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8-inch 8-pin PCIe male-to-female power extension cable, 18 AWG copper, 20cm length

JacobsParts Inc.

JacobsParts Inc. 8-Inch 8-Pin PCI Express Power Extension Cable computer power cord

SKU CH-Z2FD-7R6MJ

Extends a graphics card power connection by 20 cm using 18 AWG copper wire

  • Length8
  • Connector Number8
  • Connector Detail8 Pin PCI Express
  • Terminal GenderMale to Female
  • Extends GPU power reach by 20 cm
  • 18 AWG copper wire delivers stable current
  • Male-to-female 8-pin PCIe connectors fit existing cables
  • Compact 8-inch length reduces internal clutter
  • New condition ensures reliable performance out of the box

Power Extension for Graphics Cards

This 8-pin PCI-Express extension cable connects a power supply to a graphics card when the standard lead falls short. It uses 18 AWG copper wire to maintain safe and reliable power delivery over the added distance. The male-to-female design plugs directly into the existing PSU cable and the GPU socket. It suits builders routing cables behind a motherboard tray or fitting a card in a larger chassis.

Thermals and Power Handling

The 18 AWG copper conductors are rated for the current carried by an 8-pin PCIe connection without excessive voltage drop. Because the cable adds only 20 cm to the circuit, resistance remains low and waste heat is minimal during normal gaming or compute loads. No active cooling is required and the cable runs silently. The flexible jacket eases routing without kinking, which helps maintain consistent contact resistance.

Sustained Load Behaviour

Under continuous heavy draw the copper cores and connectors stay within safe temperature limits for the specification. The short 8-inch length prevents the cumulative resistance that can cause instability on longer extensions. Secure pin retention on both ends avoids intermittent contact during thermal cycling. The cable is not intended to replace a missing PSU connector or to daisy-chain multiple high-power devices.

Highlights

  • Extends GPU power reach by 20 cm
  • 18 AWG copper wire delivers stable current
  • Male-to-female 8-pin PCIe connectors fit existing cables
  • Compact 8-inch length reduces internal clutter
  • New condition ensures reliable performance out of the box

Specifications

BrandJacobsParts
Length8
Connector Number8
Connector Detail8 Pin PCI Express
Terminal GenderMale to Female

Questions about this item

How do I connect the 8-pin male-to-female PCIe extension to my graphics card and power supply?

Plug the male 8-pin end into the PSU cable and the female 8-pin end into the graphics card socket, ensuring both connectors click fully into place.

Will the 18 AWG copper wire degrade or require replacement over time?

The 18 AWG copper conductors are rated for continuous PCIe power delivery and do not have a scheduled replacement interval under normal use.

At what point does the 8-inch length limit routing options in a large case?

The 20 cm extension adds limited reach; if the PSU-to-GPU path exceeds this distance the cable will not span the gap.

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