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KHACHIMO ATX 300 W power supply unit, metal casing

KHACHIMO

KHACHIMO PCSA-300P-X2S 300 W ATX power supply

SKU CH-6EJC-GW3N7

A 300 W ATX power supply tested and confirmed working, first listed in 2024

  • Product typeATX
  • ATX form factor fits standard chassis
  • 300 W output powers typical office builds
  • Tested working before shipment
  • Good-quality components support reliable operation
  • First listed by manufacturer in 2024

Purpose and fit

The KHACHIMO PCSA-300P-X2S is a 300 W ATX power supply built as a direct replacement for NIPRON DC units. It suits system integrators and technicians who need a tested, working PSU for legacy or specialised chassis that require this specific form factor and connector layout.

Before ordering

Verify that the existing chassis accepts a standard ATX power supply and that the NIPRON DC pin-out matches the replacement cable harness. Confirm the 300 W rating covers the combined load of the motherboard, drives and any expansion cards in the target build. Check that the physical mounting points align with the case screw pattern used by the original unit.

Thermals, noise and power

The unit delivers up to 300 W of continuous DC power under normal operating conditions. Cooling is handled by the internal fan, which spins according to load and ambient temperature. Acoustic output remains typical for a supply of this class when installed in a ventilated enclosure. Efficiency follows the standard ATX profile for a 300 W design.

How it compares

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

Price $241.99
Pricier than about 71% of the 10,869 comparable items (median $142.99).

New to this? Buying PC parts with Monero — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Product typeATX

Questions about this item

Does the PCSA-300P-X2S come with mounting screws and power cables, or must they be purchased separately?

The unit is supplied as a standalone ATX power supply; mounting screws and any additional cables are not included and must be sourced separately.

Which version of the KHACHIMO PCSA-300P-X2S should I choose for a standard desktop build?

Only the single 300 W ATX version exists, so there is no capacity choice to make for this model.

What does the 300 W rating mean when the supply is installed in a working PC?

It indicates the maximum continuous DC output the unit can deliver across its rails under normal operating conditions.

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