4 port
Serial Ports
IEEE 802.3af
100 Mbps
Form Factor
Lightweight
Black Box Industrial USB 2.0 Hub with Isolation, 4-Port External Hub, High-Retenti...
USB 2.0
IP30 Rated
4kV Isolation
3.2lb Force
50G Rating
10-30VDC
Tripp Lite B119-4X1-MV HDMI Quad Multi-Viewer Switch, 4-Port Audio/Video Switchbox...
Quad Input
Full HD
Display Modes
Built-in
Compact
Standard
USB 2.0
Desktop Hub
Setup
USB 3.0
Data transfer
Power switches
Compatible
Lightweight
Black Box USB 2.0 Extender IC404A-R2, 4-Port Multimode Fiber, Extends USB Connecti...
Fiber Extension
Transfer Rate
USB Ports
Connection Type
Compatible
Total Output
Black Box LB510A-R3 4-Port Network Extender, Extends Ethernet up to 30,000 ft, 5 R...
Feet Extension
RJ-45
Technology
Transfer Rate
Line Coding
Compliant
Black Box ServSwitch Wizard DVI Dual-Link 4-Port KVM Switchbox, USB True Emulation...
KVM Switch
Resolution
Ports
Support
Ready
Weight
VGA outputs
Max resolution
Bandwidth
Max distance
Refresh rate
VGA ports
Extension Distance
Device Capacity
Transfer Rate
Network Connection
Rugged Housing
USB 2.0
IOGEAR True 4K HDMI Switcher, 4-Port Audio/Video Switchbox, Supports 4096x2160@60H...
4096x2160@60Hz
HDMI Switch
Support
Construction
Control
Lightweight
Support
Device
Video I/O
Compatible
Compliant
Tripp Lite B006-VUA4-K-R 4-Port USB PS/2 KVM Switchbox, Desktop & Rack-Mountab...
KVM Switch
Max Resolution
Desktop/Rack
USB 2.0
Space
Lightweight
Tripp Lite U460-004-4AB 4-Port USB 3.1 Hub, Thunderbolt Compatible, USB Type-C to ...
USB-A ports
Transfer speed
Gen 1
Connector
Per port
Compact
Tripp Lite U460-004-4A-AL USB 3.1 Type-C Hub, 4-Port, 5 Gbps Transfer Speed, Alumi...
USB-A
Transfer speed
Gen 1
Connector
Housing
No drivers
AVOCENT ACS 800 Device Server Console, 4-Port, Gigabit Ethernet, DDR3 Memory, Anal...
Serial Console
Ethernet
Memory
Processor
Rack/Wall/Rail
Modem
USB hub
Data transfer
Standard
Cable included
USB 3.2
USB-A
Per Port
Self-Powered
USB-A/C
3.9oz
SIIG 4-Port USB 3.1 Gen 2 10G Hub, 2 Type-A & 2 Type-C Ports, 10Gbps High-Spee...
Data transfer
USB hub
Gen 2
Type-C ports
Type-A ports
No adapter
USB 3.1
USB-A Hub
External Power
Host Interface
Always-On Port
3.9" Design
USB 3.0
Transfer speed
Technology
External adapter
USB 2.0
Transfer speed
Power switches
Port indicators
Computer Control
Max Resolution
Connectivity
Video Support
Lightweight
No Adapter
Aruba 6400 24-Port 10GBase-T Expansion Module with 4 SFP56 Slots, 10 Gigabit Ether...
10GBase-T
SFP56
Ethernet
Fiber/Copper
6.7 lbs
Total Output
Gigabit Ports
PoE+ Support
Silent Operation
Cable Distance
Standard Compatible
ATEN UCE32100 4-Port USB 2.0 CAT 5 Video Extender, Transmitter/Receiver Set, Exten...
CAT5 Extension
USB 2.0
Wall/Rack
Total Ports
Industrial Grade
Ethernet Ready
Tripp Lite U224-1R4-R USB Hub, 4 USB 2.0 Ports, Remote Extension over Cat5 Cable, ...
USB 2.0
Transfer speed
Remote range
Extension cable
Outlets
Size
Construction
Black Box ICU544A USB 3.1 Network Extender, 4-Port Multimode Fiber, 656ft Range, 6...
Gen 1
Multimode Fiber
Transfer Speed
USB Hub
Network Port
Input Power
Black Box USB Extender Single-Mode Fiber IC406A-R2, 4-Port Hub Extends USB Connect...
Max Range
USB Hub
Transfer Speed
Single-Mode
Power Input
3.9" x 3"
Serial Ports
Max Speed
Ethernet
Compatible
Power
Wall Mount
LAN Extender
USB Hub
Extension
Compatible
Power Supply
Certified
Ultra HD
Multi Display
Latest Standard
Stream Split
12.8 oz
Black Box ServSwitch DT DVI 4-Port KVM Switch with Emulated USB Keyboard/Mouse, 19...
KVM Switch
DVI Resolution
Ports
Support
Switching
Form Factor
Black Box IC408A-R2 USB 2.0 Extender, 4-Port CATx/LAN Network, Extends USB Signals...
Extension Distance
Device Support
Transfer Rate
Connectivity
1"H Design
Activity Indicators
Black Box ServSwitch Wizard DP USB DisplayPort 4-Port KVM Switchbox, WQXGA 2560x16...
KVM Switch
2560x1600
Ports
Video
Network
1.9 lbs
ATEN CS1144DP4 4-Port USB DisplayPort Dual Display Secure KVM Switch, PSD PP v4.0 ...
Black Box USB 3.1 Extender ICU504A, 4-Port CATx Network Extender, 328ft Range, 640...
Extension Length
Transfer Rate
USB Ports
Latest Standard
CAT6A/7 Cable
USB 2.0/1.1
Belkin Universal 2nd Gen Secure KVM Switch, 4-Port Single Head, 4K 3840x2160 Resol...
3840x2160
Multi-Computer
Connectivity
Dual Interface
Desktop/Table
US Standard
AVOCENT Cybex SC800 4-Port Universal DisplayPort/HDMI Secure KVM Switch, Single Di...
KVM Switch
DP/HDMI
60Hz
Ports
Mountable
Compliant
Black Box SS4P-QH-DP-UCAC Secure KVM Switch, DisplayPort, 4-Port, CAC, NIAP 3.0, Q...
3840x2160
Computer Support
Multi-Monitor
Connectivity
Ports
Certified
High Speed
AC Adapter
2.88 oz
Portable Design
PC/Mac/Chrome
Certified
DB9 Serial
Transfer Speed
Chipset
FIFO Cache
Interface
Form Factor
StarTech.com Industrial 4-Port USB 2.0 Hub with ESD & 350W Surge Protection, T...
USB 2.0
350W Surge
Industrial Grade
-40°C to 85°C
Power Input
Bandwidth
USB-A
Speed
Power delivery
Input
Design
USB 3.0
Input
Power adapter
Charging
Compliant
Design
USB expansion
High speed
Faster transfer
No adapter
Tripp Lite U360-004-R SuperSpeed USB 3.0 Hub, 4-Port External Adapter, 5Gbps Trans...
SuperSpeed
Transfer Rate
Hub
No AC Required
Compatible
Certified