10 Best Usb Adapter Rs232 Rs485 Rs422 In The Us - Black Friday 2024
Best Choice1
StarTech.com22% OffStarTech.com 8 Port Serial Hub USB to RS232/RS485/RS422 Adapter - Industrial USB 2.0 to DB9 Serial Converter Hub - IP30 Rated - Din Rail Mountable Metal Serial Hub - 15kV ESD Protection (ICUSB234858I)
Main highlights- WIDELY COMPATIBLE: To connect industrial grade equipment to any terminal, the USB to multiple DB9 male serial converter supports current and legacy Windows, Linux, macOS, as well as embedded platforms
- RUGGED & RELIABLE: This industrial metal USB to serial adapter hub adds 8 RS-232/422/485 ports & 1 USB 2.0 port w/ 15kV ESD surge protection (level 4), IP30 rating & locking connectors on all ports
- MOUNTING OPTIONS: This metal mountable 8-port serial hub w/ 6ft (1.8 m) screw-lock USB cable incl. installs securely to a desk, wall or DIN rail using the built-in mounting ears & incl. DIN brackets
- FLEXIBLE POWER: This serial hub can be powered with either the 12V screw-locking power adapter or the 5V USB input, while each serial port (pin 9) can be set to 5V, 12V (power adapter required), or 0V
- 8 SERIAL PORTS: The ports on this USB to serial converter can be individually configured to RS232, RS422 or RS485 (2wire/4wire) at baud rates up to 921.6Kbps for devices like barcode scanners/printers
9.8Exceptional
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Value for Money2
StarTech.com11% OffStarTech.com Industrial RS232 to RS422/485 Serial Port Converter w/ 15KV ESD Protection - RS232 to RS 422 RS485 Converter Adapter (IC232485S)
Main highlights- black
- Serial adapter
- RS-422/485 x 1
- RS-232
9.7Exceptional
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3
DTechDTECH USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 11 10 8 7 XP Mac -1.5 Feet
Main highlights- rs485 serial to usb converter is 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
- USB to RS485/RS422 converter It easily lets you connect RS485 or RS422 device directly to your Laptop PC computer USB port (built with LED Troubleshooting Indicators)
- USB to RS485 cable adapter is 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, since the port do not require any additional IRQ, DMA, memory as resources on the system; RS485 for Half duplex and RS422 for Full duplex communication
- 1.5 ft serial RS-422 RS-485 to USB adapter cable supports windows 11 10 8 7, Mac and more; plug-and-play, No power supply needed
9.5Excellent
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4
DTechDTech USB to Serial Adapter RS485 RS422 R232 (3 in 1 Interface) Supports DC 5V with Breakout Board LED Lights for Multi-Kind Control Devices Windows 11 10 8 7 XP Mac (5ft)
Main highlights- Type A USB to RS232 RS485 RS422 adaptor cord with breakout connector is ideal for laptop computer, router, GPS, programming machine, printer, scanner, label writer, modem, digital camera, palm PC, LED INFO display equipment, controller CNC, PLC control, SCADA, etc
- Supports multiple systems windows 11 10 8 7 CE, Mac osx, Linux; plug and play, No power supply needed; 2 wire RS485 Half duplex (485A Positive, 485B Negative), and 4 wire RS422 Full duplex data communication
- High performance CP2102N chip and I/O auto conversion circuitry makes it a reliable serial to USB adapter converter
- 5 ft shielded USB to serial cable is ideal for industrial environment - provides 600w surge protection to protect costly and often sensitive control equipment against electrical damage
- 3 protocols in 1 cable: RS232/RS485/RS422 USB to serial adapter 5ft for Multi-Kind control devices: easily let you connect RS-232, RS-485 or RS-422 device directly to Laptop computer via USB port
9.4Excellent
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5
DTechDTECH RS232 to RS485 / RS422 Serial Communication Data Converter Adapter Mini-Size
Main highlights- Unique serial charge pump drive technology, no external power supply, the real three-wire communication (TXD,RXD,GND). No need serial port initialization
- Supports a maximum connection distance of 4000ft (1200m)
- RS 232 to 485 adapter supports baud rates up to 115.2 Kbps; Automatic sense serial signal rate
- Pro grade RS232 to RS485 / RS422 converter. It easily lets you connect any RS485 or RS422 device directly to COM port
- Best solution for the serial data communication between serial port and RS485 or RS422 device
9.3Excellent
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6
OIKWANOIKWAN USB to RS485/RS422 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 11 10 8 7 XP Mac 6 Feet
Main highlights- Wide range of applications to meet different needs: It is suitable for the connection between computers and various RS-485/RS-422 devices. Two-way mutual data transmission (USB to RS-485/RS-422, RS-485/RS-422 to USB) can be realized.
- Supports 4 communication modes: (1) Point-to-point / 4-wire full-duplex; (2) Point-to-multipoint / 4-wire full-duplex; (3) Point-to-point / two-wire half-duplex; (4) Point-to-multipoint / two-wire half-duplex.
- Compatible with a wide range of multi-system drive-free: It is compatible with all the Windows, MacOS, LinUX and other operating systems. For Win8/8.1/10/11 and MacOS systems, it is driver-free (networking automatically download to update drivers). However, For Win7/XP and LinUX systems, it is need to load driver from FTDI network and manually install.
- Automatic conversion on RS485/422 protocol mode: Through the I / O (input/output) circuit, it can automatically control the direction of data transmission and does not require any jumper settings on handshake signals (such as RTS, DTR, etc.), so the RS485/422 mode conversion can easily realized and ensure that it meets the existing communication software and interface hardware.PS: It does not support the direct use of the 9-pin connection terminal equipment.
- A stable transmission of 1200 meters due to the use of FT232+MX485 dual chip: it built-in the imported dual chip (UK FTDI232RL+MX485), plus TVS insurance diode, and support long-distance transmission for RS485/422 protocol equipment.
9.0Excellent
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7
DTechDTECH USB to RS422 RS485 Serial Port Adapter Cable with FTDI Chipset 5 Position Terminal Board for Windows 11 10 8 7 XP Mac (4 Feet)
Main highlights- USB to RS485/RS422 converter It easily lets you connect RS485 or RS422 device directly to your Laptop PC computer USB port
- USB to RS485 cable adapter is 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
- There are no IRQ and COM port conflicts, since the port do not require any additional IRQ, DMA, memory as resources on the system; RS485 for Half duplex and RS422 for Full duplex communication
- RS485 Serial to USB adapter is 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
- 4ft USB serial RS-485 RS-422 adapter cable supports windows 11 10 8 7, Mac and more; plug-and-play, No power supply needed
8.9Very Good
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8
DSD TECH11% OffDSD TECH SH-U11 USB to RS485 RS422 Converter with FTDI FT232R Chip Work for Modbus
Main highlights- USB to RS485/RS422:Industrial grade USB to RS485 RS422 converter. It easily lets you connect any RS485 or RS422 device directly to your computer's USB port
- Indicators: Built-in power and transceiver indicators. Understand the working status of the device at a glance.
- FTDI FT232R Chip:Built-in industrial grade FTDI FT232RNL/FT232RL chips, no need to worry about driver problems. Suitable for Windows 11, 10, 8, 7, Liunx, Mac OS and other operating systems.
- DSD TECH: DSD TECH focuses on the development of communication connection devices such as USB/Serial/Wireless. We have served more than 100,000 customers in Europe, North America and Japan.
- Customer Support:Offering permanent technical support and a 1-year product replacement service. All questions will be answered for you within 1 business day
8.8Very Good
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9
wavesharewaveshare FT232RNL USB to RS232/485/422/TTL Interface Converter, Industrial Isolation
Main highlights- Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal. Onboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption
- Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightningproof & ESD protection. Onboard self-recovery fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock resistance
- Fully automatic transceiver circuit with no delay, ensures the USB port communicates with different interfaces fastly and stably, without interfering with each other. Onboard TTL serial 3.3V/5V voltage translator, config the TTL level via switch
- Adopt original FT232RNL chip, fast communicating, stable and reliable, better compatibility. Supports multiple communication interface conversion: USB to RS232, USB to RS485, USB to RS422, USB to TTL
- 3 LEDs for indicating the power and transceiver status. High quality USB-B and RS232 connectors, smoothly plug/pull. Industrial grade metal case, supports wall-mount and rail-mount installations, solid and beautiful, easy to install
8.6Very Good
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10
BUELECBUELEC Industrial High Speed USB to RS232/RS485/RS422/TTL 4 in 1 Converter,Magnetic Isolated,Built-in 3000V Dual Isolation Power Module,Two-Way Independent Data Transmission,FT4232 Chipset
Main highlights- BUELEC USB Converter Support Windows,Linux,MAC,Android,Windows CE
- BUELEC USB Converter Power supply instructions,sending instructions,receiving instrutions
- BUELEC USB Converter Output interface Standard TTL, RS-232(Full-duplex),RS-485(Half-duplex),RS-422(Full-duplex)
- BUELEC USB Converter Isolation voltage Using ADI high performance magnetic decoupling isolation program
- BUELEC USB Converter Baud rate TTL(110~5Mbps),RS-232(110~1Mbps),RS-485/422(300~8Mbps),
Using ADI high performance magnetic decoupling isolation program
8.5Good
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