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KHACHIMO MRW-6420P-R Emacs 420W ATX power supply unit

KHACHIMO

KHACHIMO MRW-6420P-R Emacs 420W power supply

SKU CH-S89Z-RMA8Z

A 420 W ATX power supply tested working and ready for a desktop build

  • Product typeATX
  • 420W output powers standard desktop builds
  • ATX form factor fits typical chassis layouts
  • Tested working ensures reliable operation
  • Good-quality components support stable delivery

KHACHIMO MRW-6420P-R Emacs 420W ATX power supply

This 420W ATX unit delivers standard power for entry-level desktop builds. It suits office PCs, basic home systems or older hardware replacements where peak draw stays well below the rated maximum. The supply is new and tested working by the manufacturer. It provides a straightforward replacement for a failed or noisy original unit.

Capacity and headroom for 420W continuous output

The 420W rating covers typical mid-range CPUs and integrated graphics or low-profile discrete cards. Headroom shrinks quickly with high-end GPUs, overclocked processors or multiple drive arrays. Builders planning modern gaming cards or workstation loads should look for a higher-wattage model. This unit runs out of safe overhead once total system draw approaches its continuous limit.

How it compares

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

Price $161.99
Pricier than about 55% of the 10,869 comparable items (median $142.99).

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Specifications

Product
Product typeATX

Questions about this item

Will the 420W ATX unit power a system that keeps an older motherboard with a 20-pin main connector?

The supply follows the ATX form factor, so it provides the standard 20+4 pin main connector that fits both 20-pin and 24-pin motherboard sockets.

How can I confirm the MRW-6420P-R is delivering stable power after installation?

The unit was test-working before shipping; once installed, verify operation by checking that the system posts, the fan spins, and voltages in BIOS or monitoring software read within normal ATX tolerances.

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