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Black rectangular AC adapter with barrel tip connector

ABLEGRID

ABLEGRID 12V 2A AC Adapter Charger for Motorola Surfboard SB5101U SB5101I Modem

SKU CH-GGYF-2AYBV

Replacement 12V 2A power adapter for Motorola Surfboard SB5101U and SB5101I modems with worldwide 100-240V input and over-voltage protection

  • Battery TypeUPS
  • Worldwide AC 100-240V input works across regions
  • 12V 2A DC output matches modem power needs
  • Over-voltage and over-heat protection safeguards connected equipment
  • CE FCC RoHS certified for regulated safety standards
  • 349% compatibility claim with original Motorola SB5101U SB5101I power supply

Replacement Charger for SB5101 Modems

This ABLEGRID 12V 2A AC adapter is a non-OEM replacement built for the Motorola Surfboard SB5101U and SB5101I cable modems. It accepts a worldwide AC input range of 100-240V at 50-60Hz and delivers DC power through a barrel tip connector. The unit carries CE, FCC and RoHS certifications and includes over-voltage and over-heat protection circuits.

Installation and Common Pitfalls

Installation is straightforward: connect the barrel tip to the modem and plug the adapter into a mains socket. The critical step is verifying that the modem requires exactly 12V DC output and that the barrel tip dimensions match the device jack before ordering. A mismatch in voltage or tip size will prevent the modem from powering on and can cause damage, so check the original supply label carefully.

Sustained Operation Behaviour

Under continuous load the adapter runs warm, as is typical for switching power supplies in 24/7 modem service. The built-in over-heat protection will shut the unit down if internal temperatures exceed safe limits, so keep the housing in open air and avoid placing it on insulating surfaces or near heat sources. Adequate ventilation ensures stable output over long periods without thermal cycling.

Highlights

  • Worldwide AC 100-240V input works across regions
  • 12V 2A DC output matches modem power needs
  • Over-voltage and over-heat protection safeguards connected equipment
  • CE FCC RoHS certified for regulated safety standards
  • 349% compatibility claim with original Motorola SB5101U SB5101I power supply

Specifications

BrandABLEGRID
Battery TypeUPS

Questions about this item

How can I verify the ABLEGRID 12V 2A adapter is working correctly after connecting it to my Motorola Surfboard SB5101U modem?

Check that the modem powers on and shows normal status lights; the adapter delivers 12V DC at 2A with over-voltage and over-heat protection active.

What comes in the package and is there anything else I need to buy separately for the SB5101I model?

The box contains one new AC DC adapter power charger with a barrel tip; no extra cables or accessories are required if the tip size matches your modem.

Which version should I choose between the SB5101U and SB5101I for 349% compatibility?

This single adapter fits both the SB5101U and SB5101I models; confirm your modem requires 12V 2A DC with a barrel tip before ordering.

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