SparkFun is an online retail store that sells the bits and pieces to make your electronics projects possible. No matter what your vision is, our products and resources are designed to make the world of electronics more accessible to the average person. In addition to products, SparkFun, through our Department of Education, offers classes and online tutorials designed to help educate individuals in the wonderful world of embedded electronics. Our ever-growing product catalog boasts over 2,000 components and widgets designed to help you unleash your inner inventor.
Microwave sensor module Uses 10.525 GHz band to detect movement Easy to use, can be connected directly to a microcontroller Built-in amplifier Ideal for use with a microcontroller Widely used in industrial, transportation, and civil devices
Compact 5V DC electromagnet with 5 Kg (11 lb) holding force Approximate pickup capacity: 1 Kg (2 lb) depending on surface contact Operates on 4–6V DC with 0.6A current draw Reliable coil and iron core design with residual magnetism release Ideal for DIY, robotics, automation, and educational projects Small size: only 25mm diameter, lightweight and easy to...
The CH343P High-Speed USB to TTL Module is a compact and reliable USB-to-serial converter designed for high-speed communication, debugging, and device interfacing. Featuring the CH343P chip and a modern USB Type-C connector, this module supports baud rates up to 6 Mbps, making it ideal for upgrading legacy serial peripherals or adding additional serial...
Compact 5V DC Electromagnet with 2.5Kg holding force (P20/15) Converts electrical energy into magnetic force instantly with 5VDC input Reliable and durable build with iron core and copper coil design Quick magnetization and automatic demagnetization when power is off Ideal for DIY electronics, automation, robotics, and magnetic experiments Lightweight and...
High sensitivity 24GHz millimeter wave human presence detection radar module Detects and accumulates small movements like human breathing Higher accuracy in presence detection within a certain range Not easy to miss detections Detection distance: > 4m static human presence, > 16m motion Range: Hanging height 3m, static body detection coverage radius...
Highly sensitive and reliable Piezoelectric Vibration Sensor Module Detects vibration and measures acceleration Analog and digital outputs Suitable for industrial control systems, robotics, automotive, and consumer electronics
The TM7711 Weighing Sensor Module is a high-performance, single-chip microcomputer solution designed for precise and stable weight measurement applications. Combining a 24-bit high-resolution ADC with an integrated microcontroller, the TM7711 delivers outstanding accuracy and reliability across a wide range of load cell types.
Working voltage:2.8-3.8V ALS, IR LED and Proximity Detector in an Optical Module; Ambient Light Sensing (ALS); Approximates Human Eye Response; Programmable Interrupt Function with Upper and Lower Threshold; Up to 16-Bit Resolution; High Sensitivity Operates Behind Darkened Glass; Low Lux Performance at 0.01 lux;
8-channel reflectance sensor array with IR LED/phototransistor pairs Ideal for line-following robots, proximity detection, and surface tracking 0.375" (9.525 mm) pitch for accurate edge and path detection Independent analog voltage outputs for precise sensing MOSFET control enables LED power saving and PWM brightness control Compatible with 5V (default)...
Sound pressure level: 85DB 10cm The input voltage: 30vp-p max Operating Temperature: -20~70 Clear sound Ultra-thin and lightweight Low power consumption for voltage type
Compact voice recorder module with record & play functions Supports up to 10 seconds of voice recording and playback Simple operation with press-to-record button control Compatible with 8Ω 3W speakers or external active speakers 3-pin digital interface for Arduino or microcontroller playback triggering Lightweight, easy integration for DIY and...
Adafruit-compatible 3211 RGB Matrix Bonnet designed for Raspberry Pi with 40-pin GPIO header. Simplifies RGB matrix control and eliminates complex wiring for colorful LED display projects. Equipped with onboard level shifters to convert 3.3V signals to 5V for reliable matrix operation. Integrated power protection circuitry ensures safe and stable...
A slip ring is an electromechanical device that allows the transmission of power and electrical signals from a stationary to a rotating structure. A slip ring can be used in any electromechanical system that requires rotation while transmitting power or signals. It can improve mechanical performance, simplify system operation and eliminate damage-prone...
Sound pressure level: 85DB 10cm The input voltage: 30vp-p max Clear sound Ultra-thin and lightweight No contacts: therefore, no noise and highly reliable Operating Temperature: -20~70 Storage Temperature: -30-80
8-channel IR reflectance sensor array for line following & proximity detection Digital I/O outputs – no ADC required, faster and simpler interfacing LEDs arranged in pairs to reduce power consumption, with MOSFET control for power saving Compatible with 3.3V–5V logic, total current consumption under 100mA Optimal sensing distance: 3mm, max sensing...
P-Channel MOSFET IRF5305 rated for -55V and -31A high-power applications Low Rds(on) of 60mΩ ensures minimal power loss and high efficiency Compatible with 5V microcontrollers for easy control of high-power loads Fast switching speed and rugged HEXFET design for reliability Fully avalanche-rated with wide operating temperature range (-55°C to 175°C) Ideal...
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NEW TYPE AVAILABLE CLICK HERE Measurement range: 0-199 mg/KG Measurement accuracy: +-2%F.s Resolution: 1mg/KG (mg/L) Response time (T90, s): less than 10 Communication port: RS485 Power supply: 5V-24v DC
This 4-channel I2C multiplexer module allows multiple I2C devices with the same fixed address to be connected to a single microcontroller. It selectively routes I2C communication to one of four downstream channels, making it suitable for sensor expansion in embedded systems, robotics, and prototyping projects.
L298N-based 4WD motor driver module for multiple DC motors Compatible with Arduino, STM32, 3.3V & 5V microcontrollers Supports wide voltage range from 6V to 24V Provides peak current of up to 2A per channel Built-in LM2596 5V regulator for stable power output Equipped with enable & logic input ports for precise motor control
The 24LC32 I²C EEPROM module is a compact non-volatile memory board based on the Microchip 24LC32 chip, providing 32Kbit (4KB) of EEPROM storage.This version features STEMMA QT / Qwiic connectors, allowing solder-free plug-and-play connection using standard JST-SH cables.
Mounting bracket designed for TT DC gear motors Made from strong and durable aluminum alloy Provides rigid and secure mounting to robot bases and platforms Compact dimensions: 22mm × 12mm × 5mm Easy integration with TT DC motor and wheel bundles Lightweight yet sturdy for long-lasting performance
The OpenLog Blackbox is a compact serial data logger designed to record large amounts of data directly to a microSD card using a simple UART interface. It is widely used as a blackbox flight data logger for Cleanflight, Betaflight, Naze32, F3/F4 flight controllers, and general microcontroller projects.
Dual-axis gimbal bracket for stable camera positioning Made of lightweight aluminum alloy for durability and portability Compatible with MG90 mini servos and 4.8–5V metal gear servos Adjustable mounting holes for different camera sizes Includes screws, nuts, and spare parts for easy assembly Ideal for DIY RC robots, FPV drones, and robotics projects...
