Power & Batteries

SKU: SF-PRT-13777 | Brand: SparkFun

The SparkFun Battery Babysitter is an all-in-one single-cell Lithium Polymer (LiPo) battery manager. It’s half battery charger, half battery monitor, and all you’ll ever need to keep your battery-powered project runni...

SKU: SF-PRT-13126 | Brand: SparkFun

This female barrel jack plug is great for adding a common connector to the end of wires. This jack is compatible with 5.5x2.1mm barrel connectors. The outer shell unscrews to reveal solder terminals and a crimp strain...

SKU: SF-ROB-13063 | Brand: SparkFun

This is a 3 wire slip ring, a remarkably simple electromechanical assembly that allows for electronic signals and power to be passed through its rotating innards. Commonly, you’d find slip rings in wind turbines, rada...

SKU: AF-3239 | Brand: Adafruit

This IEEE 802.3af PoE splitter separates power and data from a single PoE Ethernet cable, providing selectable regulated DC output (5V, 9V, or 12V) at up to 1A alongside a standard Ethernet data connection. A DIP swit...

SKU: SF-PRT-13032 | Brand: SparkFun

A simple breadboard power supply that takes a 6–12 V input and outputs a regulated 5 V or 3.3 V. All headers are at 0.1" pitch for direct insertion into a standard breadboard, with the output pins spaced to power both...

SKU: SF-PRT-10474 | Brand: SparkFun

These connectors are made from high-temp nylon with gold-plated spring pins or sockets molded in. The shape of this generic XT60 prevents reverse polarity, and when plugged in the connection is super-solid. Perfect fo...

SKU: AF-575 | Brand: Adafruit

Put a voltage meter anywhere with this very handy display. This panel meter simply connects to whatever DC supply you are trying to track, easy to wire up!Simply connect the red wire to the positive supply, and black ...

SKU: SF-CAB-10215 | Brand: SparkFun

A standard USB 2.0 Type-A to Micro-B cable, 1.8 m (6 ft) in length. Micro USB is the standard connector found on a wide range of development boards, microcontrollers, and electronics accessories. Key Features USB 2...

SKU: AF-1905 | Brand: Adafruit

The Adafruit Mini Lipo with Mini-B USB Jack is a compact charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Plug in any Mini USB cable to a USB power source and connect your batt...

SKU: DF-FIT0471 | Brand: DFRobot

INTRODUCTION This is a small DC - DC boost module that converts a 0.9 ~ 5v power source to standard 5V, making it capable of supplying power to an Arduino microcontroller and other small ...

SKU: AF-3456 | Brand: Adafruit

This 5×AA battery holder delivers approximately 7.5V from five AA batteries, terminated with a 2.1mm DC barrel plug (centre positive). It provides the ideal voltage for Arduino boards and other development boards with...

SKU: DF-DFR1208 | Brand: DFRobot

##Introduction This DC-DC step-down converter module is designed to efficiently reduce a high input voltage (15-24V) to a stable 12V output, supporting up to 12A of current. The module offers high conversion efficienc...

SKU: LB-LS6520 | Brand: Little Bird

Mini Wind & Water Turbine Generator Looking for a tiny yet effective way to explore renewable energy? This Mini Wind & Water Turbine Generator is a compact, hands-on solution for teaching and experimenting with green...

SKU: AF-5652 | Brand: Adafruit

Some days we're feeling extra fancy here at the 'fruit warehouse, and we have a big soft spot for woven fabric cables. Like, peep this fully reversible pink/purple Blinka-inspired cable or this mithril-like 3-in-1 Syn...

SKU: DF-FIT0903 | Brand: DFRobot

The cable is compatible with LattePanda 2 Alpha&Delta, and LattePanda 3 Delta 864.With the DC 5.5x2.1mm Power Cable, LattePanda can be powered by a common 12V DC power supply or a 12V battery pack easily. Feat...

SKU: AF-5521 | Brand: Adafruit

A magnetic right-angle USB-C adapter that handles up to 120 W of power and supports data transfer. Insert the magnetic nub into your device's USB-C port, then snap your cable onto it magnetically — giving you a quick-...

SKU: AF-5474 | Brand: Adafruit

A comprehensive set of 30 barrel jack plug adapters that convert a standard 5.5mm / 2.1mm DC jack to a wide variety of other tip sizes. Perfect for powering devices that use non-standard barrel connectors from your ex...

SKU: AF-5366 | Brand: Adafruit

The 6V 2W Solar Panel from Voltaic Systems uses 12 high-efficiency monocrystalline SunPower cells with 22%+ efficiency. Constructed with ETFE (Ethylene Tetrafluoroethylene) coating, this panel is waterproof, scratch-r...

SKU: DF-FIT0784 | Brand: DFRobot

A DC 5.5×2.1mm female to USB Type-C male power adapter plug, allowing you to power USB-C devices from a DC barrel jack power supply. Useful for powering Raspberry Pi 4/5, LattePanda, and other USB-C-powered boards fro...

SKU: DF-FIT0783 | Brand: DFRobot

A DC 5.5×2.1mm female to Micro-USB male power adapter plug, allowing you to power Micro-USB devices from a DC barrel jack power supply. Useful for powering Raspberry Pi, LattePanda, phones, and tablets from existing D...