All Products

SKU: DF-DFR0824

A dual-channel RS485 expansion HAT for Raspberry Pi that provides electrically isolated RS485 communication with built-in protection against lightning, surges, and transient voltage spikes. Each channel uses an isolated transceiver for reliable, interference-resistant data transmission — ideal fo...

SKU: DF-SEN0482

The wind direction sensor is a professional meteorological instrument used to measure horizontal wind direction. It integrates a hall sensor inside. The shell and weather vane is made of aluminum alloy material and uses special mold precision die casting process, featuring small dimension toleran...

SKU: DF-DFR1058 · MPN: DFR1058

##Introduction Arduino Opta, specially designed for PLC engineers, is a secure, easy-to-use micro PLC with industrial IoT capabilities. Opta is equipped with frequently used networks and protocols in multiple industries, and supports both Arduino sketch and standard PLC languages, including LD (...

SKU: DF-SEN0483

This wind speed sensor is a professional meteorological instrument used to measure horizontal wind speed within 0~32.4m/s. It integrates a hall sensor inside. The shell and wind cups are made of aluminum alloy material and use special mold precision die casting process, featuring small dimension ...

SKU: DF-FIT0737

This USB to RS485 converter module( USB 1.1，USB 2.0，USB 3.0 compatible) can expand one RS485 asynchronous communication interface from a computer’s USB interface to realize the communication between PC and other RS485 devices.The module uses a PL2303 chip and an easy-to-install driver. There are ...

SKU: DF-SEN0598

An IP68-rated ultrasonic obstacle avoidance sensor specifically designed for underwater applications. With a measurement range of 2–300cm and UART output, this compact sensor enables underwater vehicles and robots to detect obstacles without relying on cameras. Operating on a wide 5–24V voltage ...

SKU: DF-FIT0187

This rubber ring is used to afix ultrasonic sensor. It fits URM37 V4.0 Ultrasonic Sensor For Arduino / Raspberry Pi and URM04 Ultrasonic Sensor (RS485). NOTE: Other ultrasonic sensor may fit, you have to check the dimensions. SPECIFICATIONS Material: Rubber Inside diame...

SKU: DF-SEN0352

The DFRobot URM13 is a compact ultrasonic ranging sensor with an open single-probe design. It supports three communication methods — TRIG pulse (SR04-compatible), UART, and I2C — making it versatile for a wide range of applications. The sensor operates on 3.3 V or 5 V, compatible with Arduino, Ra...

SKU: DF-DFR0684

An industrial-grade RS485 expansion shield designed specifically for the LattePanda V1. This shield adds a reliable, isolated RS485 interface (via OPEN4) with comprehensive protection including signal isolation, power isolation, lightning surge protection, and transient voltage suppression — keep...

SKU: SF-DEV-14483

The SparkFun AST-CAN485 Dev Board is a miniature Arduino in the compact form factor of the Pro Mini. In addition to all the usual features that a mini Arduino has, it possesses an onboard CAN (Control Area Network) and RS485 ports, enabling quick and easy interfacing to a multitude of indust...

SKU: DF-KIT0020

An Ultrasonic sensor with scan capability is a must have feature for most robot application. This Ultrasonic scanner kit provides a cost effective way to have such feature for your robot application. This kit is able to scan upto 120 degree area with 10-400 cm (3.94-157.48") detecting range...

SKU: DF-TEL0185 · MPN: TEL0185

Introduction RainbowLink is a high-performance USB protocol converter designed for multi-channel serial communication and power output, making it ideal for IoT and industrial applications. It integrates four independent communication channels—RS485, RS232, and two TTL channels—into a single devic...

SKU: DF-ROB0148-EN-LR

Note: The product includes micro: Maqueen Lite-micro:bit Educational Programming Robot Platform with Red Housing (Installed).micro:bit board and batteries are not included.The pretty housing not only makes it more popular with children but also effectively protects the core circuit from damage.H...

SKU: DF-SEN0208

Most ultrasonic distance sensors aren't waterproof which can be a problem if you need your project to withstand the elements outdoors. No need to worry any more! We have developed waterproof ultrasonic distance sensors with a waterproof sealed emitter. This sensor is suitable for outdoor applica...

SKU: SF-DEV-21326 · MPN: DEV-21326

This compact MicroMod processor board adds an STM32F405 to a compatible MicroMod Carrier Board, giving your project an ARM® Cortex®-M4 32-bit RISC core in a small, swappable M.2 module.The bevelled edge connector keys into the MicroMod M.2 socket and is secured with the screw supplied with MicroM...

SKU: DF-FIT0006

This is a mounting bracket designed for our URM ultrasonic sensor series.It is fully compatible with URM37 and URM04. You can also have this item with only 300 reward points. SPECIFICATIONS Mounting Pitch: 14mm(0.55 in) Weight: 5g Size: 60mm x 20mm x 30mm (2.4in x 0.8in x 1.2in) SHIPPING LIS...

SKU: WS-31790 · MPN: 31790

Industrial 6-Channel RP2350 Relay Module with Onboard RS485 / Pico HAT InterfacesElevate your industrial automation with the robust Industrial 6-Channel RP2350 Relay Module, a versatile and resilient solution for managing multiple high-powered devices with ease. This industrial-grade module featu...

SKU: DF-SEN0313

A waterproof ultrasonic distance sensor with UART serial output. The A01NYUB measures distance by timing the ultrasonic pulse echo and outputs the result directly via asynchronous serial at 9600 bps — no external signal processing needed. With the included removable bell-mouth fitted, the effecti...

SKU: DF-FIT0821

A 4-port RS-485 bus hub with optical isolation and surge protection, designed for industrial environments with complex electromagnetic interference. Each port is independently opto-isolated at 2500 V and protected against 600 W lightning surges, ensuring that a fault on one network segment does n...

SKU: KS-KS0802

A hands-on learning kit that lets you build a wooden crocodile equipped with an ultrasonic sensor and servo, controlled by a BBC micro:bit or ESP32 Easy Coding Board. The basswood construction is environmentally friendly, and graphical block-based programming (MakeCode and KidsBlock) makes it acc...