DC Male 5.5mm, 2.5mm ID to Female 5.5mm, 2.1mm ID Female Adapter

DC Male 5.5mm, 2.5mm ID to Female 5.5mm, 2.1mm ID Female Adapter

DC Power Adapter 5.5mm x 2.5mm Male Plug to 5.5mm x 2.1mm Female Jack for Universal Laptop Interface Power Cable Connector

This product is commonly used with the products below to adapt from larger 2.5mm Inner Diameter for 5.5mm DC Port to 2.1mm Inner Diameter:

Inline 8800mAh Router UPS Rechargeable Battery Backup with POE 15/24v RJ45 Port

The USB Extensions and splitter cables below can be used with this adapter:

2 Meter Router DC Extension Power Cable | Male DC to Female DC | 5 volt – 12 volt

1×4 DC CCTV Power Splitter Cable 1 x Female to 4 x Male DC Connectors