 3)

Environmental Compliance:

• Restriction of Hazardous Substances (RoHS) 2
• Waste Electrical and Electronic Equipment Directive (WEEE)
• China Restriction of Hazardous Substances (China RoHS)

Warranty

• Limited Warranty: 10 Year from Cooler Master

Shipping Notes:

All our products are normally shipped within 1-2 business days from any of our warehouse locations below:

• Monrovia, CA 91016 (Most usual)
• Fresno, CA 93725
• Newman, GA 30265
• Bolingbrook, IL
• Middletown, PA 17057
• Harrisburg PA 17112

International orders may take an additional 2 to 3 days.

California Prop 65 Warning. This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. 

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