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No, these aren't some sort of weird, AA battery, this is actually a 18650 Lithium Ion Cell. These round high capacity cells h…
This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5…
No really - it's 6 inches (153mm) tall! This very large 7-segment display can be seen from a hundred feet away. So many proje…
The SparkFun Large Digit Driver is a chainable controller backpack that can be soldered directly to the back of our large [6.…
This is a 300mm long Male TNC to Male SMA cable. This is an excellent cable for connecting one of our RTK development boards …
These are various leaded cables for attaching to multimeters, power supplies, oscilloscopes, function generators, etc. High q…
The SparkFun Buck-Boost Converter is a handy power accessory board that allows you to fine tune the amount of power your proj…
The SparkFun Buck Regulator Breakout - 5V features the AP63357, a 3.5A synchronous buck converter with a wide input voltage r…
This is a row of 40 break away headers spaced 0.1" apart with long pins on both sides. This header is especially useful when …
The 8x8 SparkFun LuMini LED Matrix, packed with 64 individually addressable LEDS, each capable of producing 16 million colors…
The SparkFun Battery Babysitter is an all-in-one single-cell Lithium Polymer (LiPo) battery manager. It’s half battery char…
USB 2.0 type A to micro USB 5-pin. This is a new, smaller connector for USB devices. Micro USB connectors are about half the …
These headers are made to work with the Arduino Uno R3, Leonardo and new Arduino boards going forward. They are the perfect h…
TRRS connectors are the audio-style connectors that you see on some phones, MP3 players and development boards. TRRS stands f…
The SparkFun 4-in-1 Multi-USB Cable is a four-headed cable that will ensure that you're never stuck looking for a USB cable t…
The SparkFun BabyBuck Regulator Breakout - 5V features the AP63357, a 3.5A synchronous buck converter with a wide input volta…
This polarized I2C cable insulation is made from silicon making it more flexible than our original Qwiic cable particularly i…
Different parts sometimes use different voltage levels to communicate. This PCA9306 Level Translator can be the key to making…
This is a 1024 x 600 resolution IPS display touchscreen for the Raspberry Pi.
These are addressable 5-meter-long 5V RGB LED strips that come packed with 300 APA102Cs. APA102 LEDs are very similar to WS28…
The Nokia 5110 is a basic graphic LCD screen for lots of applications. It was originally intended to be used as a cell phone …
The SparkFun Qwiic OLED Display can display up to three lines of text and features 128x32 pixels in a small 0.91” (diagonal…
This is a 500mm long 4-conductor cable with 1mm JST termination. It’s designed to connect Qwiic enabled components together…
The RV-8803 includes features like a temperature compensated crystal, low power consumption, and improved I2C interface inclu…
It's the end of the world, and you need a button to press. This is it. A 100mm diameter (outside diameter) dome illuminated p…
These are 26 AWG jumper wires terminated as female to female. Use these to jumper from any male header on any board, to any o…
This is a SparkFun exclusive! These are 12" long, 26 AWG jumper wires terminated as male to female. Use these to jumper from …
This Thermocouple Connector is perfect for bridging the gap between Type-K thermocouples with standard connectors with a PCB.…
Does your Arduino need to control a high voltage item, like a 12V LED strip, while needing to be powered as well? Do you want…
These are 26 AWG jumper wires terminated as male to male. Use these to jumper from any female header on any board, to any oth…
The FTDI cable is a USB to Serial (TTL level) converter which allows for a simple way to connect TTL interface devices to USB…
This board is a unique board recommended by a SparkFun customer. When playing with SD, you sometimes need to view what the SP…
This 1024 pulse per rotation rotary encoder outputs [gray code](http://en.wikipedia.org/wiki/Gray_code) which you can interpr…
The SparkFun Logomatic v2 takes everything we learned with logging analog or serial data from your projects over the years.
Ever hear of a thing called RGB? Red, Green, Blue? How about an RGB LED? These 5mm units have four pins - Cathode is the long…
This is a 10 meter (33 ft) long Male TNC to Male SMA cable with injection molded stress-relief boots.
This is a simple three wire cable. Great for jumping from board to board or just about anything else. There is a 3-pin JST RE…
This is a basic 16 character by two line display with a snazzy black background with white characters.
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…
Alligator clips (or Crocodile clips, if you prefer) are likely to be the most useful thing on your workbench besides the work…
Rotary encoders are used similarly to potentiometers. They're different from potentiometers in that an encoder has full rotat…
This RP-SMA to U.FL Cable is commonly used to attach WiFi, Bluetooth, or nRFxxx based devices to a 2.4GHz antenna. What makes…
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…
6 pin SOT-23 to DIP adaptor. Created to take SOT23 of various pin sizes breakout to DIP. This will work with 3-pin MOSFETs, B…
This is a standard issue USB 2.0 cable. This is the most common A to B Male/Male type peripheral cable, the kind that's usual…
The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s …
The SparkFun Micro OLED Breakout Board breaks out a small monochrome, blue-on-black OLED. It’s "micro", but it still packs …
