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This 4xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
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 ve…
This 2xAAA battery holder puts a nice finishing touch on your battery-powered project. This holder features a sliding, remova…
Two pin JST connector to a 2.1x 5.5mm barrel jack, 6.25 inch long jumper cable. We use this cable to adapt from a wall power …
USB is being implemented as a power connection standard more and more these days, but you don't always have a computer on han…
If you need to charge LiPo batteries, this simple charger will do just that. It is designed to charge single-cell Li-Ion or L…
Now for all of your coin cell battery surface mount needs, the 20mm SMD Coin Cell Holder. This holder fits our 20mm Lithium I…
This is a 12.5W Micro-USB Power Adapter with the US power prongs (100-240VAC). It's made for use with Raspberry Pi Zero 2 W, …
It can be difficult to get a wall-wart where you need it. The promise of PoE (power over ethernet) is great, but what if your…
The SparkFun Variable Load is a quick to assemble kit that has been designed to allow users to draw a specific amount of curr…
10Ah capacity & multiple USB options make this a great option for mobile USB power on your next project.
The SparkFun Jetson Nano Basic Kit with Battery Pack provides you with all of the essential parts needed to start new project…
This 3xAA battery holder with JST connector puts a nice finishing touch on your battery powered project.
This 3xAA battery holder with bare wire leads puts a nice finishing touch on your battery powered project.
These are your standard 9 Volt alkaline batteries from Rayovac. Don't even think about trying to recharge these. Use them wit…
Simple 4 Cell AA Battery holder with 5" tinned leads, square configuration.
This analog panel meter measures DC voltage from 0-5 volts with 2.5% accuracy. It has a clear and easy to read scale and an a…
The SparkFun Qwiic Dual Solid State Relay is a power delivery board that allows users to switch two AC loads from a low power…
A very simple breadboard power supply kit that takes power from any USB port and outputs a fuse protected and regulated 3.3V.…
This is a simple 48W (8V DC, 6A) power supply, designed for use with the Raspberry Pi Build HAT.
This barrel jack plug is great for adding a common connector to the end of our wires. This jack is compatible with 5.5mm barr…
MIKROE Qi Receiver Click is based on the P9025AC 5W Qi wireless power receiver integrated circuit, with the advanced Foreign …
2500mAh 1.2V Nickel Metal Hydride rechargeable 'AA' batteries. [NiMH technology](http://en.wikipedia.org/wiki/Nickel_metal_hy…
This is the LM317TG voltage regulator, a three-terminal positive regulator with a 1.2V to 37V adjustable output voltage. This…
Our RedBoards are great. But don't they sometimes seem a little **_BIG_**?! Enter **smôl**, a new range of boards which a…
Basic 20mm coin cell holder. Posts can be inserted into 0.1" perf board! Holds the common CR2032 type batteries.
MIKROE Relay Click is a dual relay Click board™, which can be operated by the host MCU.
The SparkFun Power Supply Sample Kit provides you with a sampling of the power supplies that we offer to power your next proj…
This is a PCB mount clip to hold a 18650 Lithium Ion Cell battery. Each battery holder is sold in single units, you'll need t…
SparkFun Jetson Nano Intermediate Kit with Power Supply provides you with all of the essential parts needed to start new proj…
The ATX power connector breaks out the standard 4-pin computer peripheral port for you 12V & 5V devices from one wall adapter…
This USB AC to DC power supply will do 5V at 2A!
This is a USB Type-C Power Supply that is compatible with the Raspberry Pi 4.
The 4-Bay T4s Intelligent Universal Charger from Tenergy is an automatic smart charger compatible with almost all types of re…
This is the SMD version of [PRT-07948](http://www.sparkfun.com/products/7948), which is the unit we like to use as RTC backup…
This is the basic L7812 voltage regulator, a three-terminal positive regulator with a 12V fixed output voltage. This fixed re…
This adaptor allows you to power your RPi 4 with a previous usb-micro B power supply.
These are massive single pole - double throw (SPDT) sealed relays. This means that when current is applied to the coil it thr…
The Elektor DIY LiPo Supercharger can charge a single-cell LiPo battery and protect it against the effects of overvoltage, ov…
MIKROE Qi RX Click is a compact add-on board made for the purpose of wireless power transfer.
Use this high-strength acrylic gasket to attach the 1.2W panels from Voltaic Systems to an enclosure.
MIKROE BATT-MAN Click is a very versatile battery operated power manager.
This high discharge LiPo is a great way to power any R/C, robotic, or portable project. This is an excellent choice for anyth…
This is a handy little device that can save your system from smoking. A resettable fuse (also known as a [PTC](http://en.wiki…
This isn't your ordinary power supply. The Global Power Supply is a 15V, 4.34A power device specifically designed to work wit…
This board allows you to assembly an inline fuse for your project. Use with a barrel jack and/or 5mm pitch screw terminals.
This is a cost effective 5V, 2.4A dual USB Output Car Charger with Smart IC.
This female barrel jack plug is great for adding a common connector to the end of wires. This jack is compatible with 5.5x2.1…
