Prototyping

For winding custom coils, or very fine-pitch rework, we always reach for magnet wire. Magnet wire is very very thin (0.1mm diameter!) copper wir...

Are you looking to jumper two neighboring male headers (2.54mm apart) without the hassle of maneuvering and re-maneuvering wires? Well then you've ...

Connect this to that without soldering using these mini alligator clip test leads. 15" cables with alligator clip on each end in six colors. Str...

This Breadboard Compatible Speaker (a Little Bird exclusive product) is perfect for use with a breadboard as it has jumper wires with standard h...

This is a SparkFun exclusive! These are 155mm long jumpers with female connectors on both ends. Use these to jumper from any male header on any boa...

These are our favorite trim pots, perfect for breadboarding and prototyping. They have a long grippy adjustment knob and with 0.1" spacing, they...

The SparkFun WM8960 Audio Codec Breakout is a low-power, high-quality stereo codec with 1W Stereo Class D speaker drivers and headphone drivers. Th...

Battery powered, safe and without external power input function.With flexible, easy to form and flexible copper wire, you can DIY the lamp into...

These red flexible LED filament bulbs are perfect for creating unique lighting effects. With a length of 300mm, they provide plenty of light whi...

Here's a handy 6cm x 8cm Proto-board PCB that is meant for use with 2mm pitch parts - like maybe an XBee. Both sides have a green silkscreen wit...

Back in my day, if you wanted to make a mechanical keyboard, you had to solder in expensive key switches onto your PCB - and woe to the person who ...

If you need to add a panel-mount connection for Ethernet, but don't have the time or ability to cut a custom oval or square hole, this RJ-45 Ethern...

Although small in size, KW4-Z5F roller microswitches are rated for controlling electrical loads ranging from logic level (computer based circuits) ...

An easy one step connection of wires, soldered, insulated and sealed.  Can be ideal use in marine and automobile applications. Polyolefin tubing...

With the passive buzzer you can control the volume by PWM. A passive buzzer requires an AC signal to make a sound. It is like an electromagnetic ...

When 0.1" is too big, and JST PH's too chunky, this ultra-slim 1.25mm connector cable is a reliable alternative. These are 1.25mm pitch but have...

Totaling 150 connectors and matching plastic sheaths, this Spade Quick Connector Kit is a must-have for your workstation. You'll have enough connec...

USB to TTL 4-pin Wire specification: Embedded convertor: PL2303 Supports windows XP/7/8/8.1/10/... Connector: USB Type-A plug, 4-pin 2.54mm pin...

These are your run-of-the-mill 1/4 Watt  5-band resistors. Commonly used in breadboards and other prototyping applications, these 330 ohm resist...

This 5m length of EL wire (electroluminescent wire) is a flexible wire coated with phosphor which glows blue when applied with the appropriate volt...

Soldering irons work best if they're clean!This tip cleaner, made of low abrasive brass shavings, won't drop your irons temperature like normal spo...

This is a 300mm servo extension cable. This comes in very handy when your servo is further away from the controller than the wire on the servo a...

Your microcontroller probably has an ADC (analog -> digital converter) but does it have a DAC (digital -> analog converter)??? Now it can!...