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9V to Barrel Jack Adapter V2
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The second version of the 9V to Barrel Jack Adapter, now featuring a hard plastic battery snap for easier connection and disconnection. Plug a 9V battery int...
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The second version of the 9V to Barrel Jack Adapter, now featuring a hard plastic battery snap for easier connection and disconnection. Plug a 9V battery into one end and connect the other to any device with a 5.5 × 2.1 mm centre-positive barrel jack.
Key Features
- Hard Plastic Snap (V2) – Easier to connect and disconnect than the original
- Barrel Jack Output – 5.5 × 2.1 mm centre-positive connector
- Plug-and-Play – No soldering required
Ideal For
- Portable Arduino and development board projects
- Battery-powered prototyping and testing
- Any device with a 5.5/2.1 mm DC barrel jack input
Package Contents
- 1× 9V to Barrel Jack Adapter V2
Jargon buster
Plain-language definitions for the technical terms used above.
- DC barrel jack
- A round power connector commonly used for low-voltage DC power supplies, often described by its outer and inner diameters such as 5.5 x 2.1 mm. Matching the barrel size and polarity is important so the plug physically fits and powers the device correctly.
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Supplier page — dfrobot.com
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