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This little round on/off toggle switch is rated up to 10A at 125VAC and can be panel mounted in a 20mm diameter hole. It'll a…
This is a simple 3.5mm TRS stereo audio jack with a screw-on plastic shroud. These are great for projects that plug into head…
This is the kind of 1/4" stereo jack you might find in home stereos and PA systems. Switched contacts allow you to detect whe…
Check out these big 10mm through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse glow.
Check out these big 10mm common cathode through-hole LEDs! The opaque epoxy package causes these LEDs to have a soft, diffuse…
Huge 10mm through-hole LEDs. Mood-light an entire wall!
SparkFun's minimal design approach to Arduino. This is a 5V Arduino running the 16MHz bootloader.
SparkFun's minimal design approach to Arduino. This is a 3.3V Arduino running the 8MHz bootloader.
This tiny audio amplifier is based on the Texas Instruments TPA2005D1. Its efficient class-D operation means low heat and lon…
This 1024 pulse per rotation rotary encoder outputs [gray code](http://en.wikipedia.org/wiki/Gray_code) which you can interpr…
Copper tape has countless applications in electronics from creating low-profile traces for electrical components to RF-shield…
With these SparkFun Safety Glasses you'll have a pair of lightweight, economical, and stylish lenses to protect your precious…
Digital calipers are an absolute essential. Here at SparkFun we use them all the time. These premium calipers come with an ex…
These nylon standoffs are 3/4" long and tapped for a 4-40 screw. These are great for mounting your board in an enclosure, or …
These nylon standoffs are 3/8" long and tapped for a 4-40 screw. These are great for mounting your board in an enclosure, or …
This is an evaluation board for the MLX90614 IR Thermometer. The sensor is connected to an ATmega328 running at 3.3V with a S…
This sealed digital temperature probe lets you precisely measure temperatures in wet environments with a simple 1-Wire interf…
Solenoids are a great way to induce linear motion for pushing, pulling or controlling switches and levers. This smaller solen…
It's blue! It's skinny! It's the Arduino Pro! SparkFun's minimal design approach to Arduino. This is a 3.3V Arduino running t…
Arduino is an open-source physical computing platform based on a simple i/o board and a development environment that implemen…
If you need to knock up a quick prototype there's nothing like having a pile of jumper wires to speed things up, and let's fa…
This non-invasive current sensor (also known as a "split core current transformer") can be clamped around the supply line of …
This is the new Arduino Uno R3. In addition to all the features of the previous board, the Uno now uses an ATmega16U2 instead…
Bare Conductive's Electric Paint is just like any other water-based paint... except that it's electrically conductive!
Resistors are a good thing, in fact, they're actually crucial in a lot of circuit designs. The only problem seems to be that …
This is similar to other 16x2 character LCDs that you've seen before but with one vibrant difference: The backlight is actual…
This is the same temperature sensor that is included in our [SparkFun Inventor's Kit](http://www.sparkfun.com/products/12060)…
The MPU-6050 is a serious little piece of motion processing tech! By combining a MEMS 3-axis gyroscope and a 3-axis accelerom…
This is a wire assembly terminated with the same 8-pin JST-SH connector which is on the Mega Pro Mini. Pick up a few of these…
This is 30 feet of conductive thread spun from stainless steel fiber and wound on a plastic bobbin. Use it to sew up all of y…
This 200 pulse per rotation rotary encoder outputs [gray code](http://en.wikipedia.org/wiki/Gray_code) which you can interpre…
These are massive single pole - double throw (SPDT) sealed relays. This means that when current is applied to the coil it thr…
These steppers have a threaded shaft, which allows them to be used as a linear actuator. As the motor runs, it moves along th…
These steppers are a great way to get things moving, especially when positioning and repeatability is a concern. This is …
A simple SMD slide switch. Perfect for when you need access to a setting or a power switch from the edge of a PCB buried deep…
This is a basic, 4-digit 7-segment display - white in color. It has a common anode. The display features one decimal point pe…
This is a simple-to-use hydrogen gas sensor, suitable for sensing hydrogen concentrations in the air.
The MMA8452Q is a smart low-power, three-axis, capacitive MEMS accelerometer with 12 bits of resolution. This accelerometer i…
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 a…
This smart SMD tester is essentially a pair of multimeter tweezers. This allows you to troubleshoot circuits with small SMD p…
This 3xAA battery holder with bare wire leads puts a nice finishing touch on your battery powered project.
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…
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…
Schottky diodes are known for their low forward voltage drop and a very fast switching action. This 1A 40V Schottky diode is …
There's nothing worse than getting ready for a good hack and then realizing that you can't even get the box open because you …
Simple shrouded 6-pin connector. Good for preventing cable connection mishaps. Use for programming, data, power, or any other…
