Components

SKU: SF-COM-08662 | Brand: SparkFun

This is a simple 5mm LED with an interesting array of applications. This UV LED can be used for counterfeit detection (bills, credit cards, documents, etc), sterilization, pesticide, black lights, sun burns, the list ...

SKU: SF-PRT-08433 | Brand: SparkFun

Screw Terminals with 5mm pitch pins. Comes in 2 or 3 positions and have the really cool feature of slide-locking together to form any size you need (4, 5, up to 20 without problems). Rated up to 300V @ 8A. Terminal ca...

SKU: SF-DEV-14011 | Brand: SparkFun

This is a simple pack of five Green LilyPad LEDs that are still attached to one another, letting you snap the LEDs apart at your leisure to sew into clothing or whatever else you can dream up.LilyPad is a wearable e-t...

SKU: SF-BOB-12035 | Brand: SparkFun

Add a Micro-B USB connector to your project without the hassle of soldering tiny SMD pads. This compact breakout board routes all five pins — VCC, GND, ID, D−, and D+ — to a standard 0.1" pitch header for easy breadbo...

SKU: SF-WRL-00593 | Brand: SparkFun

PCB edge mount - SMA RF connector. Perfect for prototyping with the GPS and Cellular devices that require an antenna connection. These connectors have a female signal pin and will correctly mate with the original SMA ...

SKU: DF-SEN0156 | Brand: DFRobot

A rotary switch is a switch operated by rotation. It is often used when more than 2 positions are needed, such as multi-speed control. The Rotary Switch uses an analog input to read the 12 state which saves...

SKU: SF-COM-11841 | Brand: SparkFun

A snap-in plastic LED holder designed for 10 mm LEDs. Simply press the LED into the holder and snap the assembly into a 35/64″ (approximately 14 mm) panel hole — no screws or tools required. Key Features Snap-In De...

SKU: SF-COM-00521 | Brand: SparkFun

These are very common, high quality BJT NPN transistors made by ST Micro. Datasheet: 2N3904

SKU: SF-COM-00522 | Brand: SparkFun

These are very common, high quality BJT, PNP transistors made by ST Micro. Datasheet: 2N3906

SKU: SF-BOB-13773 | Brand: SparkFun

Cherry MX Keyswitches are top-of-the-line mechanical keyboard switches. They’re satisfyingly “clicky”, reliable up to tens-of-millions of key presses, and a standard in gaming and programming keyboards across th...

SKU: SF-COM-13689 | Brand: SparkFun

The BC337 is an NPN silicon bipolar junction transistor (BJT) suitable for switching and amplification in general-purpose circuits. With a collector current rating of 800 mA and a collector-emitter voltage of 50V, it ...

SKU: SF-CAB-13685 | Brand: SparkFun

This is a simple jumper adapter cable that comes pre-terminated with a female JST connector on one end and a breadboard hookup pigtail on the other. This cable makes it easy to connect components with a JST connector ...

SKU: SF-COM-11310 | Brand: SparkFun

This simple on-off switch is rated for 20A at 12V but who cares about all that, it looks way awesome. These toggle switches come with those missile switch covers that make your project look like something out of a spy...

SKU: AF-3143 | Brand: Adafruit

A pack of small dual-row connector housings for building custom jumper cable harnesses. Compatible with standard 0.1" pitch raw jumper wire crimp pins — snap in your crimped wires and create exactly the connector conf...

SKU: SF-COM-10820 | Brand: SparkFun

Ever hear of a thing called RGB? Red, Green, Blue? How about an RGB LED? These 5mm units have four pins: one for each color and a common anode. Use this one LED for three status indicators or pulse width modulate all ...

SKU: SF-COM-10633 | Brand: SparkFun

A large 10 mm through-hole LED with a diffused green glow. The opaque epoxy package produces a soft, even light output that's easy to see from wide viewing angles — perfect for indicators, prototyping, and decorative ...

SKU: SF-COM-12877 | Brand: SparkFun

We know this looks like a lot of our other LEDs, but it’s not! This is a PTH Addressable RGB LED with a WS2812 control IC built right into the LED. This PTH version is incredibly similar to its SMD cousin, except it i...

SKU: SF-PRT-12639 | Brand: SparkFun

A 3.5mm TRRS (tip, ring, ring, sleeve) audio jack in a surface-mount package. Unlike standard stereo TRS connectors, TRRS provides three conductors plus ground, allowing it to carry stereo audio along with an addition...

SKU: AF-724 | Brand: Adafruit

Screw terminal blocks are the clean, maintainable solution for PCB-to-wire connections — no solder, no loose ends, easy to swap out later. These 3.5mm pitch 2-pin blocks are a practical size: wide enough for a range o...

SKU: AF-816 | Brand: Adafruit

These right-angle male headers feature a 3-row configuration at standard 0.1" (2.54mm) pitch, making them ideal for connecting three-wire cables such as sensor and servo leads. Each piece is a 3×4 block, and four piec...