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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.
What kind of SparkFun item are you looking for?
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Showing 2221-2240 of 2306 products
Momentary Button - Panel Mount (Red)
A compact red momentary push button designed for panel mounting. This SPST normally-open switch is ideal for basic on/off, reset, and trigger functions in electronic projects and enclosures. Specifications Type: SPST, normally open (N.O.), momentary Colour: Red Thread Diameter: 6.75mm Overa...
DC Barrel Power Jack/Connector (SMD)
A standard SMD (surface-mount) DC barrel power jack for use with common DC wall adapters. This is the same connector size used on most Arduino boards and many other development platforms. Key Features Surface-Mount (SMD) – Reflow-solderable for custom PCB designs Standard Size – 5.5 mm outer ...
PT100 Platinum RTD Temperature Sensor
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This PT100 is a platinum RTD (Resistance Temperature Detector) for accurate temperature sensing. It has a nominal resistance of 100Ω at 0°C, with resistance changing as temperature changes.It is suitable for applications across a broad temperature range, and is commonly used where stable, repeata...
Qwiic Capacitive Soil Moisture Sensor
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This capacitive soil moisture breakout is designed for plant monitoring projects where exposed metal probes can corrode after time in the dirt. It measures moisture using a capacitive plate embedded in the board, managed by a CY8CMBR3102 Capsense® Express™ controller for improved durability in co...
Macchina A0 OBD-II Development Module
The A0 in the latest in Macchina's line of OBD-II interfaces. The A0 uses the power of the ESP32 BLE and WiFi module to allow for wireless access to the OBD-II port most modern cars have.The Macchina A0 module plugs directly into the OBD-II port found in most modern cars and receives its power fr...
Thermocouple Type-K - Stainless Steel
This is a stainless steel, Type-K Thermocouple probe. A thermocouple works by taking two wires made of dissimilar metals, connecting them at the two ends, and making a temperature gradient between one end and the other (a ‘hot’ end and a ‘cold’ one). Once this is achieved, a voltage potential is ...
Coin Cell Battery Holder - 20mm (PTH)
Basic 20mm coin cell holder. Posts can be inserted into 0.1" perf board! Holds the common CR2032 type batteries.
JST SH Vertical 6-Pin Connector - SMD
A 6-pin vertical JST SH connector in a surface-mount (SMD) package. With a 1.0mm pitch, this is a compact connector ideal for space-constrained PCB designs where a small, reliable connection is needed. This is the JST SH type (1.0mm pitch), which is smaller than the standard JST PH (2.0mm) conne...
XRP Robotics Platform Kit - Set of 10
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This set of 10 XRP kits is designed for classrooms, robotics clubs and teams that need multiple hands-on robots for learning, coding and experimentation. The platform supports beginner through advanced activities, helping students build skills in science, engineering and problem-solving.Each kit ...
Coin Cell Battery Holder - 12mm (PTH)
A through-hole 12mm coin cell battery holder for PCB mounting. Uses friction to hold the battery securely in place — the metal housing is positive (+) and the PCB pad underneath is negative (−). Commonly used for RTC backup, SRAM backup, and GPS modules. Key Features Through-Hole Mount – Solde...
Battery Holder - 1x18650 (wire leads)
A single-cell 18650 battery holder with wire leads for easy integration into projects. Drop in an 18650 lithium-ion cell and connect the bare wire leads to your circuit — no soldering to the battery required. Two 6" (150 mm) cables exit from opposite ends of the holder, terminated with bare wire...
Standoffs Plastic (4-40; 3/8; 10 pack)
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 just getting it up off the table. Each standoff has an outer diameter of 6mm. Sold in packs of 10. Check below for matching screws.
Momentary Button - Panel Mount (Black)
A small, panel-mount momentary push button in black. This SPST normally-open switch is ideal for basic on/off functions in electronics projects, control panels, and prototypes. The threaded barrel mounts through a 6.75 mm panel hole, and small solder lugs make wiring straightforward. Key Featur...
UHF RFID H9 Adhesive Tag - 30mm x 16mm
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This paper-thin adhesive UHF RFID tag is made for reliable wireless identification on small objects, inventory items, project enclosures and other assets where a compact label is useful.At just 30mm x 16mm, it can be peeled, stuck in place and scanned with a compatible RAIN UHF RFID reader/writer...
Polarized Connectors - Housing (3-Pin)
Polarized connectors and headers for your perf board/PCB projects. Use these connectors for power connections or any sensor/general connection to prevent users from connecting the peripheral incorrectly or reversed. This is for the female housing. Be sure to order the mating header and crimp pi...
Raspberry Pi Compute Module 4 I/O Board
The Raspberry Pi Compute Module 4 I/O board is the perfect compliment to get you started working the Compute Module 4 line. The Compute Module plugs right into the I/O Board and provides a multitude of inputs and outputs for prototyping or evaluation needs.The board includes 5v and 12v power conn...
XRP DIY Robotics Platform Kit (10-Pack)
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This classroom set provides ten DIY Experiential Robotics Platform hardware kits for hands-on robotics lessons, team activities and project-based STEM learning. The XRP platform is designed to support beginner through advanced tasks while building skills in science, engineering and problem-solvin...
OctoWS2811 Adapter for Teensy 3.x & 4.x
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Build large LED displays with a Teensy using this OctoWS2811 adapter board. It connects Teensy 3.2 through 4.1 boards to thousands of WS2811, WS2812 or NeoPixel-compatible LEDs, with support for driving up to eight strips in parallel via the high-speed OctoWS2811 Library.The adapter acts as an ac...
MyoWare 2 Muscle Sensor Development Kit
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This all-in-one electromyography (EMG) kit gives you the MyoWare 2 boards needed to experiment with different muscle-sensing setups. Depending on how you configure it, you can visualise muscle activity with the MyoWare 2 LED Shield or read an analogue output with an Arduino-compatible microcontro...
RockBLOCK 9603 - Iridium SatComm Module
The RockBLOCK 9603 allows you to send and receive short messages from anywhere on Earth with a clear view of the sky. It works far beyond the reach of WiFi and GSM networks. Maybe you want to transmit weather information from mid-ocean? Or use it to control your robot in the middle of the dese...
