Components

SKU: SF-COM-11840 | Brand: SparkFun

These snap-in plastic LED holders provide a clean, secure way to panel-mount 5 mm LEDs. Simply press the LED into the holder and snap the holder into a 7.5 mm (19/64″) mounting hole — no screws or adhesive required. T...

SKU: AF-2948 | Brand: Adafruit

The Adafruit LED Charlieplexed Matrix is a 9×16 grid of yellow LEDs arranged in a Charlieplexed configuration. Designed to pair with the IS31FL3731 LED matrix driver, this display lets you create scrolling text, anima...

SKU: SF-KIT-13815 | Brand: SparkFun

Your 5V system can wield great power with this big, beefy relay board. How does 20A on the NC contacts and 10A on the NO contacts at 220VAC sound? The SparkFun Beefcake Relay Control Kit contains all the parts you nee...

SKU: PL-2172 | Brand: Pololu

This style of high-current connector is commonly used with the 7.2V sub-C battery packs that power many RC cars. The connector is keyed so that power cannot be reversed, and a latch secures the connection so that it ...

SKU: SF-COM-00100 | Brand: SparkFun

These are high quality Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage, and/or high current devices. This relay’s coil is rated up to 12V, with a minimum switching voltage of 5V. The c...

SKU: SF-COM-13716 | Brand: SparkFun

The FemtoBuck is a compact, single-channel constant-current LED driver capable of driving high-power LEDs at up to 350 mA with input voltages up to 36 V. Dimming is controlled via PWM or an analog signal (0–2.5 V), an...

SKU: PL-1115 | Brand: Pololu

This double-row, 14-pin (2×7) extended male header with 0.1" (2.54mm) pitch features extra-long 22.85mm pins — significantly longer than standard headers. The extended length is useful for making connections that span...

SKU: PL-1114 | Brand: Pololu

This single-row, 2-pin extended male header with 0.1" (2.54mm) pitch features extra-long 22.85mm pins — significantly longer than standard headers. The extended length is useful for making connections that span greate...

SKU: SF-COM-11453 | Brand: SparkFun

These color-changing LEDs take the work out of creating crazy, flashy, blinky… ness. Simply apply power and the LED will cycle through the RGB colorspace: no external controller necessary! These bright and festive LED...

SKU: SF-COM-11450 | Brand: SparkFun

These color-changing LEDs take the work out of creating crazy, flashy, blinky… ness. Simply apply power and the LED will cycle through the RGB colorspace: no external controller necessary! These bright and festive LED...

SKU: TB-HK7715 | Brand: Little Bird

These knobs just push on to a standard 0.25 (1/4) shaft. - No more messy screws. - Complete with coloured cap. Specifications Colour / Finish ...

SKU: AF-298 | Brand: Adafruit

Need some indicators? We are big fans of these diffused green LEDs, in fact we use them exclusively in our kits. They are fairly bright so they can be seen in daytime, and from any angle. They go easily into a breadbo...

SKU: PL-1073 | Brand: Pololu

This is a basic, general-purpose blue LED in a standard T1 (3mm) package with 0.1" lead spacing.

SKU: SF-BOB-13282 | Brand: SparkFun

This is a breakout board for the WS2812B RGB LED. The WS2812B is actually an RGB LED with a WS2811 built right into the LED! All the necessary pins are broken out to 0.1" spaced headers for easy bread-boarding. Severa...

SKU: SF-PRT-11214 | Brand: SparkFun

MOSFETs are awesome. They’re like a switch that you flip electronically! This SparkFun MOSFET Power Controller makes it easy to switch a battery supply on and off using your favorite microcontroller. The board also ha...

SKU: PL-1032 | Brand: Pololu

The 0.100″ (2.54 mm) 2×16-Pin Straight Female Header is a double-row, 32-pin socket strip designed to mate with standard 0.1″ pitch male headers. Its dual-row configuration makes it suitable for high-pin-count connect...

SKU: PL-1027 | Brand: Pololu

The 0.100″ (2.54 mm) 2×7-Pin Straight Female Header is a double-row, 14-pin socket strip designed to mate with standard 0.1″ pitch male headers. The 2×7 layout provides a medium-density connection point suitable for a...

SKU: PL-1026 | Brand: Pololu

The 0.100″ (2.54 mm) 2×6-Pin Straight Female Header is a double-row, 12-pin socket strip designed to mate with standard 0.1″ pitch male headers. Its 2×6 layout provides a compact, medium-density connection suitable fo...

SKU: PL-1022 | Brand: Pololu

The 0.100″ (2.54 mm) 2×2-Pin Straight Female Header is a compact double-row, 4-pin socket strip designed to mate with standard 0.1″ pitch male headers. Its small 2×2 footprint is ideal for simple power or signal conne...

SKU: PL-1021 | Brand: Pololu

This single-row, 11-pin straight female header with 0.1" (2.54mm) pitch is designed to mate with standard 0.1" male headers. It provides a reliable socket connection for board-to-board and board-to-wire applications. ...