All Products

SKU: AF-852

This RF adapter cable is super handy for anyone doing RF work. Often times, small electronics save space by having a pick-and-placeable u.FL connector (also called uFL, IPEX, IPAX, IPX, MHF, and AM). But most antennas have SMA or RP-SMA connectors on them. This little cable will bridge the two...

SKU: AF-5444

An adapter cable that connects an RP-SMA antenna to RF modules with a w.FL (MHF3 / IPEX3) connector. Essential for adding external antennas to Wi-Fi, Bluetooth, and other RF boards that use the tiny w.FL port — such as the Adafruit Feather ESP32 V2. The cable is just over 20 cm (7.8″) long, with...

SKU: DF-DFR0778

An industrial-grade RS232 expansion shield designed for the LattePanda Alpha and LattePanda Delta. Adds a 9-pin D-Sub (DB9) male RS232 port using an FTDI USB-to-serial chip with an isolated transceiver module for reliable data transmission in demanding environments. The stackable design mounts o...

SKU: DF-DFR0734

An industrial-grade RS232 expansion shield designed specifically for the LattePanda V1. Adds one RS232 port (D-Sub 9-pin male) with signal isolation, power isolation, and surge protection for reliable serial communication in demanding environments. Uses a stackable connection with copper standof...

SKU: SF-COM-00589

The ‘must have’ IC for 3V projects. This is the RS232 converter IC that is capable of running at 3V and communicating with 3V logic. Comes in an easy to solder 16-Pin SOIC SMD package. Requires four external 0.1uF ceramic capacitors - no more 10uF monsters! Operates from 2.7V to 6V.

SKU: DF-TEL0038

A passive RS-232 to RS-485 converter that extends serial communication distance up to 1.2km using balanced differential signalling. Self-powered from the RS-232 TX/RX or RTS/CTS lines — no external power supply required. Features opto-isolation and lightning/surge protection for reliable industri...

SKU: EC-CIN3232RT

This module can be used to convert the RS232 voltage of PC to TTL voltage that used by microcontroller. Directly plug the DB9 connector your PC then you can communicate with the microcontrollers using the Serial port. It is applicable to a variety of platforms including Arduino / AVR / ARM. For A...

SKU: DF-SEN0604 · MPN: SEN0604

##Introduction The 4-in-1 soil sensor is designed to monitor key soil parameters: temperature, humidity, electrical conductivity (EC), and pH. With its wide voltage power supply range of 5-30V and RS485 data transmission using the reliable MODBUS-RTU protocol, this sensor delivers rapid, accurate...

SKU: DF-DFR0779

This industrial-grade RS485 shield from DFRobot is specially designed to expand two parallel RS485 ports (terminal) with high reliability for LattePanda Alpha and LattePanda Delta. Employing FTDI USB to serial port chip and industrial-grade isolated transceiver module, the shield comes with the c...

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: DF-SEN0605 · MPN: SEN0605

##Introduction The Soil Sensor is designed to measure and monitor the nitrogen (N), phosphorus (P), and potassium (K) levels in soil, enabling the optimization of soil fertility and creating ideal conditions for plant growth. With a broad voltage power supply range of 5-30V and data output throug...

SKU: DF-SEN0600 · MPN: SEN0600

##Introduction The RS485 Soil Sensor is designed for real-time monitoring of soil temperature and humidity, ideal for large-scale agricultural applications, greenhouse management, and fruit orchards' automatic irrigation systems. Utilizing the MODBUS-RTU protocol via RS485 communication, the sens...

SKU: DF-SEN0640 · MPN: SEN0640

  The RS485 Photoelectric Solar Radiation Sensor is designed for precise solar radiation measurement within the 400-1100nm spectral range. Utilizing the photoelectric principle, it converts sunlight into electrical signals with high accuracy. Equipped with a highly sensitive photosensitive e...

SKU: DF-SEN0641 · MPN: SEN0641

The RS485 PAR Sensor measures photosynthetically active radiation in the 400–700 nm wavelength range — the light spectrum that plants use for photosynthesis. It converts incident radiation into a signal proportional to light intensity, with cosine-corrected angular response for accurate readings ...

SKU: DF-DFR0259

Arduino RS485 is an industrial standard for long distance, anti-interferrence and reliable communication. So we create this RS485 Arduino shield, especially designed for the Arduino controller board. It converts UART/Serial protocol to RS485 protocol. This RS485 board allows Arduino access...

SKU: DF-SEN0602 · MPN: SEN0602

##Introduction This RS485 soil temperature, humidity, and pH sensor supports a broad voltage power supply range (5-30V) and communicates data through the reliable MODBUS-RTU protocol, allowing for seamless integration into existing automated irrigation systems. It can be paired with an Arduino UN...

SKU: DF-SEN0601 · MPN: SEN0601

The RS485 Soil Sensor provides real-time monitoring of soil temperature, moisture, and electrical conductivity (EC) in a single rugged probe. It communicates via the MODBUS-RTU protocol over RS485, making it easy to integrate with Arduino, Raspberry Pi, and automated irrigation or climate control...

SKU: DF-SEN0438

This industrial-grade RS485 temperature and humidity sensor features a high-precision digital transducer in a rugged aluminium alloy housing. With a wide measurement range and Modbus RTU communication, it's designed for integration into building automation, HVAC systems, and environmental monitor...

SKU: WS-31078 · MPN: 31078

Prepare for seamless industrial communication with our robust 8-Channel RS485 to RJ45 Ethernet Serial Server. This rail-mount isolated serial module is engineered to cater to the most demanding industrial environments, providing bi-directional transparent transmission and a multitude of connectiv...

SKU: WS-31077 · MPN: 31077

Transform your industrial network connectivity with the cutting-edge 8-Channel RS485 to RJ45 Ethernet Serial Server. Engineered for resilience and performance, this robust serial module is the ultimate solution for seamless data acquisition and intelligent instrument monitoring across diverse app...