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.
2-channel PWM pulse frequency and duty cycle adjustable signal generator module Generates square and rectangular waveforms for experiment and development Frequency range: 1Hz to 150KHz, adjustable in three precision levels Features serial port control with customizable PWM settings via commands Compact design (44x30x11mm) with 5–30V DC operating voltage
5V single power supply. Wave frequency adjustable 0-400Hz adjustable frequency pure sine wave. Unipolar and bipolar modulation mode. External 12MHz crystal oscillator. PWM carrier frequency 23.4KHz. Voltage, current, temperature feedback real-time processing. Overvoltage, Undervoltage, overcurrent, overheating protection function. Pin set soft-start mode...
Temperature measuring range: 0...100°C Typical Input Voltage:3.3VDC,5VDC Operating Current:60uA Interface: Analog** We've received reports from some customers that they were unable to make the product work. To avoid any inconvenience, we suggest that you refrain from making a purchase unless you're confident that you can use it successfully.
Connect various components in your robotics and RC projects with this JST XH 2.54mm 2-pin female connector with pre-soldered wires. Ideal for use with 3D printers (like Ender 3) and LiPo batteries in RC applications. Features a compact design, pre-attached wires for convenience, and reliable connection.
The SIM800C GSM/GPRS HAT is a handy, low power Raspberry Pi HAT which features multi communication functionalities: GSM, GPRS, and Bluetooth, with up to 85.6kbps GPRS data rate. It allows your Pi to easily send messages, connect to wireless Internet, transfer data via Bluetooth, and so on. Standard Raspberry Pi 40PIN GPIO extension header, supports...
The YwRobot ESP32-S3 GPIO Extension Board is a robust breakout platform designed specifically for ESP32-S3 development boards. It provides clearly labeled access to all GPIOs, power rails, and essential functions, streamlining prototyping and development in IoT, automation, robotics, and embedded applications.
The Seeed Studio XIAO ESP32-C3 is a powerful and ultra-compact microcontroller board built around the 32-bit RISC-V-based ESP32-C3 SoC. It offers robust wireless connectivity via 2.4GHz Wi-Fi and Bluetooth 5.0, making it an excellent solution for IoT, smart home, and wearable device applications. With support for Arduino and CircuitPython, deep sleep...
Three-phase pure sine wave inverter module powered by EG8030 control chip. Converts DC power into a stable, high-efficiency AC output. Tested up to 2000W output capacity, ideal for industrial and commercial use. Requires external power backplane and three-phase transformer for operation. Ultra-low power consumption: 2mA (idle), 0.7mA (disable mode)....
High-Quality RC Battery Belt: Durable nylon strap designed for secure Lipo battery mounting. Easy Installation: Self-locking buckle ensures reliable fastening with minimal effort. Multi-Color Options: Available in 7 vibrant colors to match your RC setup. Versatile Usage: Perfect for RC helicopters, drones, and other compatible devices. Compact and...
Ideal for applications requiring electrical isolation. Ensures compatibility with standard M3 screws. Provides 6mm of spacing between mounted parts. Features a standard hex head. Offers long-lasting performance. Lightweight design.
Adjustable output voltage from 1.25V to 37V DC Supports up to 1.5A output current with built-in heatsink Wide input range: 4.5V to 40V DC Features thermal protection and current limiting for safety Compact module with easy mounting holes for permanent installations Provides low ripple output compared to DC-DC converters
Versatile Signal Generator: Supports dual modes (PWM and PULSE) for enhanced flexibility. Wide Frequency Range: Operates from 1Hz to 150KHz with ±2% frequency accuracy. Customizable Outputs: Adjust duty cycle, pulse width, delay, and number of pulses. User-Friendly Interface: LCD display for real-time monitoring and precise adjustments. Compact &...
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Easy to install. Automatic, convenient, safe and practical. It has the function of power and detection indication. The motion sensor can identify day and night automatically.
Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards and Jetson Nano, etc. Onboard Type-C interface for software debugging Onboard UART control pins, for connecting with host boards like Arduino/STM32 1x LED indicators, easy to monitor the working status Onboard USB to UART chip, the UART communication pin can be...
The Seeed Studio XIAO ESP32-S3 Sense is an advanced microcontroller board combining powerful processing, rich wireless communication, and onboard sensors in a thumb-sized footprint. Built around the dual-core ESP32-S3R8 chip, it features built-in Wi-Fi and Bluetooth 5.0, along with an integrated OV3660 camera, digital microphone, 8MB PSRAM, and 8MB Flash....
LM2596HV Power Supply Module supports both AC (5–30V) and DC (5–50V) input sources Adjustable DC output (3.3V–33V) ideal for electronics, battery charging, and power regulation High efficiency up to 92% with 3A output current capability Built-in over-current, over-temperature, and short-circuit protection Compact 51×26mm design with screw terminals for...
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GEEPAS 18650 lithium-ion battery with a 3.7V nominal voltage High-capacity 3000mAh for extended power usage Long cycle life with over 1500 charge-discharge cycles Compact size (18 x 65 mm) for versatile applications Reliable performance with a wide operating temperature range
Ideal for applications requiring electrical isolation. Ensures compatibility with standard M3 screws. Provides 10mm of spacing between mounted parts. Features a standard hex head. Offers long-lasting performance. Lightweight design.
24-pin single row round male terminal pin header (KF332 type) Standard 5.08mm pitch spacing for universal compatibility Durable copper alloy contacts for reliable electrical connections Ideal for PCB, prototyping, and DIY electronic projects Easy soldering and integration with connectors or sockets Compact and lightweight design for versatile use
Input voltage range : 3-34V DC Output voltage range : 4-35v DC adjustable Output current:3A Voltmeter range:0 to 40V,error +-0.1v Multiple output regulator. One button to switch input and output voltage display. Power-down memory function. Press the button for 3 seconds can turn OFF/ON the LED display.
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Central point temperature measurement high/low temperature auto tracking real-time temperature display Alarm buzzer: >37.2ºC: high temperature audible alarm
Tackle any terrain with Ranger’s 3 preset forms All-terrain Off-road Land Raider Super Speedy Dashing Raptor Self-balancing Nervous Bird EASY INSTALLATION: Build in as little as 45 minutes
The A7670G 4G LTE USB Dongle is a powerful and versatile communication module designed for global use. Built on the SIMCom A7670G platform, this dongle supports high-speed 4G internet, voice calls, SMS messaging, and advanced IoT features. Unlike the A7670C, the A7670G includes TTS (Text-to-Speech) voice broadcasting and DTMF audio decoding, making it...
The Nano Easy Mini One by YwRobot is a feature-rich expansion board designed specifically for Arduino Nano and compatible clones. It offers a robust platform to easily integrate motors, sensors, displays, and other peripherals, making it perfect for robotics, automation, and STEM projects.
