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A simple Lithium Ion battery charger for 12.6VDC Li-Ion batteries similar to the one we sell.
A Lithium battery specifically designed for operating the real time clock (RTC) on the Raspberry Pi 5.
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…
This is a USB-A and USB-C 65W power delivery (PD) wall adapter that will deliver a maximum of 240VAC, 1.5A.
The SparkFun Jetson Nano Basic Kit with Battery Pack provides you with all of the essential parts needed to start new project…
This is a high grade DC Buck converter that inputs 8 to 12V and outputs 5V up to 3A or 15W. With good thermal performance and…
This is an extremely tiny and light weight battery based on the new Polymer Lithium Ion chemistry.
This is a simple 4 cell AA battery holder. The 5 inch cable is terminated with a standard 5.5x2.1mm, center positive barrel j…
This adjustable wall adapter features a rotary switch on the enclosure that allows you to select the voltage.
This is a high quality AC to DC 'wall wart' which produces a regulated output of 12VDC at up to 600mA.
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…
SparkFun Jetson Nano Intermediate Kit with Power Supply provides you with all of the essential parts needed to start new proj…
This USB Power Meter is a versatile tool that can provide voltage, current, capacity, and impedance displayed on the built-in…
The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s …
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, …
The SparkFun Breadboard Power Supply Stick with headers is a simple board that takes a 6-12V input voltage and outputs 5V or …
The SparkFun Nano Power Timer will run while only consuming minimal power (approximately 35nA) and turn your project on after…
These are high quality Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage, and/or high current …
This is a high quality power supply manufactured specifically for SparkFun Electronics packs a lot of power; 20W at 5V and 40…
This is a high quality switching 'wall wart' AC to DC 9V 650mA wall power supply manufactured specifically for SparkFun Elect…
This is a simple cable that adapts from a USB port to a 5.5x2.1mm barrel connector, center positive. This cable allows the us…
This 4xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
This 9V battery holder allows your battery to snap in tight and holds it in place, which is great in situations where you don…
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…
This 2A "laptop brick" supply outputs both 5V and 12VDC and is terminated with a 4-pin ATX connector.
This is a high-quality switching 'wall wart' AC to DC 5.1V 2,500mA USB Micro-B wall power supply manufactured specifically fo…
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…
This is a classic 9V snap connector terminated with 2-pin polarized Molex connector with 0.1" spacing.
Simple 4 Cell AA Battery holder with 5" tinned leads, square configuration.
This is a unique two-cell AA battery holde. The 6" (~150mm) cable has been terminated with a JST-PH connector.
USB is being implemented as a power connection standard more and more these days, but you don't always have a computer on han…
The 1.2 Watt Volt small solar panel from Voltaic Systems is a lightweight, waterproof, small solar panel designed for 5-7 yea…
The SparkFun 3.3V Buck Regulator Breakout features the AP3429A from Diodes Inc., a 2A step-down DC-DC converter with an input…
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 per…
This is a common MOSFET with very low on-resistance and a control voltage (aka gate voltage) that is compatible with any 3-5V…
The Soft Power Switch is a passive, hard on/off switch with software feedback and control. In other words, it's like the on/o…
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 …
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…
This 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
This is a simple coin cell battery holder that can enclose two CR2032 batteries inside itself, and safely kept closed via two…
The SparkFun 1.8V Buck Regulator Breakout features the AP3429A from Diodes Inc., a 2A step-down DC-DC converter with an input…
This is an incredibly simple one cell 18650 Battery Holder. When someone thinks of 18650 Cells they tend to think of flashlig…
This is a portable, slim, lightweight solar panel charger with 10 watts of power and a standard USB connection port.
10AH Lithium Battery Power Bank with Digital Readout and 3 Connector Cables and two Ports.
This is a very simple board that takes a 4-9V input voltage and outputs a selectable 1.8V or 3.3V regulated voltage. All head…
This adaptor allows you to power your RPi 4 with a previous usb-micro B power supply.
