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Rectangular ATX power supply unit with metal casing and cooling fan visible

KHACHIMO

KHACHIMO SSG520 SSG550 420W ATX Power Supply YM-7421E

SKU CH-JY94-WEN7N

ATX switching power supply delivering 420 W for SSG520 and SSG550 systems with YM-7421E model

  • TypeATX
  • 420 W continuous output powers standard ATX builds
  • Tested working before dispatch for reliable operation
  • Good quality components support stable voltage delivery
  • YM-7421E model fits SSG520 and SSG550 systems

KHACHIMO 420W ATX Power Supply

The KHACHIMO SSG520 SSG550 YM-7421E is a 420 watt ATX power supply tested for reliable operation. It suits builders assembling or repairing standard desktop systems that require a straightforward replacement unit.

Direct replacement for failed 420W ATX units

This unit replaces an existing 420 watt ATX supply when the original fails or shows instability. The jump is worth it when the current unit no longer delivers consistent power or has reached the end of its service life.

商品特色

  • 420 W continuous output powers standard ATX builds
  • Tested working before dispatch for reliable operation
  • Good quality components support stable voltage delivery
  • YM-7421E model fits SSG520 and SSG550 systems

商品規格

TypeATX

商品問答

Will the ATX form factor of this 420W unit fit my standard case?

Yes, it follows the ATX form factor so it mounts in any standard ATX case using the usual four screw holes.

What is the key step when installing the YM-7421E that people often miss?

After securing the unit, connect the 24-pin ATX motherboard plug and the 4-pin or 8-pin CPU power cable before closing the case.

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