Showing 169–180 of 866 results

DFRobot MODBUS-RTU RS485 Soil NPK Measure Sensor (IP68, 5-30V)

$71.39
Description DFRobot MODBUS-RTU RS485 Soil NPK Measure Sensor (IP68, 5-30V) Delivers precise soil NPK data for optimal fertility. Operates with

DFRobot Optical Fingerprint Sensor (UART, 1000 Fingerprints)

$42.23
Description DFRobot Optical Fingerprint Sensor Achieves high-speed fingerprint-matching Includes UART interface for easy integration Stores up to 1000 unique fingerprints

DFRobot RS232 Connector Expansion Shield for LattePanda V1

$24.08
Description RS232 Connector Expansion Shield for LattePanda V1 Expand RS232 port securely Ensure reliable data transmission Protect against surges and

DFRobot RS232 to TTL Adapter

$9.50
Description Helps to connect TTL level signals Compatible with RS232 interface Suitable for use with most microcontrollers 300 to 115200

DFRobot RS485 Shield for Arduino

$12.71
Description Arduino comapatible shield to convert UART/Serial protocol to RS485 protocol Integrates a standard RS485 port, a mini RS485 port,

DFRobot Terminal Block Board for FireBeetle 2 ESP32-E IoT Microcontroller

$24.08
Description DFRobot Terminal Block Board Designed for FireBeetle 2 ESP32-e IoT Microcontroller Features stable, reliable connections with terminal block wiring