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Rectangular metal ATX power supply unit with ventilation grille and label showing 420W rating

KHACHIMO

KHACHIMO AX4-5 420W ATX Power Supply FPA550E

SKU CH-RCF6-PD75M

A 420 W ATX switching power supply tested for reliable operation

  • Product typeATX
  • ATX form factor fits standard desktop cases
  • 420 W output powers mid-range components reliably
  • Tested working so it arrives ready to install
  • Good quality construction supports stable daily operation

AX4-5 420W ATX Power Supply

The KHACHIMO AX4-5 is a 420W ATX switching power supply built to the FPA550E design. It is intended for desktop systems that require a standard ATX form-factor unit with a 420W output rating. The unit has been tested working and is supplied new.

Verify ATX compatibility and power needs

Confirm that your case and motherboard accept a standard ATX power supply and that the 420W capacity matches the total draw of your components. Check that the available connectors suit your CPU, GPU and storage devices before ordering.

How it compares

Measured against everything we stock in ATX Desktop Power Supplies, at today’s prices. Recalculated every night.

Price $333.99
Pricier than about 81% of the 10,869 comparable items (median $142.99).

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Specifications

Product
Product typeATX

Questions about this item

Does the AX4-5 420W ATX power supply include all cables needed for a standard PC build?

The unit ships as a tested working power supply; any additional cables or adapters required for your specific motherboard and components must be sourced separately.

Which part number should I match when replacing a Dell FPA550E supply — 856-851288-101 or 856-851288-001?

Both 856-851288-101 and 856-851288-001 are listed for this AX4-5 420W model; verify the exact label on your original unit to confirm the correct match.

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