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Showing 41-49 of 49 products · 11 unavailable products hidden
6xAA Battery Holder with DC2.1 Power Jack
A 6×AA battery holder with a DC 2.1mm power jack that plugs directly into an Arduino's barrel jack input. Creates a 7.2V rechargeable battery pack from NiMH/NiCd cells or a 9V pack from alkaline cells. Features mounting holes for secure installation. Specifications Cell Quantity: 6× AA Output...
USB to 2.1mm DC Booster Cable - 9V
This USB to DC booster cable has an integrated boost converter that steps up 5V USB power to 9V DC, output through a centre-positive 2.1 mm barrel jack. It's a convenient way to power 9V devices from any USB port — whether from a computer, USB wall charger, or battery pack. Rated for 500 mA cont...
USB to 5.5mm/2.1mm DC Booster Cable - 9V or 12V Output
This cable is kinda fascinating - it has an integrated boost converter, so you can plug it into any USB port (from a computer, battery pack, etc), and it will give you a higher DC voltage! It's a handy way to power a 9V or 12V device. Unlike our other 'USB booster' cables, this one comes with ...
6 x AA battery holder with 5.5mm/2.1mm plug
A 6×AA battery holder with a 5.5mm/2.1mm DC barrel plug, ready to power Arduino boards and other electronics with a standard DC jack. Use alkaline AAs for approximately 9V at 3000–4000mAh, or rechargeable NiMH cells for 7.2V at ~2000mAh. The 9V alkaline output is ideal for boards with a 5V volta...
Wide Input SHIM - Wide Input SHIM kit
Power your Pi with a wide range of input voltages from 3 to 16V! Wide Input SHIM lets you use a range of different power supplies with your Pi, including the ubiquitous 12V barrel jack power supplies. It's super-skinny, so you can solder it straight to your Pi's pins and st...
Passive PoE Cable Set
Integrating Ethernet support into your project is a great way to relay data through a local area network and even bounce information out to the internet. Sometimes it’s hard to get power to your Ethernet devices. Wouldn’t it be convenient to use the same cable for power and data? Using these powe...
5V 2A (2000mA) switching power supply - UL Listed
This FCC/CE certified and UL-listed switching power supply delivers a clean, regulated 5V DC output at up to 2A (2,000mA) via a standard 5.5×2.1mm DC barrel jack. It accepts 110–240V AC input and is suitable for powering LED strips, motors, and other current-hungry 5V devices. Key Features Out...
Wall Adapter Power Supply 7.5VDC 1A (American Standard)
A 7.5 V DC wall adapter power supply with a DC 2.1 mm barrel connector, compatible with the Arduino power jack. The 7.5 V output is well suited for Arduino projects that need more than 5 V but where 12 V may be excessive — ideal for motor or servo applications that require a reliable mid-range vo...
4xAA Battery Holder with DC connector
A flat 4×AA battery holder with a 2.1mm DC barrel jack connector, providing an easy way to power Arduino boards and other projects that accept a DC barrel plug. With four alkaline AA batteries installed, it delivers approximately 6V — within the recommended input voltage range for the Arduino Uno...