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Power supplies

GX Gold 1250 ATX 3.1 power supply

Model GX Gold 1250 ATX 3.1
Also listed as
MPE-C501-AFCAG-3E

1250 W power supply with 80 PLUS Gold certification and fully modular cables. It follows ATX Rev. 3.1 and is cooled by a 140 mm dual ball bearing fan.

Rated power
1250 W
Efficiency
80 PLUS Gold
Cables
Fully modular
Standard
ATX Rev. 3.1
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Overview Specifications Media Compatibility Support
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Overview

Highlights

  • 80 PLUS Gold certified
  • Japanese capacitors
  • 140 mm fan
  • Rated for operation from 0 to 50°C
  • Fully modular cables
  • 10-year warranty

Output and connectors

Rated output
1250 W
Efficiency
80 PLUS Gold ≥90% @ Typical Load
Cabling
Modular
Standards
  • ATX 3.1
Connectors
  • 6 x 12V-2
Fan
140 mm
Protections
OVP, OPP, SCP, OCP, UVP, OTP, Inrush Protection
AC input
100 to 240V

At a glance

Wattage
1250 W
Efficiency
80 Plus Gold
Cabling
Modular
Full specifications

Specifications

General

Model number
MPE-C501-AFCAG-3E
Series
GX Series
Form factor
ATX
ATX version
ATX Rev. 3.1
Modular
Fully Modular
Dimensions (L x W x H)
180 x 150 x 86 mm
Warranty
10 Years

Power

Rated power
1250 W
PFC
Active PFC
Input voltage
100-240V
Input current
15-7A
Input frequency
50-60Hz
Efficiency
≥90% @ Typical Load
80 PLUS rating
80 PLUS Gold
ErP 2014 Lot 3
Yes
Power good signal
100-150 ms
Hold-up time
≥16ms at 100% Load

Connectors

ATX 24 Pin
1
EPS 4+4 Pin
1
EPS 8 Pin
1
SATA
12
Peripheral 4 Pin
4
PCI-e 6+2 Pin
3
12V-2x6
1

Cooling

Fan size
140mm
Fan bearing
Two Ball Bearing

Reliability and compliance

MTBF
>100,000 Hours
Operating temperature
0-50°C
Protections
OVP / OPP / SCP / OCP / UVP / OTP / Inrush Protection
Regulatory
TUV, cTUVus, CE, FCC, BSMI, CCC, EAC, RCM, UKCA, BIS

Specifications are taken from the manufacturer's published information and may change. Confirm critical values with our sales desk before ordering.

Cooler Master product page

Media

Photos 3

Downloads

Official information

Cooler Master product page for GX Gold 1250 ATX 3.1 coolermaster.com

Compatibility

Graphics cards

Cards whose recommended power supply is 1250 W or less, per the card specifications.

All 68 graphics cards

Cabinets

Cabinets whose specifications list a standard ATX power supply mount.

All 10 cabinets

Parts to plan with this power supply

Check sockets, memory type, power connectors and dimensions against the specifications before ordering, or ask our sales desk to confirm a build.

Support

Warranty and repairs

Warranty is as per Cooler Master’s terms for this model. For products bought from us, call our service team with the invoice number, the model and the product’s serial number.

From Cooler Master

Practical notes

  1. Do not mix modular cables between different power supply models.
  2. Check the PCIe and CPU power connectors your build needs.

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Share the quantity and delivery location for GX Gold 1250 ATX 3.1. Our sales desk replies with price and availability, subject to stock.

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Pairs with

Cooler Master GX Gold 1250 ATX 3.1 1 / 3