Search results for 'usb cable/'
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$249.994-x port RS232 to USB adapter with isolation and surge protection each serial ports offer data transfer rate up to 920 Kbps for high system performance. Users are able to connect multiple serial devices through one USB port on their system. Learn More -
$97.85 As low as: $91.98provides instant connectivity with modems, ISDN TAs, PDS, handheld & pocket PCs, digital cameras, POS, serial printers, etc. It is suitable for remote access, retail and industrial applications, data collection and other applications requiring a high speed serial communications port. Learn More -
$169.99 As low as: $154.87USB-4COMi-M USB to Quad RS-422/485 Serial Adapter for Windows 10, 8, 7 and Server 2003/2008 is housed in a metal chassis to protect the item. External dip switches to easily configure the item. Learn More -
$289.99 As low as: $268.27Optical isolated Quad RS-422/485 Serial Adapter is designed to make serial port expansion quick and simple. Connecting to a USB port on your computer or USB hub, the USB Serial Adapter instantly adds four RS-422, or RS-485 serial communication ports to your system. Learn More -
$98.95USB 2.0 quad port serial DB-9 RS-232 adapter box is designed to make serial port expansion quick and simple. It instantly adds four RS-232 serial communication ports to your system with no conflicts with FTDI Chipset Learn More -
Regular Price: $109.95
Special Price $96.70
4-Port RS-232 USB to serial adapter adds four industrial RS-232 serial ports by connecting to a USB host port and can be mounted to a Din rail conveniently for stable connections. it is compliant with USB 1.1/2.0 compatible Speed 480 Mbps, hi-speed USB and supports FIFO 128 byte transmit FIFO 384 receive FIFO. Learn More -
$219.88 As low as: $206.69Optical isolation and surge protection are available on serial port and is individually optically isolated with 2000 volt DC optical isolation on 8 signal pins, GND is isolated by 5V DC-to-DC converter. The optical isolation protects your computer from spikes and surges. Learn More -
$74.99The USBG-3X4M is an USB 3.0 Hub that comply with the Universal Serial Bus 3.0 (USB3.0) Specifications Revision 1.0 and work up to 5Gbps. It provides 4 downstream facing ports with standard Type-A USB 3.0 connectors. Learn More -
$105.59Industrial Grade | +7~24V DC Input | Surface Mountable | 480 Mbps
**In rare cases, it has been noted by Coolgear that the network sharing software may cause Windows 10 & 11 systems to Blue Screen. If you experience this issue, please follow this short guide from Coolgear to remedy the situation. If the issue persists, reach out to Coolgear via their Technical Support Form or Support Email.**
- Network Device Sharing: USB devices connected to the 4-Port USB 2.0 Over IP Network Hub can be made available to remote clients over LAN. The USB 2.0 Over IP Network 4-Port Hub shares USB devices over the TCP/IP network.
- High Speeds: This USB hub is 2.0 compliant, ensuring fast 480Mbps data transfer speeds for devices shared over the network. It supports high speed and full speed which enables it to be compatible with USB 1.1.
- Superior Build Quality: Housed in a rugged steel chassis with built in mountable flanges, the 4-port hub is perfect for installations in offices, data centers, labs, warehouses, kiosks, and other applications.
- LED Indicators: Network, Port Status, USB Link, & Power
- LAN Port: 1 RJ45 Connector
- Upstream: 1 USB Port, Type B connector, Screw-lock Type
- Downstream: 4 USB ports, Type A connectors, Screw-lock Type
- Power Connector: 2-Pin Terminal Block, DC Barrel 2.1mm ID × 5.5mm OD
- Mounting Options: Wall & Surface
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$49.49USB 2.0 Hub that comply with the Universal Serial Bus (USB) Specifications Revision 2.0 and work up to 480Mbps. It provides 4 downstream facing ports with standard A-type USB 2.0 connectors. It supports screw lock features for both upstream (USB type A) and downstream (USB type B) connectors with the screw lock USB cables. Learn More
Recent Reviews
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5.0 out of 5 stars
Perfect!.
Just what I needed.
(Review by John) -
5.0 out of 5 stars
works great.
I love the extra length it gives me for my usb cord for my phone.
(Review by Dotty) -
5.0 out of 5 stars
arrived quickly and worked - the needed drivers were on the CD that came with it..
The USB to RS-232 adapter i needed for some logging work for a computer with
(Review by Kevin Parmenter)