All Products

SKU: DF-SEN0156 | Brand: DFRobot

A rotary switch is a switch operated by rotation. It is often used when more than 2 positions are needed, such as multi-speed control. The Rotary Switch uses an analog input to read the 12 state which saves...

SKU: SF-COM-11841 | Brand: SparkFun

A snap-in plastic LED holder designed for 10 mm LEDs. Simply press the LED into the holder and snap the assembly into a 35/64″ (approximately 14 mm) panel hole — no screws or tools required. Key Features Snap-In De...

SKU: SF-COM-00521 | Brand: SparkFun

These are very common, high quality BJT NPN transistors made by ST Micro. Datasheet: 2N3904

SKU: SF-COM-00522 | Brand: SparkFun

These are very common, high quality BJT, PNP transistors made by ST Micro. Datasheet: 2N3906

SKU: AF-3009 | Brand: Adafruit

Short break-away male headers in a convenient pack of ten — ideal for low-profile connections where standard-height male headers would be too tall. These headers are designed to pair with short female headers for a sl...

SKU: SF-BOB-13773 | Brand: SparkFun

Cherry MX Keyswitches are top-of-the-line mechanical keyboard switches. They’re satisfyingly “clicky”, reliable up to tens-of-millions of key presses, and a standard in gaming and programming keyboards across th...

SKU: DF-SEN0165 | Brand: DFRobot

In the ever-increasing need and awareness for health and safety, water has become a focus point for proper disinfection treatment as aftereffects of industrialization can become a danger for contamination of water...

SKU: PL-1145 | Brand: Pololu

This battery holder accommodates 4× AAA batteries in series, providing approximately 6V from alkaline cells or 4.8V from NiMH rechargeables. It features wire leads for connecting to your electronics projects. Key Fea...

SKU: SF-COM-13689 | Brand: SparkFun

The BC337 is an NPN silicon bipolar junction transistor (BJT) suitable for switching and amplification in general-purpose circuits. With a collector current rating of 800 mA and a collector-emitter voltage of 50V, it ...

SKU: SF-CAB-13685 | Brand: SparkFun

This is a simple jumper adapter cable that comes pre-terminated with a female JST connector on one end and a breadboard hookup pigtail on the other. This cable makes it easy to connect components with a JST connector ...

SKU: SF-COM-11449 | 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-WIG-13660 | Brand: SparkFun

The WAV Trigger is a unique high-fidelity polyphonic audio player with surprising capabilities. Supporting up to 2048 uncompressed 16-bit, 44.1kHz wav files – the same quality as an audio CD – the WAV Trigger can p...

SKU: DF-FIT0362 | Brand: DFRobot

This battery holder takes three AA cells and provides a simple way to power compatible Arduino-style boards via a Micro USB connection.Use it with NiMH or NiCd rechargeable cells for a 3.6V battery pack, or with alkal...

SKU: SF-COM-11310 | Brand: SparkFun

This simple on-off switch is rated for 20A at 12V but who cares about all that, it looks way awesome. These toggle switches come with those missile switch covers that make your project look like something out of a spy...

SKU: SF-CAB-13244 | Brand: SparkFun

A short 150 mm (6″) USB 2.0 Type-A to Micro-B cable, ideal for connecting development boards, chargers, and other devices within compact enclosures where a full-length cable isn't needed. Specifications Connector A...

SKU: AF-3143 | Brand: Adafruit

A pack of small dual-row connector housings for building custom jumper cable harnesses. Compatible with standard 0.1" pitch raw jumper wire crimp pins — snap in your crimped wires and create exactly the connector conf...

SKU: PL-1015 | Brand: Pololu

This single-row, 5-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. ...

SKU: AF-259 | Brand: Adafruit

This is a Lithium Ion and Lithium Polymer battery charger based on the MCP73833. It uses a USB mini-B for connection to any computer or 'USB wall adapter'. Charging is performed in three stages: first a precondi...

SKU: SF-DEV-13116 | Brand: SparkFun

The SparkFun Spectrum Shield splits a stereo audio input into 7 frequency bands per channel using two MSGEQ7 graphic equaliser ICs. Read the amplitude of each band via your Arduino's ADC to create sound-reactive proje...

SKU: SF-COM-10820 | Brand: SparkFun

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 and a common anode. Use this one LED for three status indicators or pulse width modulate all ...