Power & Batteries

SKU: AF-1352 | Brand: Adafruit

A simple 1-to-4 DC barrel jack splitter that lets you power four devices from a single DC power adapter. Features standard 5.5mm/2.1mm barrel connectors with rugged moulded construction. Plug your existing DC power s...

SKU: AF-4009 | Brand: Adafruit

This USB A to Micro-B cable looks like any other at first glance — but plug it in and dozens of tiny LEDs embedded along the cable light up in blue and green. It's functional and fully supports both data transfer and ...

SKU: AF-4008 | Brand: Adafruit

At first glance this appears to be an ordinary A to micro B USB cable. Plug it in to your device and power supply, and you get a colorful glitter of dozens of little LEDs embedded in the length of the cable.Can be use...

SKU: AF-1407 | Brand: Adafruit

The squarish board with two chips on it is the transmitter (power with 9V).  The longer board is the output and you can connect that to the part of your project that needs powering. Inductive charging ...

SKU: AF-3878 | Brand: Adafruit

As technology changes and adapts, so does Adafruit! Rather than the regular USB A, this cable has USB C to Micro B plugs!USB C is the latest industry-standard connector for transmitting data and power. Like Lightning ...

SKU: AF-1867 | Brand: Adafruit

A breakout board with a CR1220 coin cell battery holder, an on/off switch, and 0.1″ pitch breakout pins. Ideal for powering very low-current projects or providing switchable battery backup for a real-time clock (RTC) ...

SKU: AF-1871 | Brand: Adafruit

A sewable breakout board with a CR2032 coin cell battery holder, built-in on/off switch, and 0.1" pitch breakout pins. The board provides two ground pins, one switched power pin, and one always-on power pin — giving y...

SKU: AF-2272 | Brand: Adafruit

This battery holder is designed to clip and hold Panasonic camcorder lithium-ion battery packs, providing a convenient high-capacity power source for custom projects. Simply snap your battery in, and use your existing...

SKU: DF-FIT0145 | Brand: DFRobot

A waterproof DC-DC step-down/step-up converter that accepts 8–40V DC input and delivers a stable 12V output at up to 6A (72W). Ideal for powering embedded PCs, single-board computers, and robot electronics from a wide...

SKU: SF-PRT-14411 | Brand: SparkFun

The SparkFun LiPo Charger/Booster is a compact board that charges a single-cell lithium polymer battery and boosts its output to a regulated 5V at up to 1A. Built around the MCP73831 charge controller and PAM2401 boos...

SKU: AF-2591 | Brand: Adafruit

I know you just did a double take when looking at this power supply, what's up with the two cables? Normally you have a switching power supply that plugs into the wall and provides something like 5V or 9V or 12V regul...

SKU: SF-PRT-14338 | Brand: SparkFun

This isn’t your ordinary power supply. The Global Power Supply is a 15V, 4.34A power device specifically designed to work with the JustBoom Amp HAT for the Raspberry Pi. Additionally, as this is a “global” power su...

SKU: DF-FIT0171 | Brand: DFRobot

The DFRobot FIT0171 is a 150W DC-DC buck-boost converter that accepts 8–40V DC input and provides a stable 24V DC output at up to 6A. Housed in a waterproof, shockproof enclosure, it is well suited for mobile robots, ...

SKU: DF-FIT0172 | Brand: DFRobot

A waterproof DC-DC step-up converter that takes 8–18V DC input and outputs a stable 24V at up to 10A (240W). The sealed, shockproof enclosure makes it suitable for robotics, outdoor installations, and demanding enviro...

SKU: DF-FIT0170 | Brand: DFRobot

The 120W DC-DC Converter steps down a 15–40V DC input to a stable 12V output at up to 10A, making it an ideal regulated supply for embedded PCs, robots, and 12V accessories powered from higher-voltage battery systems....

SKU: AF-2727 | Brand: Adafruit

This adapter cable converts a 5.5mm/2.1mm DC barrel jack power supply to a Micro USB plug, allowing you to power Micro USB devices from a standard barrel jack power adapter. The barrel jack end is centre-positive pola...

SKU: DF-FIT0231 | Brand: DFRobot

High quality switching 'wall wart' 'wall adapter' AC to DC 12V 1A wall power supply. These are switch mode power supplies which mean the output is regulated to 12V(no more 14V outputs!). They take 100-240Vac 50/60Hz ...

SKU: DF-FIT0261 | Brand: DFRobot

INTRODUCTION Shape Memory metals that were developed by NASA for the space industry, and have been used for increasing applications down on earth.For example,there have been limited studie...

SKU: SF-CAB-14093 | Brand: SparkFun

The Adam Tech Wall Adapter Cable (EU) provides a safe, ready-made connection between a European mains outlet and compatible power supplies. Terminated with a standard CEE 7/7 plug at one end and three colour-coded ins...

SKU: AF-2778 | Brand: Adafruit

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 ...