Components

SKU: AF-453 | Brand: Adafruit

When you need some help driving a lot of LEDs, the MAX7219 is the best friend you could hope for. Many of us know that if you want to control a lot of LEDs, you'll want to use multiplexing, a technique that lets you c...

SKU: PL-1985 | Brand: Pololu

Keep your components separated with this 25-pack of 12mm-long (0.47") nylon spacers. These spacers have an outer diameter (OD) of 5 mm (0.20") and an inner diameter (ID) of 3.3 mm (0.13"), and they work with...

SKU: AF-471 | Brand: Adafruit

This 30mm translucent clear arcade button features a crystal-clear glossy finish and smooth button action. A pre-installed micro-switch with gold-plated contacts provides a satisfying press with tactile feedback — no ...

SKU: SF-PRT-13010 | Brand: SparkFun

This is a simple 2x3 female PTH header. This header is in the common configuration for an ISP connector. Each pin has a spacing of 0.1" in between each other. Documents: Datasheet

SKU: AF-3310 | Brand: Adafruit

A 5.5×2.1mm DC barrel connector plug for adding a standard power connector to the end of your own wires. The outer shell unscrews to reveal solder terminals and a crimp strain relief, making it easy to wire up custom ...

SKU: SF-COM-12992 | Brand: SparkFun

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 is great for user input or a good reset button on a PCB. As this is an ...

SKU: PL-1959 | Brand: Pololu

A pack of 25 steel machine screws in the #2-56 thread size with a 1-1/4″ (31.75 mm) length. These pan-head Phillips screws are zinc-plated for corrosion resistance and are commonly used in robotics, electronics enclos...

SKU: PL-1955 | Brand: Pololu

A pack of 25 steel, zinc-plated pan-head Phillips machine screws in the #2-56 thread size, 6.35 mm (1/4″) long. Commonly used in robotics, electronics enclosures, and small mechanical assemblies. Specifications Thr...

SKU: SF-COM-10613 | Brand: SparkFun

A digital potentiometer that lets you control a voltage divider with serial signals from your microcontroller. Wire it up like a standard potentiometer, then use digital commands to adjust the wiper position — no mech...

SKU: SF-PRT-10592 | Brand: SparkFun

This is the SMD version of PRT-07948, which is the unit we like to use as RTC backup and SRAM backup for GPS units. Holds battery in place with friction. The metal housing connects to the positive side of the batte...

SKU: PL-1919 | Brand: Pololu

These 1×12-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires to create reliable, removable multi-wire c...

SKU: PL-1918 | Brand: Pololu

These 2×16-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires to create reliable, removable 32-wire conn...

SKU: SF-COM-10468 | Brand: SparkFun

The MSGEQ7 is a CMOS graphic equaliser IC that divides the audio spectrum into seven frequency bands: 63 Hz, 160 Hz, 400 Hz, 1 kHz, 2.5 kHz, 6.25 kHz, and 16 kHz. Each band is peak-detected and multiplexed to provide ...

SKU: PL-1909 | Brand: Pololu

These ten-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires to create reliable, removable multi-wire co...

SKU: SF-ROB-10456 | Brand: SparkFun

This 12V DC solenoid valve controls water flow through a 3/4″ threaded inlet and outlet. It is normally closed — fluid is blocked until 12V is applied to the fast-on spade connectors on the solenoid coil. Connect it t...

SKU: SF-ROB-10455 | Brand: SparkFun

The SEAFLO mini water pump is a submersible 12 V pump capable of moving up to 1325 litres per hour (350 GPH). Powered by a heavy-duty 1.5 A motor housed in a tough thermoplastic body, it handles continuous operation i...

SKU: SF-PRT-10454 | Brand: SparkFun

Standard 4-40 zinc-plated hex nuts. A common thread size used in electronics enclosures, PCB mounting, and small hardware assemblies. Specifications Thread Size – 4-40 (UNC) Material – Zinc-plated steel Quantity ...

SKU: DF-FIT0452 | Brand: DFRobot

A 2-way lever-action wire connector made from flame-retardant material. These connectors provide a quick, solderless way to join wires — simply lift the lever, insert the stripped wire, and push the lever down to lock...

SKU: SF-COM-12792 | Brand: SparkFun

This is a 2x40 pin right-angle PTH header. This header can be broken apart with a fair amount of force to form smaller header formations. Don’t worry, it’s easy enough to break it where you need! Each pin has a spa...

SKU: SF-PRT-12790 | Brand: SparkFun

This is a 2x23 pin female PTH header, with extra long legs which makes great for stacking. This piece is in the common configuration for Beaglebone Black headers. Each pin has a spacing of 0.1" in between each othe...