USB Serial
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$32.75USB to RS-485 / RS-422 Converter contains an FTDI Chip with terminals photoelectric interface can convert the single ended USB signal into difference RS-422 or RS-485 signal. The converter includes Transient Voltage Suppressor technology! Learn More -
$109.76USB to RS-232/422/485 Adapter with Optical isolation with 2000 volts DC & surge protection. Built-n ESD protection up to 25KV. Learn More -
$59.99The USB-COMi-TB USB-to-RS-422/485 Industrial Serial Adapter is designed to make industrial communication port expansion quick and simple. Connecting to a USB port on your computer or USB hub. Learn More -
$19.90 As low as: $18.71Out of stock
Professional grade USB to RS485 Converter optimized for Windows 7/8/10 and Server 2003/2008. High-Speed and Interface compliance,USB1.1,2.0,3.0, EIA/TIA RS-485. Learn More -
Regular Price: $20.95
Special Price $14.95
DB-9 Female input provides screw type terminal block for TX+, TX-, RX+, RX-, GND very small portable Adapter, the DB9 to terminal micro sized iSerial-TB5 is a passive micro DB9-Female to 5-pin terminal block. Learn More -
$99.99Convert RS232 to RS422 or RS485 with this serial converter using the male and female DB9 connector. Mount the converter on flat surfaces or DIN Rail. Learn More -
$74.98 As low as: $71.68Serial RS232 to RS422 and RS485 converter with LED indicator for power and serial signals, full versatility is controlled by a built- in software configuration menu, which is accessed via terminal programs. RS422 with hardware handshake RS485 by ART (automatic receive and transmit). Learn More -
$20.89 As low as: $20.61The interface converter converts data (TXD,RXD) of RS-232C to TTL/COMS; the TTL electrical level is 0-5V, without an external power supply.
- Works with all communication software, plug & play
- Baudrate: 300bps-115.2Kbps
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$32.99 As low as: $31.01Great for RS232 communication between a PC and a device that needs an RS422 or RS485 protocol. The GM-1042E-B converter is compatible with RS-232C, RS-485/422 standards. It converts RS-232 signals into balanced differential RS-485 or RS-422 signals.
- Standards: RS-232C, RS-485/422 EIA/TIA
- Baud rate: 300bps-115.2kbps
- Transmission distance: 1,200m (RS-485/422); 5m (RS-232)
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$21.99 As low as: $19.71The GM-1011-B is an RS-232 serial port optoelectronic isolator. It adopts advanced optoelectronic isolation technology, maximally protects RS-232 serial interface devices from bad environment damage, such as ground loop circuit voltage, surge, lightning, ESD, hot-plug and electromagnetic interference, etc.
- Standards: RS-232 & CCITTV.24 asynchronous protocol
- Power: from RS-232(TXD, RTS or DTR)
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5.0 out of 5 stars
Very convenient cable.
I got this cable to lengthen a USB cable that was just a bit too
(Review by Gary Pfalzbot) -
5.0 out of 5 stars
Works like it should..
I'm using this to power my T-Mobile modem in my camper off the 12V house
(Review by Larry P) -
5.0 out of 5 stars
Perfect!.
Just what I needed.
(Review by John)