Top 10 RS232 to RS422 Converter – Computer Cables & Interconnects

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1. DTech

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DTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size

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DTech #ad - It easily lets you connect any RS485 or RS422 device directly to COM port. Supports baud rates up to 115. 2 kbps; automatic sense serial signal rate. Pro grade rs232 to rs485 / rs422 converter. Unique serial charge pump drive technology, no external power supply, RXD, the real three-wire communication TXD, GND. Best solution for the communication between serial port and RS485 or RS422 device. No need serial port initialization. Supports a maximum connection distance of 4000ft 1200m.
BrandDTech #ad
ManufacturerGuangzhou DTECH Electronics Technology Co.,Ltd #ad
Height4.2 Inches
Length6.4 Inches
Width2.2 Inches
Part Number8541672854
Model8541672854

2. DTech

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DTech Active Isolated RS232 to RS485 RS422 Converter with RJ45 Serial Port Terminal Board Power Adapter DB9 Cable Optical Isolation Protection 2.5kV

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DTech #ad - Port-powered or by dc 9v-24v power adapter; LED indicators for troubleshooting - easy check in the status of power connection and balanced differential signal status. Industrial grade isolated rs232 to rs485 converter for high speed data communication between DB9 serial COM port and RS-485/422 device wired via RJ45 socket or 6 position terminal board.

Rack-mounted optocoupler with built-in repeater to amplify signals; with automatic baud rate sensing 300bps to 115200 bps; well housed in metal case ensures rapid heat dissipation. Provides power supply isolation optical isolation voltage 2500vrms 500DC continuity; RS-232 interface - 15kV ESD protection; RS485/422 end with each line of 600W lightning surge protection.

Bi-directional rs485 to rs232 isolator box supports 4 kinds of data communication: point-to-point/point-to-multilpoint 4-wire full duplex; point-to-point/point-to-multilpoint 2-wire half duplex.
BrandDTech #ad
ManufacturerGuangzhou DTECH Electronics Technology Co.,Ltd #ad
Height2.2 Inches
Length6.5 Inches
Weight0.35 Pounds
Width4.2 Inches
Part NumberDT-9026

3. StarTech

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StarTech.com Industrial RS232 to RS422/485 Serial Port Converter w/ 15KV ESD Protection, RS232 to RS 422 RS485 Converter Adapter IC232485S

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StarTech #ad - Protect sensitive industrial equipment with integrated ESD protection. Suitable for industrial environments with a rugged, wall-mountable enclosure. Communicate efficiently with connected devices through high-speed 921Kbps support. Supports rs422 and rS485 auto detect and manual switching. Communicate efficiently with connected devices through high-speed 921Kbps support.
BrandStarTech #ad
ManufacturerSTARTECH.COM #ad
Height2.01 Inches
Length5.87 Inches
Weight0.63 Pounds
Width8.39 Inches
Part NumberIC232485S
ModelIC232485S
Warranty2 year warranty

4. DTech

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DTech RS232 to RS485 Serial Converter Adapter with 4 Position Terminal Block for Industrial Long Haul Communication Data Supports 600W Anti-Surge

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DTech #ad - Enables the connections of multiple bus nodes and 32 devices can be joined in RS-485 network. Up to 115. 2kbps baud rate auto-detect can be applied to point to point two wire half duplex and point to multi-point two wire half duplex communication.

Automatic rx - tx control; rs-232 to rs-485 converter controls the “Receive” and “Transmit” modes automatically. Commercial grade bi-direction rs232 to rs485 Converter used in Industrial Long-haul Communication up to 4000ft 1200 meters. A built-in transient voltage suppressor TVS supports 600W anti-surge protection on each line of RS485 link which effectively guard devices from damage.
BrandDTech #ad
ManufacturerGuangzhou DTECH Electronics Technology Co.,Ltd #ad
Height0.7 Inches
Length3.5 Inches
Weight0.07 Pounds
Width1.3 Inches
Part NumberDT-9000
Model8541672865

5. DTech

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DTech RS232 to RS485 Converter Serial Communication Data Adapter with TX RX LED Indicators and Terminal Board

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DTech #ad - Supports 2 wire half duplex communication, point to point and point to multi-point network up to 32 RS-485 devices. 600w double lightning surge protection and 15KV static protection protects your value devices against high voltage spikes created by either by static electricity or by surges in the supply voltage.

The baud rate will be detected and adjusted automatically, up to 115200 bps; It’s port powered from RS-232 signal, no external power required. Tx and rx indicators enables you to easily know the status of sending or receiving data respectively. The passive bi-directional rs232 to rs485 converter supports reliable signal transmission over long distance: up to 4000ft over RS-485 link at a high speed.
BrandDTech #ad
ManufacturerGuangzhou DTECH Electronics Technology Co.,Ltd #ad
Height0.7 Inches
Length2.5 Inches
Weight0.08 Pounds
Width1.3 Inches
Part NumberDT-9004
ModelDT-9004

6. LFHUKEJI

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RS-232 Female to RS-485/RS-422 485/422 Female Adapter ConverterPassive, LFHUKEJI RS232 to RS485

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LFHUKEJI #ad - Media : twisted pair or shielded twisted pair. Communication distance: 3937FtRS-485 terminal, 16. 4ftrs-232 terminal. Compatibility: eia/tia rs232c standard and RS485/RS422 standard. Interface rs232 side: db9 female connector;interface RS485/RS422 side: DB9 male connector with optional included terminal board. Supports 36 decoders. Package:one pack, lightning and surge protection, industrial converter, built-in TVS protection. Working mode : asynchronous, Half-duplex, Differential Transmission;Transmission.
BrandLFHUKEJI #ad
ManufacturerGUSHU LTD. #ad
Height0.66 Inches
Length2.45 Inches
Width1.3 Inches
Part Numbergus213
Modelrs232tors485

7. DTech

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DTECH USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 10 8 7 XP Mac -1.5 Feet

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DTech #ad - With high performance quality processor chip ftdi-chipset FT232 and I/O auto conversion circuitry which makes RS 485 to USB convertor one of the most reliable dongle on the market.

Ideal for industrial environment -provides 600w surge protection and 15KV ESD isolated protection on signal pins to protect costly and often sensitive control equipment against electrical damage. There are no irq and com port conflicts, dma, since the port do not require any additional IRQ, memory as resources on the system; RS485 for Half duplex and RS422 for Full duplex communication.11. 5 ft serial rs-422 rs-485 to usb adapter cable supports windows 10 8 7, Mac and more; plug-and-play, No power supply needed. Usb to rs485/rs422 converter it easily lets you connect RS485 or RS422 device directly to your Laptop PC computer USB port.
BrandDTech #ad
ManufacturerGuangzhou DTECH Electronics Technology Co.,Ltd #ad
Height2.01 Inches
Length8.07 Inches
Weight0.11 Pounds
Width3.94 Inches
Part NumberDT-5119
Model8541673006

8. waveshare

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Waveshare USB to RS232 / RS485 / TTL Industrial Isolated Converter with Original FT232RL Embedded Protection Circuits and Aluminium Alloy Enclosure for Industrial Control Equipments

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waveshare #ad - Fully automatic transceiver circuit with no delay ensures the USB port communicates with different interfaces fastly and stably without interfering each other. This is an industrial usb to rs232/485/ttl isolated converter with original ft232rl inside.

Onboard unibody power supply isolation provides stable isolated voltage needs no extra power supply for the isolated terminal. It features embedded protection circuits such as power isolation ADI magnetical isolation and TVS diode etc. The usb to rs232/485/ttl is very easy to use fully automatic transceiving without delay.

High quality usb-b and RS232 connectors smoothly plug/pull. What's more the usb to rs232/485/ttl comes with an aluminium alloy enclosure make it solid and durable to work. Due to its fast communication stability reliability and safety it is an ideal choice for industrial control equipments and/or applications with high communication requirement.
Brandwaveshare #ad
ManufacturerWaveshare #ad
Weight0.44 Pounds
Part NumberUSB TO RS232/485/TTL
ModelUSB TO RS232/485/TTL

9. U-Tek

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UTEK UT-202 Port-Powered RS-232 to RS-422 Mini-Size

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U-Tek #ad - Working mode: asynchronous full-duplex RS422. The range of baud rate: 300bps-115. 2kbps. Unique serial charge pump drive technology, TXD/RXD/GND communication. Hot-swappable and plug & play, port-powered over RS232 RS422. Mini-size rs232 db9 female port to RS422 DB9 male connector.
BrandU-Tek #ad
ManufacturerUTEK #ad
Height2.2 Inches
Length6.4 Inches
Width4.3 Inches
Part NumberBC76816
ModelBC76816

10. DTech

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DTECH Industrial Grade RS232 to RS485 Converter Adapter Optical Isolation Protector with TX RX LED Lights for Long Haul Serial Communication

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DTech #ad - Rs 232 to 485 opto isolator serial adapter supports 2 wire half duplex communication, point to point and point to multi-point network up to 32 drops RS-485 protocol devices.

The baud rate will be detected and adjusted automatically, up to 115200 bps. Industrial grade conversion adapter with TX and RX indicators enables you to easily know the status of sending or receiving data respectively. It’s port powered from RS-232 signal, no external power required. 600w double lightning surge protection and 15KV static protection protects your value devices against high voltage spikes created by either by static electricity or by surges in the supply voltage. Mini size isolated rs232 to rs485 converter with 2. 5kvrms /500vdc photoelectric isolation voltage helps you get the precise data and prevent your valued devices from damage.
BrandDTech #ad
ManufacturerGuangzhou DTECH Electronics Technology Co.,Ltd #ad
Height0.7 Inches
Length2.5 Inches
Weight0.08 Pounds
Width1.3 Inches
Part NumberDT-9015
ModelDT-9015