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Amazon.com: 5.5MM x 2.1MM 10Pack Male DC Power Plug Power Jack Adapter Connector&5.5MM x 2.1MM Female Dc Power Jack 3Pin Panel Mount Connector&10Pack Dustproof Plug, Lsgoodcare : Electronics
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Amazon.com: 8Pack Female DC Threaded Barrel Jack Panel Adapter 5.5mm x 2.1mm Connector, 18AWG Wire DC Power Jack Panel Mount Socket 2 Pin Solder Type with Dustproof Plug,for MP3 Phone Audio Video
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3.5mm / 1.1mm to 5.5mm / 2.1mm DC Jack Adapter : ID 4287 : $1.50 : Adafruit Industries, Unique & fun DIY electronics and kits
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Round Panel Mount 5.5mm/2.1mm DC Barrel Jack Extension Cable [30cm long] : ID 5607 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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Female DC Power Jack Screwless Quick Wire Connector 5.5mm x 2.1mm for 12V/24V LED Strip and Electronics - $0.79 - JacobsParts Inc
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Anderson Powerpole : 2.1mm x 5.5mm Female DC Power Jack to Powerpole Adapter SDC21ST by www.valley-ent.com
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Amazon.com: Lsgoodcare 5.5 x 2.1 MM 5A DC Power Jack Socket Threaded Female Mount Connector Adapter with 3.94Ich 20AWG Cable + DC Barrel Jack Plug Male (5.5 x 2.1 MM) : Electronics
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