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Here are the main SparkFun options found—ranging from beginner kits to MicroMod/Qwiic boards and sensors.
Starter kits (best if you want a complete learning bundle)
- SparkFun Inventor's Kit - v4.1.2 ($196.35) — all-in-one electronics kit; v4.1.2 mainly updates the carrying case vs v4.1.
- Inventor's Kit for MicroPython - KIT-29326 ($238.60) — beginner-friendly kit focused on MicroPython projects, progressing from basics to more advanced builds.
Wireless / IoT dev boards
- SparkFun Thing Plus - ESP32 WROOM (USB-C) ($72.73) — ESP32-WROOM, Wi‑Fi + Bluetooth, USB‑C, Feather-compatible Thing Plus form factor.
- Thing Plus RP2350 Wireless Development Board ($63.02) — built around Raspberry Pi RP2350, geared for connected/battery IoT builds with the Thing Plus ecosystem.
- Thing Plus RP2350 Wireless Development Board (Ding & Dent) ($67.91) — Ding & Dent variant of the RP2350 Thing Plus platform.
Qwiic / sensor & interface modules (I2C/Qwiic-friendly add-ons)
- LIS3DH Triple Axis Accelerometer Breakout (Qwiic) ($8.81) — 3‑axis accelerometer breakout with Qwiic.
- SparkFun Micro 6DoF IMU Breakout - LSM6DSV16X (Qwiic) ($50.08) — 6‑axis IMU (accelerometer + gyro) with Qwiic.
- Qwiic Directional Pad (PRT-26851) ($14.73) — 5‑way navigation input over I2C/Qwiic.
- Qwiic Alphanumeric Display - Pink ($20.60) — 14‑segment alphanumeric display via Qwiic.
- Qwiic MultiStar Constellation Ornament ($10.74) — Qwiic hub that adds 4 extra Qwiic ports.
Power / expansion / carrier boards
- Ideal Diode Breakout ($10.96) — power-path help for hot swaps/one-way voltage control.
- MicroMod STM32F405 Processor Board ($43.04) — STM32F405 (Cortex‑M4) on a swappable MicroMod M.2-style module.
- MicroMod Asset Tracker Carrier Board - SARA-R510AWS ($267.25) — LTE‑M carrier built around u-blox SARA-R510AWS with AWS IoT ExpressLink.
- Ethernet Adapter for Teensy 4.1 ($9.45) — adds wired Ethernet capability for Teensy 4.1 projects.
- AgXRP Pump & Soil Moisture Sensor Expansion Pack (Beta) ($87.63) — expansion pack for AgXRP adding an additional pump + soil moisture zone.
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Showing 541-560 of 1989 products · 317 unavailable products hidden
Heatsink Compound
A 5g syringe of white thermal compound (also known as thermal grease or thermal paste) for improving heat transfer between components and heatsinks. Essential for any project where heat dissipation is critical. Composed of 50% silicone, 20% carbon, and 30% metal oxide with a thermal conductivity...
Crystal SMD 24MHz
These are very small surface mount quartz crystals used where size is a concern. 24MHz for maximum speed. Note: The datasheet below is a generic datasheet for many of our crystals. The value of the crystal may not match. Features: Small 5x3.2mm footprint Operating temperature: -40-85C Frequen...
Weather Meter Kit
This Weather Meter Kit provides the three core sensors for a DIY weather station: an anemometer (wind speed), a wind vane (wind direction), and a rain gauge. All three sensors use passive magnetic reed switches rather than active electronics, making them simple to interface with any microcontroll...
LED - Ultraviolet
This is a simple 5mm LED with an interesting array of applications. This UV LED can be used for counterfeit detection (bills, credit cards, documents, etc), sterilization, pesticide, black lights, sun burns, the list goes on. Please wear eye protection when using these LEDs.Features: T1 ¾ 5mm cle...
Relay Control PCB
A bare PCB for building a relay control circuit, based on SparkFun's Controllable Power Outlet tutorial. It allows you to switch high-voltage loads using a simple 0–5V GPIO signal from any microcontroller. Components must be sourced and soldered separately. Key Features Bare PCB – Solder your ...
CAT 6 Cable - 3ft
This 3ft Category 6 (CAT 6) Ethernet cable is the solution to your internet working needs. With a speed of up to 500MHz you can connect to your LAN/WAN segments and networking gear at maximum speed. Also, with its superior connector you get a cable that is built for speed and endurance. Check t...
9V Snap Connector
A classic 9V battery snap connector terminated with a 2-pin polarised Molex connector. Ideal for quick-connect battery power in breadboard and prototyping setups. Key Features Molex Terminated – 2-pin polarised connector for secure, reversible connections Cable Length – 5 inches (approximatel...
LED Holder - 10mm
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 Design – No screws needed; press-fit into panel holes 10 mm LED Compatible – Fits...
Vacuum Pump - 12V
This vacuum pump really sucks! This pump operates at 12V and has enough suction for most small projects. We even used one to make our very own universal gripper using coffee grounds, balloon and some other parts. Features: 12V motor 12W operation ¼" barbs 0-16" Hg vacuum range Documents: Di...
OpenMV Cam RT1062
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The OpenMV Cam RT1062 is a small, low power, microcontroller board which allows you to easily implement applications using machine vision in the real-world. You program the OpenMV Cam in high level Python scripts (courtesy of the MicroPython Operating System) instead of C/C++. This makes it easie...
Infrared Detector
An Infrared detector is a detector that reacts to infrared (IR) radiation. These simple devices operate at 940nm and work well for generic IR systems including remote control and touch-less object sensing. Using a simple ADC on any microcontroller will allow variable readings to be collected from...
Teensy Header Kit
These headers are made to work with the Teensy 3.2 and Teensy LC development boards. Each kit of headers makes your Teensy breadboard compatible and will allow for stacking a Teensy and Teensy-compatible shield board. This kit includes five headers (two 13-pin, one 7-pin, one 3-pin, and one 2x...
Crystal SMD 16MHz
These are very small surface mount quartz crystals used where size is a concern. Ideal for use with the nRF2401 ICs. Features: Small 5x3.2mm footprint Operating temperature: -20°C ~ +70°C Frequency Tolerance: +/- 20ppm 18pF load capacitance Documents: Datasheet
RFID Tag (125kHz)
A basic 125 kHz RFID tag with a unique 40-bit ID, ideal for access control, identification, and automation projects. The tag uses the EM4001 ISO-based RFID IC with Manchester encoding. This blank, smooth, credit-card-sized tag is mildly flexible and ready for a logo or label. It is read-only and...
EL Wire - Blue 3m
A 3-metre length of blue electroluminescent (EL) wire that produces a bright, even neon-like glow when driven by an AC inverter. The flexible, phosphor-coated wire is 2.3 mm in diameter and terminated with a JST PH connector for easy connection to compatible EL driver boards and inverters. Key F...
Relay SPDT Sealed
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 contacts are rated up to 5A (@250VAC, 30VDC).
Qwiic IR Breakout
Have you ever needed to monitor your yogurt in the community fridge because there’s a yogurt thief loose at work? Or have you ever needed the lights to flick on when walking in a room because your hands were full of groceries? The Qwiic IR breakout is the solution to all your people-detecting nee...
9V Battery Holder
A snap-in 9V battery holder with a 5.5mm/2.1mm centre-positive barrel jack connector. The battery clicks securely into place, and three mounting holes allow you to attach the holder to an enclosure or chassis. Key Features Snap-In Design – Battery clicks securely into place 5.5mm/2.1mm Barrel...
Wheel Encoder Kit
The DAGU Wheel Encoder Kit is a simple add-on for wheeled robots that measures speed and distance travelled. Each kit includes two neodymium 8-pole magnets with rubber hubs and two hall-effect sensors, providing reliable rotational feedback for odometry and motion control. The sensors come pre-t...
SPDT Slide Switch
This is a simple SPDT slide switch - great for use as an ON/OFF button, or just as a general control switch. The pins are spaced by 0.1", however they are incredibly thin making breadboard use not recommended. The switch is rated for 0.3A at 50VDC.This switch is just a bit smaller than our popula...
