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Black rectangular AC adapter with barrel tip connector and power cord

ABLEGRID

ABLEGRID AC Adapter for Seagate ST300003U2 Charger

SKU CH-00YS-KKW1K

Replacement AC adapter for the Seagate ST300003U2 external hard drive, accepting 100-240 V worldwide input and delivering DC output with a barrel tip

  • Battery TypeUPS
  • Worldwide AC 100-240 V input suits global use
  • 50-60 Hz frequency matches mains supply everywhere
  • 580 % compatibility claim backs reliable replacement fit
  • Over-voltage and over-heat protection safeguards connected hardware
  • CE FCC RoHS certified for regulated safety compliance

ABLEGRID AC Adapter for Seagate ST300003U2

This replacement power supply delivers DC output through a barrel tip connector for the specified Seagate external hard drive. It accepts worldwide AC input from 100 to 240 volts at 50 to 60 hertz. The unit includes over-voltage and over-heat protection circuits. It is a non-OEM accessory certified to CE, FCC and RoHS standards.

Suits owners needing a spare or replacement charger

Buyers who need a different output voltage, a different connector size or an original Seagate branded unit should look elsewhere. The adapter is designed only for devices matching the listed DC output and barrel tip dimensions. It does not support other power requirements or connector types.

Barrel tip connector size decides fit

The physical tip diameter and polarity must match the drive's power jack exactly for safe operation. Verify the required DC output rating and connector measurements against the original adapter before purchasing. An incorrect tip will prevent connection or risk damage to the external drive.

Highlights

  • Worldwide AC 100-240 V input suits global use
  • 50-60 Hz frequency matches mains supply everywhere
  • 580 % compatibility claim backs reliable replacement fit
  • Over-voltage and over-heat protection safeguards connected hardware
  • CE FCC RoHS certified for regulated safety compliance

Specifications

BrandABLEGRID
Battery TypeUPS

Questions about this item

Will the barrel tip need replacing after extended use?

The barrel tip is fixed on the cable; if the connector wears or the tip bends the whole adapter must be replaced.

What limit appears first when the adapter runs continuously?

Sustained load will trigger the built-in over-heat protection before the over-voltage circuit activates.

How much heat or fan noise does the unit produce during all-day operation?

There is no fan; the adapter relies on passive cooling, so it runs silently but the case becomes warm to the touch.

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