IBM 85H7139 8274 500 Watt Power Supply

IBM 85H7139 8274 500 Watt Power Supply
IBM 85H7139 8274 500 Watt Power Supply
The IBM 8274 500 Watt Power Supply (part number 85H7139) delivers reliable, high-efficiency power for demanding server and mainframe environments. Designed with robust internal components and advanced protection circuitry, this unit provides stable o... Read More
price
$67.95
  • In Stock: 5
  • Manufacturer: IBM
  • Model or Part: 85H7139
  • Condition: Refurbished
  • Weight: 11.00lb
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Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Overview

The IBM 8274 500 Watt Power Supply (part number 85H7139) delivers reliable, high-efficiency power for demanding server and mainframe environments. Designed with robust internal components and advanced protection circuitry, this unit provides stable output even under fluctuating load conditions. Its compact form factor fits standard rack mounts, making it an ideal replacement or upgrade for legacy IBM systems that require consistent 500 W power delivery.

Key Features

  • Continuous 500 Watt output with low ripple and noise
  • High efficiency design reduces energy consumption and heat generation
  • Built-in over-voltage, over-current, and short-circuit protection
  • Universal input range 100-240 V AC for global compatibility
  • Fan-controlled cooling with temperature monitoring up to 85 deg C
  • Modular connectors for easy installation and service
  • Compliance with RoHS and other environmental standards

Technical Specifications

  • Model / Part Number: 85H7139
  • Maximum Power Output: 500 W
  • Input Voltage: 100-240 V AC, 50/60 Hz
  • Output Voltage: +12 V DC (5%)
  • Output Current: 41.7 A (max)
  • Efficiency: up to 88 % at full load
  • Operating Temperature: 0 to 40 deg C (ambient)
  • Storage Temperature: -20 to 70 deg C
  • Dimensions (W x H x D): 170 mm x 86 mm x 300 mm
  • Weight: approx 4.5 kg
  • Connector Type: Standard IBM server power connector

Typical Applications

  • IBM System x servers and blade chassis
  • Legacy mainframe and mid-range IBM platforms
  • High-performance computing clusters requiring stable DC power
  • Data center rack installations where space and efficiency are critical
  • Industrial control systems that use IBM hardware standards
  • Upgrade projects for older IBM equipment to improve reliability