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EN-Labs

EN-Labs IDE2ATXP46 4-pin Molex to CPU power adapter cord 8 inch 18AWG

SKU CH-78E2-DE1TR

Converts a 4-pin Molex LP4 connector to a 4-pin ATX 12V CPU power plug using 18AWG copper conductors over 8 inches

  • TypePower
  • ColorMulti-Color
  • Length6" - 10"
  • SpecificationsType: ATX P4 4pin CPU power adapter cableWire Gauge: 18AWG C
  • Connector Number2
  • Terminal GenderMale to Female
  • Converts a Molex LP4 connector to a 4-pin ATX 12V CPU power plug
  • 8 inch cable length keeps routing tidy inside the case
  • 18AWG copper conductors deliver reliable 12 V power to the motherboard
  • Male-to-male design plugs directly into the PSU and motherboard headers
  • Designed specifically for motherboard CPU power, not for graphics cards or other devices

EN-Labs Molex to ATX P4 adapter

This EN-Labs adapter converts a standard 4-pin Molex LP4 connector from a power supply into a 4-pin ATX 12V P4 plug for a motherboard CPU socket. It uses 18AWG copper conductors and measures 8 inches end to end. The cable is designed solely for motherboard CPU power delivery.

Replaces a missing native P4 lead

Use this cord when a power supply lacks a dedicated 4-pin CPU connector but has spare Molex plugs available. The upgrade is worth it for older boards that require the P4 auxiliary feed and for test benches where a permanent ATX harness is not fitted. It does not replace an 8-pin EPS connector or serve graphics cards.

Limited to 12 V DC over two 12 V pins

The ATX P4 standard carried on this cable supplies 12 V DC through only two 12 V pins and two ground pins. It cannot deliver the current required by modern multi-phase CPU VRMs or by any PCIe graphics adapter. Builders needing higher wattage or an 8-pin EPS interface must use a power supply with native cables.

Highlights

  • Converts a Molex LP4 connector to a 4-pin ATX 12V CPU power plug
  • 8 inch cable length keeps routing tidy inside the case
  • 18AWG copper conductors deliver reliable 12 V power to the motherboard
  • Male-to-male design plugs directly into the PSU and motherboard headers
  • Designed specifically for motherboard CPU power, not for graphics cards or other devices

Specifications

BrandEn-Labs
ModelIDE2ATXP46
TypePower
ColorMulti-Color
Length6" - 10"
SpecificationsType: ATX P4 4pin CPU power adapter cableWire Gauge: 18AWG CopperCable Length: 8 inchConnector A: 1 x Molex 4 pin LP4 MaleConnector B: 1 x 4pin P4 ATX 12V MaleVoltage:12V DC
Connector Number2
Terminal GenderMale to Female
FeaturesInternal Computer power supply adapter to convert 4 pin Molex connectors to 4 pin connector needed to power P4 CPU on motherboard
Convert your ATX PSU 's 4-pin Molex LP4 Power connector to be used with CPU on motherboard that requires an 4-pin ATX 12V P4 connector
18AWG copper conductors for reliable and durable connecting

Questions about this item

What clearance does the 8-inch cable need between the Molex connector and the CPU socket?

The 8-inch length is measured end-to-end, so allow at least that much straight-line space between the PSU Molex port and the motherboard 4-pin ATX12V header.

Which way round do the male Molex LP4 and male ATX P4 plugs go, and what is the common mistake?

Both connectors are keyed; the Molex LP4 plugs into the PSU peripheral lead and the ATX P4 plugs into the motherboard CPU header — the error is forcing a graphics-card 6-pin or 8-pin socket instead.

When should the adapter be replaced, and what wear shows it is due?

Replace if the 18AWG copper conductors show cracked insulation, melted plastic at either 4-pin housing, or intermittent 12V delivery that causes CPU power loss.

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