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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 flexible silicone USB-C to USB-C power charging cable.
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 Jetson Nano Basic Kit with Battery Pack provides you with all of the essential parts needed to start new project…
The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s …
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 adjustable wall adapter features a rotary switch on the enclosure that allows you to select the voltage.
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…
SparkFun Jetson Nano Intermediate Kit with Power Supply provides you with all of the essential parts needed to start new proj…
This is an extremely tiny and light weight battery based on the new Polymer Lithium Ion chemistry.
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…
The SparkFun Nano Power Timer will run while only consuming minimal power (approximately 35nA) and turn your project on after…
This USB Power Meter is a versatile tool that can provide voltage, current, capacity, and impedance displayed on the built-in…
These are high quality Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage, and/or high current …
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, …
This is a high quality power supply manufactured specifically for SparkFun Electronics packs a lot of power; 20W at 5V and 40…
A Lithium battery specifically designed for operating the real time clock (RTC) on the Raspberry Pi 5.
This is a high quality switching 'wall wart' AC to DC 9V 650mA wall power supply manufactured specifically for SparkFun Elect…
This 2xAAA battery holder puts a nice finishing touch on your battery-powered project. This holder features a sliding, remova…
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…
USB is being implemented as a power connection standard more and more these days, but you don't always have a computer on han…
This is a high-quality switching 'wall wart' AC to DC 5.1V 2,500mA USB Micro-B wall power supply manufactured specifically fo…
This is a classic 9V snap connector terminated with 2-pin polarized Molex connector with 0.1" spacing.
This 2A "laptop brick" supply outputs both 5V and 12VDC and is terminated with a 4-pin ATX connector.
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…
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.
The 1.2 Watt Volt small solar panel from Voltaic Systems is a lightweight, waterproof, small solar panel designed for 5-7 yea…
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…
The SparkFun 3.3V Buck Regulator Breakout features the AP3429A from Diodes Inc., a 2A step-down DC-DC converter with an input…
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…
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 is a simple coin cell battery holder that can enclose two CR2032 batteries inside itself, and safely kept closed via two…
This is a portable, slim, lightweight solar panel charger with 10 watts of power and a standard USB connection port.
This 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
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 adaptor allows you to power your RPi 4 with a previous usb-micro B power supply.
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…
10AH Lithium Battery Power Bank with Digital Readout and 3 Connector Cables and two Ports.
The 4-Bay T4s Intelligent Universal Charger from Tenergy is an automatic smart charger compatible with almost all types of re…
CR1225 lithium metal 3V 12mm 47mAh coin cell batteries. Perfect small battery for miniature sensor node applications. Thes…