Power Supplies

This is a common SMD barrel-type power jack for DC wall supplies. These are compatible with our DC wall supplies and have a 5.5mm jack, with a 2.1m...

This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positiv...

A perfect match for our sew-able coin cell holder. This non-rechargeable coin cell is CR2032 sized: 20mm diameter, 3.2mm thick. It has a nominal vo...

INTRODUCTION The IoT(internet of things) world is coming, and it's going to be even bigger than the internet. I...

When we saw this breadboard-friendly module used in the Coobro Geo kit, we were excited to carry it as a separate product. It's a no-nonsense, h...

PowerBoost is the perfect power supply for your portable project! This little DC/DC boost converter module can run from 1.8V batteries or higher...

Help! This patient is heating up! Is the voltage too low? Is the current draw too high? Is there a doctor in the house? Oh, thank goodness, the ...

EL inverters allow you to drive EL wires. This particular EL inverter accepts 3V input and outputs 110VAC to drive EL wire. The wires both terminat...

A voltage detector is handy for projects where you want to make sure your microcontroller doesn't run at a low voltage. For example, say you hav...

This is essentially a ramped up version of our Ardumoto motor driver shield. For this SparkFun Monster Moto Shield we’ve replaced the L298 H-bridge...

This is a simple coin cell battery holder that can enclose two CR2032 batteries inside itself, and safely kept closed via two phillips head screws....

INTRODUCTION A new micro metal gear motor with a difference! This motor comes with a built-in encoder which measures the motor's speed in real ...

You may have seen those fancy Android people with wireless charging built into their phones. Wouldn't it be nice if your iPhone 5 could do the s...

This battery holder connects 3 AAA batteries together in series for powering all kinds of projects. We spec'd these out because the box is slim,...

The Particle Power Shield is the best way to—you guessed it—provide power to your mobile Particle projects. Based around the MCP73871 battery ma...

With a slip ring assembly, your electronics can now twist and turn safely. Add wheel encoders, 360 degree sensors, rotating LEDs, rotors and more! ...

This is Zsmart's patent pending electrical extension cord with manual and Bluetooth® wireless technology control. The Bluetooth wireless range o...

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

Your cell phone charges off of USB, but can you really trust that charging station at the airport? Now you can control when to allow data in or ...

This is a high-quality 5V USB wall adapter that is ideal for supplying power to your LattePanda, Raspberry Pi, Arduino and other 5V devices that r...

This here is your standard A to micro-B USB cable, for USB 1.1 or 2.0. Perfect for connecting any development board, microcontroller, mobile pho...

Stop noodling around with an LM317 and wall wart - you can wield all the power with the DP832 Triple Output 195 Watt Power Supply!If you're doing a...

NOTE this is US power supply with US plug and not suitable for use in Australia. This is a FCC/CE certified and UL listed power supply. Need a l...

When you need to amplify, filter, add, or otherwise manipulate analog signals you'll certainly want an operational amplifier at your side. This is ...