9v Battery Eliminator (9v Battery Eliminator Connector) - Convert 9-Volt Battery Powered Electronic Devices to Connect to a Wall Power Adapter



Important:  9v AC/DC Wall Adapter is not included. This reverse polarity, tip negative connector is only compatible with tip negative adapter units sold separately. This connector will NOT work with most standard adapters which are tip positive. We sell standard tip positive equipment as well.

9v (9-Volt) Battery Eliminator Adapter Conversion Connector Only
5.5mm Female DC Barrel Connector to 9-Volt Battery Snap Connector to be used with a 9v AC/DC adapter (sold separately or available as kit).
Must be used with tip negative 9v Adapter with 5.5mm x 2.1mm DC Barrel Connector


  • 9v (9-Volt) Battery Eliminator Adapter Conversion Connector Only by ProTechTrader
  • 5.5mm Female DC Barrel Connector to 9-Volt Battery Snap Connector to be used with a 9v AC/DC adapter
  • AC/DC Adapter Is sold separately or available as a kit with the battery snap connector conversion adapter.
  • Designed to work with a tip negative (center / middle DC connector negative polarity only) - This is required for correct polarity to replace standard 9-volt batteries (aka Transistor Radio Battery, Smoke Alarm Battery, PP3, 6LR61 or 1604A)
  • Please note depending on your device you may have to leave the battery cover off, or make a very small notch in the plastic if needed for the wire to come through