ALLNET 4duino 9V Connection with Barrel Jack (ALL-4duino-9V)

The ALLNET 4duino 9V Connection with Barrel Jack (ALL-4duino-9V) is a high-quality power adapter cable designed to connect a standard 9V battery to Arduino boards and other microcontroller projects. This cable features a 9V battery clip on one end and a 5.5x2.1mm DC barrel jack on the other, with center positive polarity. It is ideal for powering Arduino Uno, Mega, Leonardo, Due, and similar boards in portable or prototyping applications.

Advantages

Reliable power connection for Arduino projects; easy to use with standard 9V batteries; durable PVC insulation and copper conductors ensure long-lasting performance; compact 150mm cable length reduces clutter.

Suitable for

• Arduino Uno, Mega, Leonardo, Due
• Microcontroller projects and DIY electronics
• Portable power solutions for breadboard circuits

Key specifications

• Connector Type (Input): 9V Battery Clip (Snap Connector)
• Connector Type (Output): DC Barrel Jack
• Barrel Jack Outer Diameter: 5.5 mm
• Barrel Jack Inner Diameter: 2.1 mm
• Polarity: Center Positive
• Nominal Input Voltage: 9V DC
• Cable Length: 150 mm
• Cable Color: Black
• Battery Clip Color: Black / Red
• Insulation Material: PVC
• Conductor Material: Copper
• Product Type: Power Adapter Cable
• Connector Gender: Male (DC Jack)
• Series: 4duino

Recommendations

For best results, use with a standard 9V alkaline or rechargeable battery. Ensure the DC jack polarity matches your device (center positive). This cable is not suitable for high-current applications beyond 1A.