Power & Batteries

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 ...

SKU: SF-SEN-12040 | Brand: SparkFun

The INA169 is a “high-side current monitor,” which means that you place a resistor (a “shunt resistor”) on the positive power rail and the INA169 measures the voltage drop across that resistor. The INA169 outputs a sm...

SKU: SF-PRT-07949 | Brand: SparkFun

A PCB-mount clip designed to hold a single AA battery. Ideal for small, low-power applications that need a compact battery solution. Sold individually — use two clips for a complete AA battery holder. Key Features ...

SKU: SF-COM-00595 | Brand: SparkFun

This is a 1A Adjustable SOT-223 voltage regulator capable of outputting 1.2V to 18V. The LM1117 uses the same pin-out and setup as the popular LM317 adjustable regulator, contained in a handy surface mount package....

SKU: SF-CAB-00512 | Brand: SparkFun

This is a standard issue USB 2.0 cable. This is the most common A to B Male/Male type peripheral cable, the kind that’s usually used for printers. Compatible with most SFE designed USB boards as well as USB Arduino bo...

SKU: DF-FIT0330 | Brand: DFRobot

Need a clean energy source for your project? Check out this compact,high quality,high output endurable solar panel.The peak power output is around 9V at 220mA.Can also be used in series to work as recharger for 12V b...

SKU: SF-COM-11707 | Brand: SparkFun

Do you fear that your power may not be “far reaching” enough? How would another 6' work for you? Okay, so it doesn’t sound very dramatic, but sometimes an extra 6' of power cable is exactly what your project needs. Do...

SKU: SF-COM-11705 | Brand: SparkFun

We use barrel jacks a lot around here and sometimes we need to pop a switch into the mix. That usually means hacking up a perfectly good barrel jack extension cable, but the whole point of using the barrel jacks was s...

SKU: SF-COM-11706 | Brand: SparkFun

Do you fear that your power may not be “far reaching” enough? How would another 3' work for you? Okay, so it doesn’t sound very dramatic, but sometimes an extra 3' of power cable is exactly what your project needs. Do...

SKU: SF-PRT-00091 | Brand: SparkFun

A classic 9V battery snap connector terminated with a 2-pin polarised Molex connector. Ideal for quick-connect battery power in breadboard and prototyping setups. Key Features Molex Terminated – 2-pin polarised con...

SKU: DF-FIT0351-OE | Brand: DFRobot

Simple and practical design with bold and dazzling color, it's a collision of undertone and publicity, making yourself stand out and become a trendsetter. Gold plating crafts assure the quality and efficiency of da...

SKU: AF-327 | Brand: Adafruit

A 1.5-metre (5 ft) extension cable with a 5.5 / 2.1 mm barrel jack (female) on one end and a barrel plug (male) on the other. Heavy-duty 24 AWG wires handle up to 5 A, making it suitable for powering LED strips, Ardui...

SKU: SF-PRT-13157 | Brand: SparkFun

The SparkFun Breadboard Power Supply Stick provides clean, regulated 3.3 V or 1.8 V power directly to your breadboard. It accepts 4–9 V input via a DC barrel jack or 2-pin header, and outputs regulated voltage through...

SKU: AF-425 | Brand: Adafruit

A 4-pin Molex power cable that matches the hard drive/CD-ROM power connectors found on AT and ATX power supplies. Use it to tap into 5V or 12V DC from a desktop power supply for your projects — a convenient source of ...

SKU: TB-PP1981 | Brand: Little Bird

A 3-metre cigarette lighter power lead with an IP67-rated 2.1mm DC plug. Designed to power LED flexible strip lights (ZD-0578/79 series) directly from a vehicle's 12V cigarette lighter socket. Specifications Connec...

SKU: SF-CAB-10759 | Brand: SparkFun

Integrating Ethernet support into your project is a great way to relay data through a local area network and even bounce information out to the internet. Sometimes it’s hard to get power to your Ethernet devices. Woul...

SKU: SF-DEV-10618 | Brand: SparkFun

The SparkFun Power Driver Shield Kit lets you switch high-current loads directly from your Arduino using six RFP30N06LE N-channel MOSFETs. Connect a computer power supply or other DC source to drive motors, solenoids,...

SKU: SF-PRT-12885 | Brand: SparkFun

This is the Sunny Buddy, a maximum power point tracking (MPPT) solar charger for single-cell LiPo batteries. This MPPT solar charger provide you with the ability to get the most possible power out of your solar panel ...

SKU: AF-564 | Brand: Adafruit

A small, portable inverter for EL wire. Powers off of 4 AAA batteries (not included!), it can drive 3-4 meters (10 to 13 feet) of our high-brightness EL wire OR 1 meter (3 feet) of EL tape OR a 10cmx10cm piece of E...

SKU: AF-1885 | Brand: Adafruit

When I was studying power supply electronics in school, the instructor always talked about adding BFC's to the circuit - Big Freakin' Capacitors. This here is UHFC - Unbelievably Huge Freaking Capacitor. If you have a...