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HF2211 Industrial Modbus Serial R 32/RS485/RS422 WiFi/Ethernet Converter Module

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7 Channel RS485 NTC Temperature Sensor Measurement MODBUS RTU Paperless Recorder PLC NT18B07

ESTINK PLC Communication LED Display PLC Display LED Serial Port Meter Communication 4‑Digit DC5‑36V For MODBUS‑RTU RS485

Tickas 8CH RS485 Relay Modbus RTU Protocol Serial Port Remote Control Switch for PLC Control Board

Speco Technologies RS232 to RS485 Converter, Pair

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Speco Technologies RS232 to RS485 Converter, Pair

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VEVOR Industrial Counting Scale, 15 kg x 0.5 g, Digital Scale for Parts and Coins, g/kg/lb Units, Electronic Gram Scale Inventory Counting Scale Kitchen Jewelry Scale with RS232 Port and 3 LCD Screens

VEVOR Industrial Counting Scale, 15 kg x 0.5 g, Digital Scale for Parts and Coins, g/kg/lb Units, Electronic Gram Scale Inventory Counting Scale Kitchen Jewelry Scale with RS232 Port and 3 LCD Screens

Axxon 2 Port RS232 1 Megabaud PCI Controller Card

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Axxon 2 Port RS232 PCI Controller Card

iOptron RS232 to RJ9 Serial Cable

StarTech 2 Port PCI Express RS232 Serial Adapter Card with 16950 UART

StarTech 3' USB to RS232 DB9 Serial Adapter Cable with DB25 Adapter

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Axxon EPP/ECP Parallel Port + RS232 Serial PCI Express Controller Card

Tera Grand 6' Premium USB 2.0 - RS232 Serial DB9 Adapter Cable, Male Thumbscrews

Axxon 1 Port RS232 PCI Express Controller Card

VEVOR Industrial Counting Scale, 30 kg x 1 g, Digital Scale for Parts and Coins, g/kg/lb Units, Electronic Gram Scale Inventory Counting Scale Kitchen Jewelry Scale with RS232 Port and LCD Screen

VEVOR Industrial Counting Scale, 30 kg x 1 g, Digital Scale for Parts and Coins, g/kg/lb Units, Electronic Gram Scale Inventory Counting Scale Kitchen Jewelry Scale with RS232 Port and LCD Screen

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Tera Grand 6' Premium USB 2.0 - RS232 Serial DB9 Adapter Cable, Female Jack Nuts

VEVOR Industrial Counting Scale, 30 kg x 1 g, Digital Scale for Parts and Coins, g/kg/lb Units, Electronic Gram Scale Inventory Counting Scale Kitchen Jewelry Scale with RS232 Port and 3 LCD Screens

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