Dell 500W 80 PLUS Platinum Power Supply (5K7J8)

When a Dell OptiPlex or Precision workstation shuts down unexpectedly or refuses to boot, the culprit is often a failing power supply. The Dell 500W 80 PLUS Platinum Power Supply (5K7J8) restores reliable, efficient power to compatible Dell tower systems, ensuring your business-critical desktop runs without interruption.

Who is it for

IT administrators and service technicians maintaining Dell OptiPlex 7000 Series or Precision 3000 Series desktops. This unit is a direct replacement for the original Dell 500W Platinum power supply, offering the same proprietary form factor and connectors for a hassle-free install.

Main features

• 500W total output with 80 PLUS Platinum efficiency, reducing energy waste and operating costs.
• Proprietary Dell design: 24-pin ATX and 8-pin ATX12V connectors wired specifically for Dell systems—not a standard ATX PSU.
• Active cooling with a single fan for quiet, reliable operation.
• Comprehensive protection: Over-Voltage Protection (OVP), Over-Current Protection (OCP), and Short-Circuit Protection (SCP).
• Supports a range of Dell business desktops, including OptiPlex 7010, 7020, 7090, and Precision 3460, 3660.

Specifications

• Power Output: 500 W
• Efficiency Rating: 80 PLUS Platinum
• Input Voltage: 100-240 V AC
• Input Frequency: 50/60 Hz
• Form Factor: Proprietary Dell
• Main Power Connector: 24-Pin ATX (Proprietary Dell wiring)
• CPU Power Connector: 8-Pin ATX12V (Proprietary Dell wiring)
• SATA Power Connectors: 4-6
• PCIe Power Connectors: 1x 6+2 Pin
• Cooling: Active (Single Fan)
• Compatibility: Dell OptiPlex 7000 Series, Dell Precision 3000 Series (e.g., 3460, 3660, 7010, 7020, 7090)
• Dell Part Number (DP/N): 5K7J8
• Alternate Part Numbers: L500EPM-00, D500EPM-00, H500EPM-00
• Protection Features: OVP, OCP, SCP

Tips

Before ordering, confirm your Dell desktop model is listed in the compatibility list. This power supply uses proprietary Dell connectors; do not attempt to use it with standard ATX motherboards. For a smooth replacement, note the cable routing and connector positions before removing the old unit.