Power & Batteries

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...

SKU: SF-PRT-10401 | Brand: SparkFun

A simple single-cell LiPo/Li-Ion battery charger based on the MCP73831T charge controller IC. Connect a battery via the JST connector, plug in a Mini-USB cable for power, and the board handles charging automatically w...

SKU: AF-617 | Brand: Adafruit

A 2-pack of standard alkaline AAA batteries for powering portable electronics, kits, and projects. These use alkaline (MnO2) chemistry with a voltage range of 1.6V (fresh) to 0.8V (depleted) and a capacity of approxim...

SKU: AF-3349 | Brand: Adafruit

A 4-pack of standard alkaline AA batteries for powering portable electronics, kits, and projects. These use alkaline (MnO2) chemistry with a voltage range of 1.6V (fresh) to 0.8V (depleted) and a typical capacity of a...

SKU: SF-PRT-12718 | Brand: SparkFun

PCB mount clip to hold a AAA battery. Sold in single units, you’ll need two for each battery. These work great for small, low power applications that need a battery to run. Low cost and easy to use!Documents:Datasheet

SKU: SF-BOB-09946 | Brand: SparkFun

This breakout board uses the LTC3588 Piezoelectric Energy Harvester from Linear Technologies. This board can be used not only for harvesting piezoelectric energy, but solar energy as well. There is a bridge rectified ...

SKU: AF-276 | Brand: Adafruit

This FCC/CE certified and UL-listed switching power supply delivers a clean, regulated 5V DC output at up to 2A (2,000mA) via a standard 5.5×2.1mm DC barrel jack. It accepts 110–240V AC input and is suitable for power...

SKU: AF-2030 | Brand: Adafruit

PowerBoost is the perfect power supply for your power-hungry portable project! This little DC/DC boost converter module can run from 1.8V batteries or higher, and convert that voltage to 5.2V DC for running your 5V...

SKU: AF-771 | Brand: Adafruit

Keep your power source safe and toasty in these waterproof 3xAA battery holders. They're just like classic switched battery holders, but designed for survival! The case has a rubber gasket around the edge of the ca...

SKU: DF-FIT0078 | Brand: DFRobot

A double-layer 6×AA battery holder with a stacked 3+3 cell arrangement for a more compact footprint. Creates a 7.2V rechargeable battery pack from NiMH/NiCd cells or a 9V pack from alkaline cells. Comes with 150mm (6"...

SKU: AF-904 | Brand: Adafruit

This breakout board will solve all your power-monitoring problems. Instead of struggling with two multimeters, you can just use the handy INA219B chip on this breakout to both measure both the high side voltage and DC...