Power Supplies

INTRODUCTION Sometimes battery information is not readily available or is hard to understand at a glance. Our Battery Capacity Indicator is a u...

This simple cable has so many uses! Plug the 9 volt battery clip onto a standard 9V battery and connect the other end to anything with a 5.5x2.1...

The MyoWare® 2.0 Power Shield is designed to easily power the MyoWare 2.0 Muscle Sensor for remote applications. The MyoWare Power Shield is equipp...

In compliance with Australian laws addressing the potential hazards associated with coin cell batteries, especially for small children, we're th...

This is a rugged 10-way 3.5mm-pitch PCB terminal block & 3.5mm-pitch rising clamp screw socket. Ideal for robust I/O and power connections when...

What is a buck converter?A buck converter is a DC-to-DC converter that steps down the input voltage and steps up the output current. It does not wa...

The SparkFun 3.3V Buck Regulator Breakout features the AP3429A from Diodes Inc., a 2A step-down DC-DC converter with an input voltage range of 2.7V...

You've got the wrong USB cable. It doesn't matter which one you have, it's the wrong one. But what if you could have the right one? What if you cou...

The SparkFun 5V Buck Regulator Breakout features the AP63357 from Diodes Inc., a 3.5A synchronous buck converter with a wide input voltage range of...

This is the 6.5ft version of the Fast Charging USB C to C cable. Charging or powering your USB Type C device can be daunting and finding a cable...

Enclosed battery holder for three AAA cells. This holder features a lid that slides over the batteries and snaps into place to fully enclose them. ...

This unusual cable is sort of the 'ultimate' in USB type C Power Delivery (PD) hacking: good for experienced hardware hackers who are comfortable w...

We picked up this adapter to 'MagSafe'-ify our laptop and found it so handy we figured we'd stock it in the shop as well. This is a right-angle Typ...

The Pixhawk® 6C is the latest update to the successful family of Pixhawk® flight controllers, based on the Pixhawk® FMUv6C Open Standard and Connec...

The Pixhawk® 6C is the latest update to the successful family of Pixhawk® flight controllers, based on the Pixhawk® FMUv6C Open Standard and Connec...

This easy-to-use 18650 Battery Holder with 1-Slot offers micro-USB input, and it can be installed with a 18650 battery, one 5V/2A USB output, three...

LEDs that can light up without any wires, battery packs, or other power sources? Sounds magical! The same as wireless power supply, these LEDs are ...

Micro:bit Power Supply Module 3.3V 2A is a kind of power module for micro:bit. The output voltage of 3.3v can be connected directly to the batte...

If you love power adapters or toys & gadgets that have magnetic connections, you can now experiment with these futuristic connectors easily. It...

If you love power adapters or toys & gadgets that have magnetic connections, you can now experiment with these futuristic connectors easily. Th...

Has it ever happened to you that you spent a lot of time ascertaining a problem when making projects and finally found out it was just caused by...

Is your QT Py all alone, lacking a friend to travel the wide world with? When you were a kid you may have learned about the "buddy" system, well t...

The MyoWare® 2.0 Power Shield is designed to easily power the MyoWare 2.0 Muscle Sensor for remote applications. The MyoWare Power Shield is equipp...

Our Qwiic Connect System is designed to help you quickly interface development boards and breakouts in your project or prototype. One way the Qwiic...