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This adjustable wall adapter features a rotary switch on the enclosure that allows you to select the voltage.
This simple cable has so many uses! Plug the 9 volt battery clip onto a standard 9V battery and connect the other end to anyt…
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.
This is a USB-A and USB-C 65W power delivery (PD) wall adapter that will deliver a maximum of 240VAC, 1.5A.
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…
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 AC to DC 'wall wart' which produces a regulated output of 12VDC at up to 600mA.
The SparkFun Jetson Nano Basic Kit with Battery Pack provides you with all of the essential parts needed to start new project…
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 is an extremely tiny and light weight battery based on the new Polymer Lithium Ion chemistry.
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 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, slidi…
This is a high quality power supply manufactured specifically for SparkFun Electronics packs a lot of power; 20W at 5V and 40…
The SparkFun Qwiic Dual Solid State Relay is a power delivery board that allows users to switch two AC loads from a low power…
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…
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 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 high quality switching 'wall wart' AC to DC 9V 650mA wall power supply manufactured specifically for SparkFun Elect…
Simple 4 Cell AA Battery holder with 5" tinned leads, square configuration.
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…
Do you fear that your power may not be "far reaching" enough? How would another 6' work for you? Okay, so it doesn't sound ve…
The SparkFun Breadboard Power Supply Stick with headers is a simple board that takes a 6-12V input voltage and outputs 5V or …
The 1.2 Watt Volt small solar panel from Voltaic Systems is a lightweight, waterproof, small solar panel designed for 5-7 yea…
This 2xAAA battery holder puts a nice finishing touch on your battery-powered project. This holder features a sliding, remova…
This is a high-quality switching 'wall wart' AC to DC 5.1V 2,500mA USB Micro-B wall power supply manufactured specifically fo…
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 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 unique two-cell AA battery holde. The 6" (~150mm) cable has been terminated with a JST-PH connector.
A Lithium battery specifically designed for operating the real time clock (RTC) on the Raspberry Pi 5.
This is a classic 9V snap connector terminated with 2-pin polarized Molex connector with 0.1" spacing.
The 0.3 Watt 2 Volt mini solar panel from Voltaic Systems is a lightweight, waterproof, solar panel designed for 5-7 year out…
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 …
This is the basic L7805 voltage regulator, a three-terminal positive regulator with a 5V fixed output voltage. This fixed reg…
The SparkFun 1.8V Buck Regulator Breakout features the AP3429A from Diodes Inc., a 2A step-down DC-DC converter with an input…
This 4xAA 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…
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.
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 MI:power board adds portability to your project. A buzzer and 3V coin cell holder is connected to the 3V, GND and P0 conn…
This 2A "laptop brick" supply outputs both 5V and 12VDC and is terminated with a 4-pin ATX connector.
CR1225 lithium metal 3V 12mm 47mAh coin cell batteries. Perfect small battery for miniature sensor node applications. Thes…
This is the basic LD1117V33 voltage regulator, a low drop positive regulator with a 3.3V fixed output voltage. This fixed reg…
The KR Sense 45A is a small voltage and current sense breakout board.
The BPW34 is a tiny, general purpose [PiN photodiode](http://en.wikipedia.org/wiki/PIN_diode). This photodiode has a ton of u…