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KHACHIMO 420W ATX power supply unit, matte black metal enclosure, rear fan grille, modular cable connectors visible

KHACHIMO

KHACHIMO 420W Power Supply AP-1421-1BA1R2 For WX4400

SKU CH-AQH5-2CBVK

420W ATX power supply tested working for WX4400 systems

  • TypeATX
  • Delivers 420 W of reliable power for the WX4400
  • Tested and verified working before shipment
  • ATX form factor fits standard chassis
  • Built with quality components for stable operation

Direct replacement for WX4400 systems

This 420W ATX power supply carries the AP-1421-1BA1R2 part number and is built specifically for the WX4400 platform. It arrives new and test-verified so it can slot straight into the original chassis without adapter cables or bracket changes.

Practical limits of the ATX form factor

The unit follows the standard ATX footprint, so it fits the mounting holes and connector layout defined by that specification. Builders needing higher wattage, redundant modules or a different form factor such as SFX will need a supply designed for those requirements.

Highlights

  • Delivers 420 W of reliable power for the WX4400
  • Tested and verified working before shipment
  • ATX form factor fits standard chassis
  • Built with quality components for stable operation

Specifications

TypeATX

Questions about this item

Which 420W unit matches the AP-1421-1BA1R2 part for a WX4400?

The YM-7421B labelled AP-1421-1BA1R2 is the 420W ATX supply built for the WX4400 chassis and carries the 3CWX4400RPSA reference.

What does the 420W rating deliver inside a WX4400 system?

It provides up to 420 watts of continuous ATX power to the motherboard, drives and add-in cards in the WX4400, and each unit is test-verified before shipping.

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