Sparkfun

These are addressable 1-meter-long 5V RGB LED strips that come packed with 60 APA102Cs. APA102 LEDs are very similar to WS2812s with a few caveats:...

This is not your basic 7-segment display. The Dual 7-Segment Display features two digits with an RGB LED in every single segment! You will now have...

This is the 2N5192G, an NPN silicon transistor. This little transistor can help in your project by being used to help drive large loads or amplifyi...

This Piezo Alarm is a great option for when you need an audible alarm (or are just looking for a way to prank your friends). This alarm has 16 dif...

This is the 434MHz base RFM69HCW Wireless Transceiver that is found on our RFM69 Breakout. The RFM69HCW is an inexpensive and versatile radio modul...

This is the 915MHz base RFM69HCW Wireless Transceiver that is found on our RFM69 Breakout. The RFM69HCW is an inexpensive and versatile radio modul...

Cherry MX Keyswitches are top-of-the-line mechanical keyboard switches. They’re satisfyingly “clicky”, reliable up to tens-of-millions of key press...

This is the FemtoBuck, a small-size single-output constant current LED driver. Each FemtoBuck has the capability to dim a single high-power channel...

The PicoBuck LED Driver is an economical and easy to use driver that will allow you to control and blend three different LEDs on three different ch...

This is the BC337, an NPN silicon BJT (Bipolar Junction Transistor). This little transistor can help in your project by being used to help drive la...

This is a single pole, 10 position rotary switch able to select up to 10 different states in a durable package. Unlike our other rotary switch, thi...

This is the Magnetic Door Switch Set, a small reed switch assembly specifically designed to alert you when doors, drawers, or any other aperture op...

This is an IC Test Clip for 8-pin small outline integrated circuits (SOIC). This test clip assures a secure connection to all chip leads on an 8-pi...

So much power and light from such a small package. This 5 pack of \"Cool\" white 3 Watt aluminum backed PCBs is sure to shed a lot of light on any ...

So much power and light from such a small package. This 5 pack of \"Warm\" white 3 Watt aluminum backed PCBs is sure to shed a lot of light on any ...

A solid state relay (SSR) allows you to control high-curent AC loads from lower voltage DC control circuitry. Solid state relays have several advan...

This is a 3-terminal microswitch two pack, each equipped with a 20mm offset lever actuator. These switches have a great \'clicky\' sound to them wi...

This is an awesome little microSD USB reader. Just slide your microSD card into the inside of the USB connector, then stick this into a USB port an...

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 (or \"NeoPixel\") control IC built ...

This is an SMD 12mm square SPST button. What we really like is the large button head and good tactile feel (it ‘clicks’ really well). This button i...

This is an SMD 6mm square SPST button. What we really like is the little button head and good tactile feel (it ‘clicks’ really well). This button i...

We know these look like a lot of our other LEDs, but they\'re not! These are PTH Addressable RGB LEDs with a WS2812 (or \"NeoPixel\") control IC bu...

Sometimes when you have too many choices, it\'s hard to make a good decision. In fact, there are times when you just want a bag of LEDs, just one o...

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 (or \"NeoPixel\") control IC built ...