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Grey ATX power supply unit with single fan

Replace Power

Replace Power RPSU-C99-70 420W ATX power supply

SKU CH-5QNQ-0K7YX MPN RPSU-C99-70

420W ATX power supply with 20+4 pin, 12V ATX, SATA and Molex connectors for eMachines T6532 T6534 T6536 T6524 T6528 T6540

  • ColorGrey
  • TypeATX
  • Fans1
  • Weight0.1
  • Delivers 420W for stable desktop operation
  • Single fan keeps temperatures low during use
  • 20+4 pin motherboard connector fits 20 and 24 pin boards
  • SATA power lead included for modern drives
  • Multiple Molex connectors support legacy peripherals

420W ATX Replacement PSU

The Replace Power RPSU-C99-70 is a 420W ATX power supply designed as a direct replacement for eMachines T6532, T6534, T6536, T6524, T6528 and T6540 systems. It delivers standard ATX power through a single fan cooled grey chassis weighing 0.1 units. The unit suits owners of those specific legacy desktops needing a new power module to restore operation.

Replaces Failed OEM Units

This supply replaces the original factory power module in the listed eMachines models when that unit fails or becomes unstable. The jump is worth it when the existing PSU no longer holds voltage under load or has damaged connectors. It is not for builders assembling new systems requiring modern standby support or higher efficiency ratings absent from this design.

420W Capacity With Legacy Connectors

The 420W rating comfortably handles the original system components including motherboard, drives and peripherals attached via the provided 20+4 pin, 12V ATX, SATA, Molex and floppy connectors. It runs out when asked to power modern discrete graphics cards or high core count CPUs that demand supplemental PCIe power connectors not present on this unit.

Highlights

  • Delivers 420W for stable desktop operation
  • Single fan keeps temperatures low during use
  • 20+4 pin motherboard connector fits 20 and 24 pin boards
  • SATA power lead included for modern drives
  • Multiple Molex connectors support legacy peripherals

Specifications

BrandReplace Power
ModelRPSU-C99-70
ColorGrey
TypeATX
Fans1
Weight0.1

Questions about this item

Will the 420W ATX unit fit the standard mounting holes in an eMachines T6532 chassis?

Yes, it is built as a direct ATX replacement for the eMachines T6532 T6534 T6536 T6524 T6528 T6540 so the screw pattern and overall depth match the original power supply.

What is the most common mistake when connecting the 20+4 pin and 12V ATX cables during installation?

Builders often leave the 4-pin section of the 20+4 connector unattached on a 24-pin motherboard or forget to seat the separate 12V ATX plug, both of which prevent the system from posting.

Which cable or component is most likely to need replacement after several years of use?

The single cooling fan is the only moving part; bearing noise or reduced airflow typically appears first, so plan to swap the fan if it becomes loud or stops spinning.

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