4-Way 2.1mm DC Barrel Jack Splitter : ID 1352 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits

USB to 2.1mm Male Barrel Jack Cable [22AWG & 1 meter] : ID 2697 : $2.75 : Adafruit Industries, Unique & fun DIY electronics and kits

Power, Connectors & Adapters, DC Products Category on Adafruit Industries

Power, Connectors & Adapters, DC Products Category on Adafruit Industries

Catalog Adafruit Electronica

4-Way 2.1mm DC Barrel Jack Splitter : ID 1352 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits

Power Products Category on Adafruit Industries

4-Way 2.1mm DC Barrel Jack Splitter : ID 1352 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits

Catalog Adafruit Electronica

Power Products Category on Adafruit Industries

4-Way 2.1mm DC Barrel Jack Splitter : ID 1352 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits

Catalog Adafruit Electronica

Smart idea: powering a stack of Raspberry Pi using 2.1mm barrel connector splitter…

Printable catalog (PDF) - Adafruit

4-Way 2.1mm DC Barrel Jack Splitter : ID 1352 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits