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AJMRTC LCUS4 4Channel USB Intelligent Relay Module, USB Serial Command Control Switch with CH340 Chip, PC Controlled Relay Board for Lab Automation, Industrial Debug and DIY Electronic Projects
Limited time offer, ends 11/25
$18.07
Free Shipping
2pcs INA219 I2C High Precision Bi-Directional DC Current Sensor Module for Zero Drift and Power Monitoring
Limited time offer, ends 11/15
$15.84
Free Shipping
Waveshare Industrial 6-Channel ESP32-S3 WiFi Relay Module, Supports WiFi/Bluetooth/RS485 Control, Onboard RS485 / Pico HAT Interfaces, with Multiple Isolation Protection Circuits
Limited time offer, ends 11/15
$59.14
Free Shipping
Waveshare Modbus RTU 32-Ch Relay Module, RS485 Interface, with Multiple Isolation Protection Circuits, Industrial-Grade, Rail-Mount Case
Limited time offer, ends 11/14
$142.78
Free Shipping
dual HDTV expansion dock, 12-in-1 high-definition MST
Limited time offer, ends 11/15
$57.79
Free Shipping
diustou USB to Multi-Serial Port Module - TTL/RS232/RS422/RS485, Extended Interface, in-Module Serial Signal Conversion, Industrial Grade Isolated Metal Shell Adapter
Limited time offer, ends 11/14
$94.78
Free Shipping
BNC to Balun-Compatible Passive Twisted Pair Video Transmitter 0-300m Transmission Distance Compatible with AHD/CVI/TVI/CVBS (Video+Power Transfer)
Limited time offer, ends 11/15
$23.33
Free Shipping
BNC to Balun-Compatible Passive Twisted Pair Video Transmitter 0-300m Transmission Distance Compatible with AHD/CVI/TVI/CVBS (Video Transfer)
Limited time offer, ends 11/15
$19.55
Free Shipping
Waveshare 16-Ch Ethernet Module, Modbus RTU/TCP, Ethernet Communication, Support PoE, Various Isolation & Protection Circuits, Industrial Rail-Mount
Limited time offer, ends 11/14
$137.78
Free Shipping
Industrial 6-Channel ESP32-S3 WiFi Relay Module, Supports WiFi/Bluetooth/RS485 Controll, Onboard RS485 / Pico HAT Interfaces, for Expanding RTC/CAN / RS232 / LoRa/Sensor, etc.
Limited time offer, ends 11/14
$74.78
Free Shipping
USB to 4-Channel 485 Serial Module CH344Q SP3485 Chip 480Mbps USB Interface Supports 485 Communication at 3M baud Rate Metal case with Isolation Multiple Protection
Limited time offer, ends 11/14
$125.79
Free Shipping
waveshare Industrial Isolated Rail-Mount RS232/485/422 Serial Server, RS232/485/422 to RJ45 Ethernet Module with POE, TCP/IP to Serial Converter, Modbus Gateway Support
Limited time offer, ends 11/14
$72.21
Free Shipping
Industrial 6-Channel ESP32-S3 WiFi Relay Module, Supports WiFi/Bluetooth/RS485 Controll, Onboard RS485 / Pico HAT Interfaces, for Expanding RTC/CAN / RS232 / LoRa/Sensor, etc.
Limited time offer, ends 11/14
$79.81
Free Shipping
