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The SparkFun Qwiic Quad Relay is a unique power accessory board, used for switching 4 high powered devices from your Arduino …
The MyoWare® 2.0 Muscle Sensor Development Kit is an Arduino-compatible, EMG sensor kit that provides you with every board f…
The SparkFun bi-directional logic level converter is a small device that safely steps down 5V signals to 3.3V AND steps up 3.…
Do you want to control a standard wall outlet device with your microcontroller, but don’t want to mess with the high-voltag…
Slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 1250 mAh and is IE…
This is an extremely tiny and light weight battery based on the new Polymer Lithium Ion chemistry. This is the highest energy…
This is a very small, extremely lightweight battery based on Lithium Ion chemistry, with the highest energy density currently…
This is an industrial grade DC Buck-Boost converter that inputs 8V to 36V and outputs 12V up to 6A or 72W.
The SparkFun Power Delivery Board provides takes 5-20V input and produces up to 100W power, so you can use the same power ada…
The SparkFun Jetson Nano Basic Kit with Power Supply provides you with all of the essential parts needed to start new project…
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 200…
The SparkFun 5V/1A LiPo Charger/Booster is a no-nonsense circuit for generating one amp from a Lithium Polymer battery at 5V.…
The SparkFun Buck Regulator Breakout - 5V features the AP63357, a 3.5A synchronous buck converter with a wide input voltage r…
Slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 1000 mAh!
This is a breakout board for the Texas Instruments TXB0104 module. The TXB0104 is a 4-bit bidirectional voltage-level transla…
The SparkFun Qwiic Single Relay provides you with the easiest to use relay yet, handling up to 5.5A at 240VAC for long period…
This is the Sunny Buddy, a maximum power point tracking (MPPT) solar charger for single-cell LiPo batteries. This MPPT solar …
This is a unique two-cell AAA battery holder built specifically for the BBC micro:bit. The 6" (~150mm) cable has been termina…
The SparkFun BabyBuck Regulator Breakout - 5V features the AP63357, a 3.5A synchronous buck converter with a wide input volta…
These are very slim, extremely light weight batteries based on Lithium Ion chemistry. Each cell outputs a nominal 3.7V at 850…
The SparkFun Battery Babysitter is an all-in-one single-cell Lithium Polymer (LiPo) battery manager. It’s half battery char…
The SparkFun LiPo Charger Plus is the suped-up power option in the SparkFun line of single-cell lithium polymer (LiPo) batter…
The SparkFun Nano Power Timer will run while only consuming minimal power (approximately 35nA) and turn your project on after…
This is an industrial grade DC Buck-Boost converter that inputs 8V to 40V and outputs 12V up to 3A or 36W. With tons of heats…
The SparkFun Buck-Boost Converter is a handy power accessory board that allows you to fine tune the amount of power your proj…
This is a high quality switching 'wall wart' AC to DC 5V 2000mA Barrel Jack wall power supply manufactured specifically for S…
This breakout board uses the LTC3588 Piezoelectric Energy Harvester from Linear Technologies. This board can be used not only…
If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The SparkFun LiPo Charger Basic …
Your 5V system can wield great power with this big, beefy relay board. How does 10A on the NC contacts and 20A on the NO cont…
The SparkFun Qwiic Quad Solid State Relay Kit takes one of our favorite solid state relays and lets you place up to four of t…
Featuring the AP63203, this baby breakout board takes advantage of a 2A synchronous buck converter that has a wide input volt…
The INA169 is a “high-side current monitor,” which means that you place a resistor (a “shunt resistor”) on the positi…
If you need some juice, this 6Ah Lithium Ion Battery is for you. These are very compact batteries based on Lithium Ion chemis…
This is a unique two-cell AA battery holde. The 6" (~150mm) cable has been terminated with a JST-PH connector.
The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s …
The LiPo Fuel Gauge communicates with your project over I2C and an alert pin also tells you when the charge has dropped below…
The PiJuice is a fully uninterruptible power supply HAT that will always keep your Raspberry Pi powered.
This is a high quality AC to DC 'wall wart' which produces a regulated output of 12VDC at up to 600mA.
This is a portable, slim, lightweight solar panel charger with 10 watts of power and a standard USB connection port.
The PoE+ HAT allows you to power your Raspberry Pi using Power over Ethernet networks with up to 25.5 Watts (PoE+) over CAT5 …
This is a high quality switching 'wall wart' AC to DC 9V 650mA wall power supply manufactured specifically for SparkFun Elect…
The MyoWare® 2.0 Power Shield is designed to easily power the MyoWare 2.0 Muscle Sensor remotely.
The SparkFun Breadboard Power Supply Stick is a very simple board that takes a 6-12V input voltage and outputs a selectable 5…
This is a high quality power supply manufactured specifically for SparkFun Electronics packs a lot of power; 20W at 5V and 40…
The SkyRC B6 V2 is a DC input high-performance, micro-processor controlled charge/discharge/DC/DC converter with battery mana…
No, these aren't some sort of weird, AA battery, this is actually a 18650 Lithium Ion Cell. These round high capacity cells h…
Here is a very simple breadboard power supply kit that takes power from a DC wall wart and outputs a selectable 5V or 3.3V re…
If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The SparkFun USB LiPo Charger is…
