Reviews Rs232 Industrial Modem- BestItemr.com

Letotech Cross Wired USB Serial Cable FTDI ft232r USB RS232 to DB9 Female Adapter Null Modem Cable PC Control TV Cable (Null Modem pinout)

USB to Null Modem (Cross-Wired) RS232 Serial Adapter.ftdi usb serial null moldem DCE adapter cable for upgrading the old version desktop DB9 - DB9 cross wired null modem cable.
usb rs232 to db9 female adapter cable,Add a Null Modem RS232 serial port to your laptop or desktop computer through USB.
This cable is mostly specially used in PC(host) - PC(host) communication, also called null modem cable.
This cable also can be used for PC control the TV, smart TV(as nowadays the TV is a computer).
Length: 6ft Up to 921.6M RS232 transfering speed..

CP2102+ZT232 usb serial null moldem DCE adapter cable for upgrading the old version desktop DB9 - DB9 cross wired null modem cable.
usb rs232 to db9 female adapter cable,CP2102+ZT232 chip..
This cable is mostly specially used in PC(host) - PC(host) communication, also called null modem cable.
Add a Null Modem RS232 serial port to your laptop or desktop computer through USB.This cable also can be used for PC control the TV, smart TV(as nowadays the TV is a computer).
Null modem PINOUT: DB9#2-TX(yellw), 3-RX(orang), 5-GND(blk), 7-CTS(green), 8-RTS(brown).

1.5ft female to female serial null modem cable (7 wire type and full handshaking) connects your computer to device with COM port RS-232 compatible interface.
Wired as a 9 pin serial port Null-Modem cord that 2-3, 4-6, 7-8 line are cross linked (TX,RX,RTS, CTS, DTR,DSR wires are connected).
standard shielded DE9 rs232 cable female to femalewith AL foil.
DB9 female to female connector on each end equipped with screws to ensure an easy and solid connection for stable serial cross data communication.
The wires inside are of 30AWG gauge and easy to solder to, and they connect to the pins in the order of the standard wire color code.
1.5 feet short null serial adapter f/f for hooking up PC laptop to some old RS232C equipment like scanner, Modem, printer, plotter, camera, barcode / embroidery machine, touchscreen, microcontroller, factory test equipment.

USR-G781 is Industrial Serial RS232 RS485 to 4G LTE Modem with Ethernet /LAN Port and Sim Card Slot.
ARM High Performance Processor, Support 4 Socket Independent Connection.
Heartbeat Packet: can be sent to Serial or Network Periodic. To Ensure Connection is Reliable, put an end to Dead Link.
Identity /Registration Packet: Identified Header can be Added to Packets to Check Connection Status.
Serial port protection: Reverse Connection Projection, ESD Anti-Surge, Anti-static, Surge Protection.

Simple serial null modem cable (3 wire type and no hardware handshaking) extends a COM port connection between computer and some old device with RS-232 compatible.
Wired as a 9 pin serial port Null-Modem cord that 2-3 line are crosslinked (only TX/RX data and signal ground wires connected).
standard shielded DE9 female RS232 cable with AL foil.
DB9 female to female adapter extender equipped with screws on each end to ensure an easy and solid connection for stable serial cross data communication.
The wires inside are of 30AWG gauge and easy to solder to, and they connect to the pins in the order of the standard wire color code.
5 feet short null serial cord f/f for hooking up RS232C equipment like scanner, Modem, printer, plotter, camera, barcode / embroidery machine, touchscreen, microcontroller, factory test equipment.

1.5ft serial null modem serial cable (7 wire type and full handshaking) connects your computer to device with COM port RS-232 compatible interface.
Wired as a 9 pin serial port Null-Modem cord that 2-3, 4-6, 7-8 line are cross linked (TX,RX,RTS, CTS, DTR,DSR wires are connected).
standard shielded DE9 male RS232 cable with AL foil.
DB9 male to male connector on each end equipped with screws to ensure an easy and solid connection for stable serial cross data communication.
The wires inside are of 30AWG gauge and easy to solder to, and they connect to the pins in the order of the standard wire color code.
1.5 feet short null serial adapter for hooking up PC laptop to some old RS232C equipment like scanner, Modem, printer, plotter, camera, barcode / embroidery machine, touchscreen, microcontroller, factory test equipment.

Simple Serial Null Modem extension cable (3 wire type and no hardware handshaking) extends a COM port connection between computer and some old device with RS-232 compatible.
(Not VGA-CABLE) Wired as a 9 pin serial port Null-Modem cord that 2-3 line are crosslinked (only TX/RX data and signal ground wires connected).
standard shielded rs232 extender cable with AL foil.
DB9 male to female crossover adapter extender equipped with screws on each end to ensure an easy and solid connection for stable data communication.
The wires inside are of 30AWG gauge and easy to solder to, and they connect to the pins in the order of the standard wire color code.
5 feet short DE9 serial extender cord m/f for hooking up RS232C equipment like scanner, Modem, printer, plotter, camera, barcode / embroidery machine, touchscreen, microcontroller, factory test equipment.

15ft male to female serial null modem cable (7 wire type and full handshaking) connects your computer to device with COM port RS-232 compatible interface.
Wired as a 9 pin serial port Null-Modem cord that 2-3, 4-6, 7-8 line are cross linked (TX,RX,RTS, CTS, DTR,DSR wires are connected).
standard shielded DE9 rs232 cable male to female extender with AL foil.
DB9 female to male connector on each end equipped with screws to ensure an easy and solid extension connection for stable serial cross data communication.
The wires inside are of 30AWG gauge and easy to solder to, and they connect to the pins in the order of the standard wire color code.
15 feet long null serial adapter m/f for hooking up PC laptop to some old RS232C equipment like scanner, Modem, printer, plotter, camera, barcode / embroidery machine, touchscreen, microcontroller, factory test equipment.