STARTECH 

SV431DUSB StarTech.com 4 Port 1U Rackmount USB PS/2 KVM Switch with OSD

Mfg Part Number:  SV431DUSB  
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Price: $187.99
Quantity:
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Last Updated: Oct 27, 2025
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This 4-port USB+PS/2 KVM Switch lets you control multiple PS/2 or USB-controlled computers from a single console (USB keyboard, USB mouse, monitor).

The versatile USB PS/2 KVM switch features convenient pushbutton and hot-key control for quick, reliable switching between connected computers.

A convenient and straight-forward control solution, the USB PS/2 KVM switch supports both manual and auto-scan modes and simple configuration through the built-in OSD.

Designed to ensure maximum space-efficiency, the USB+PS/2 KVM switch features a slim 1U design that fits neatly into a server equipment rack/cabinet and offers rear cable connections to eliminate cable tangles.

Rackmount your KVM switch

If you'd like to mount this KVM switch to your server rack, StarTech.com offers a 1U Rackmount Bracket(sold separately) that turns this KVM into a rackmountable KVM.

The SV431DUSB onlyworks with specific 2-in-1 VGA and USB cables (soldseparately), a list ofStarTech.com approved cables are below:

6ft Ultra Thin USB VGA 2-in-1 KVM Cable 6ft Ultra Thin USB VGA 2-in-1 KVM Cable 10 ft Ultra Thin USB VGA 2-in-1 KVM Cable 15ft Ultra Thin USB VGA 2-in-1 KVM Cable

This product is TAA compliant and is backed by a Startech.com 3 year warranty with lifetine technical support.

More from the Manufacturer

More from the Manufacturer

Main Specification
General Information
Manufacturer StarTech.com
Manufacturer Part Number SV431DUSB
Manufacturer Website Address http://www.startech.com
Brand Name StarTech.com
Product Name 4 Port 1U Rackmount USB PS/2 KVM Switch with OSD
Packaged Quantity 1
Product Type KVM Switchbox
Technical Information
Number of Computers Supported 4
Number of Local Users Supported 1
Daisy Chain Supported Yes
Video
Maximum Video Resolution 1920 x 1440
Interfaces/Ports
USB Yes
VGA Yes
Number of USB Ports 2
Number of VGA Ports 5
Power Description
Input Voltage 9 V DC
Input Voltage Range 110V AC to 240V AC
Physical Characteristics
Color Family Black
Product Color Black
Form Factor Desktop
Form Factor Rack-mountable
Rack Height 1U
Height 1.7"
Width 5.1"
Depth 8.7"
Weight (Approximate) 3.31 lb
Miscellaneous
Package Contents
  • 4 Port 1U Rackmount USB PS/2 KVM Switch with OSD
  • 1 x Power Adapter
  • 4 x Foot Pads
  • 1 x User Manual
Environmentally Friendly Yes
Country of Origin Taiwan
TAA Compliant Yes
Warranty
Limited Warranty 3 Year
feature Manage all your computers from one convenient location with a StarTech.com KVM switch. The StarTech.com SV431DUSB let you connect 4 USB or PS/2 computers using only one USB keyboard, mouse, and monitor. Convenient pushbutton and hot-key commands allow for quick, reliable switching between your systems. Manual and Auto scan modes are supported. Our slim design needs only 1U in your cabinet and uses rear cable connections for maximum space efficiency.
  • Optional rack-mountable bracket
  • Powerful features that increase usability
  • Ultra-compatible
  • Unparalleled reliability
Features
  • A dependable 3-year warranty provides peace of mind
  • Auto-scan function automatically selects computer sequentially
  • Hotkey functions allow easy computer access
  • Identifies and selects computers by the names assign
  • Keyboard and mouse console is USB interface
  • OSD security option allows certain PCs to be password protected from unauthorized use
  • Plug-and-play system configuration
  • Rugged, all-metal 1U chassis for use in harsh environments and space-saving cabinets
  • Supports PS/2 keyboards and mouse including M/S IntelliMouse (Pro), Explorer and Optical mice
  • Unique cables for secured connection
Applications
  • Co-location/ISP computer control
  • Datacenter computer control
  • Manufacturing line computer control
  • PC test/burn-in computer control
  • Server farms
Specifications:
Warranty 3 Year
Product Height 1.69 in [43 mm]
KVM Audio No
KVM Cascadable No
KVM Interface USB
KVM IP Control No
Number of KVM Ports 4
KVM Rackmount Yes
Product Length 8.66 in [220 mm]
Power Adapter Included Yes
Power Adapter - Amperage 0.5
Power Adapter - DC Voltage 9
Power Adapter Center Tip Polarity Positive
Carton Quantity 6
Product Width 5.12 in [130 mm]
Temp Operating 5 ~ 40 C
Temp Storage -20 ~ 60 C (0-80% Humidity)
Interface Compatibility For UCNV series they can support SUN keyboard emulation
Operating System Operating system independent and transparent to all applications

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WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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