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Grey ATX power supply unit with single fan and 20+4 pin connector

Replace Power

Replace Power AP-MPS3ATX30-20 power supply 300W ATX

SKU CH-R23B-FEQ6C MPN AP-MPS3ATX30-20

A 300 W ATX power supply with a 20+4-pin motherboard connector, a 4-pin CPU connector, two peripheral connectors, one floppy connector and three SATA connectors

  • Fan configuration1
  • Product colorGrey
  • Product typeATX
  • Product weight0.1
  • 300W steady power for reliable system operation
  • 20+4-pin ATX connector fits modern motherboards
  • 4-pin ATX12V connector supports CPU power needs
  • Three SATA power connectors drive multiple storage devices
  • Over-voltage protection guards components against spikes

Direct replacement unit

This Replace Power supply is built as a drop-in substitute for the Ac Bel pc6001 and Astec SA302-3515 units. It delivers 300W through a standard ATX form factor and a single 20+4-pin motherboard connector. Grey housing and one fan complete the package.

Suits legacy system repairs

The unit fits owners who need to revive a desktop that originally shipped with the Ac Bel or Astec models listed. It provides one 4-pin ATX12V connector, two peripheral leads, one floppy lead and three SATA power connectors. Builders requiring additional PCIe power leads or higher wattage should look at other options.

300W ATX output rating

The 300W rating is the single figure that determines whether this supply can support the installed components. Over-voltage protection and low ripple and noise output are included to protect connected hardware.

How it compares

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

Price $60.99
Cheaper than about 85% of the 10,869 comparable items (median $142.99).

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Specifications

Product
Brand nameReplace Power
Model nameAP-MPS3ATX30-20
Product colorGrey
Product typeATX
More details
Fan configuration1

Questions about this item

Which connector mix does this 300W ATX unit provide for a typical build?

It ships with one 20+4-pin ATX motherboard connector, one 4-pin ATX12V CPU connector, two peripheral connectors, one floppy connector and three SATA power connectors.

What does the 300W rating actually deliver inside a working PC?

The unit supplies a continuous 300W total output with high efficiency and low ripple and noise, and includes over-voltage protection for stable rail voltages.

How does the ATX form factor limit installation options?

The standard ATX footprint and single fan design fit most tower chassis that accept ATX power supplies, using the supplied 20+4-pin motherboard connector.

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