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Black rectangular AC adapter with barrel tip connector

ABLEGRID

ABLEGRID AA-121AD AC Adapter for ZyXEL 30-123122201B 30123122201B

SKU CH-SY1R-Z69WQ MPN AA-121AD

Replacement AC adapter for ZyXEL 30-123122201B with 100-240V input, CE/FCC/RoHS certified and over-voltage protection

  • Battery TypeUPS
  • Worldwide AC input from 100 to 240 volts
  • Works with 50 to 60 hertz mains frequency
  • Over-voltage and over-heat protection built in
  • 981 percent compatibility with ZyXEL 30-123122201B
  • CE FCC RoHS certified for safety

Compatible ZyXEL Power Adapter

The ABLEGRID AA-121AD is a non-OEM AC adapter built to replace the ZyXEL 30-123122201B and 30123122201B power supplies. It delivers DC output through a barrel tip connector and includes over-voltage and over-heat protection. The unit carries CE, FCC and RoHS certifications.

Barrel Tip Connector Sizing

The single specification that determines fit is the barrel tip connector size, which must match the original ZyXEL unit exactly. The adapter accepts worldwide AC input from 100-240V at 50-60Hz. Buyers should verify the DC output voltage and tip dimensions before ordering.

For Direct Replacement Only

This adapter suits owners of the listed ZyXEL models who need a certified replacement charger with the same barrel tip interface. It is not suitable for devices requiring a different connector type, alternative DC voltage, or proprietary multi-pin power inputs. Users needing simultaneous charging of multiple devices should look elsewhere.

Highlights

  • Worldwide AC input from 100 to 240 volts
  • Works with 50 to 60 hertz mains frequency
  • Over-voltage and over-heat protection built in
  • 981 percent compatibility with ZyXEL 30-123122201B
  • CE FCC RoHS certified for safety

Specifications

BrandABLEGRID
Battery TypeUPS

Questions about this item

What does the 981% compatibility figure mean when I plug this adapter into my ZyXEL device?

The 981% compatibility rating indicates this AA-121AD adapter is engineered to match the original ZyXEL 30-123122201B charger specifications for reliable power delivery.

The adapter accepts AC 100-240V at 50-60Hz — what does that input range cap in real-world use?

The wide AC 100-240V, 50-60Hz input allows the adapter to operate on mains power worldwide without a separate voltage converter.

The connector is listed as a Barriel Tip — what should I check to ensure it fits my ZyXEL unit?

Verify the DC output voltage and the barrel tip dimensions on your original ZyXEL 30123122201B charger match this adapter before ordering.

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