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KHACHIMO 300W ATX power supply unit, rectangular metal housing with ventilation grille

KHACHIMO

KHACHIMO 300W ATX Power Supply L300PM-00 HU300PM-00

SKU CH-W1J0-1SPQT

A 300 W ATX power supply tested and working for compatible desktop systems

  • Product typeATX
  • 300 W ATX output powers compatible desktops
  • Tested working so the unit is verified functional
  • Good quality components support reliable operation
  • Replaces L300PM-00 and HU300PM-00 part numbers

Replacement ATX PSU for legacy systems

This 300W ATX power supply carries part numbers L300PM-00 and HU300PM-00. It is intended for technicians restoring or maintaining compatible desktop units. The unit is supplied new and has been tested working.

Matching part numbers confirm fit

Compatibility depends on matching the original part numbers 390 790 990 3010 7010 9010MT exactly. Verify these codes against the label on the unit being replaced before purchase.

How it compares

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

Price $75.99
Cheaper than about 77% 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

How does the 300 W rating translate to everyday desktop use?

A 300 W ATX unit can reliably run a typical office PC with integrated graphics, a single SSD and a modest CPU without hitting its limits.

What does the ATX form factor mean for case and motherboard compatibility?

The ATX form factor fits standard ATX cases and motherboards, so it mounts in most full-size and mid-tower chassis with the usual 24-pin and CPU power connectors.

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