Model: SDVN-4S
from $680
The IPGard 4-Port Single-Head Dual-Link DVI-I KVM Switch allows users to control keyboard, video and mouse operation on up to four computers with DVI displays or HDMI/VGA displays with an optional adapter. It supports native video resolution up to 2560 x 1600 at 60 Hz and can also support up to 4K (3840 x 2160 at 30 Hz) resolutions via an HDMI-to-DVI adapter (available separately). Designed for use in secure defense and intelligence applications, this switch is NIAP PP 3.0 certified and includes security features that meet Information Assurance safe control standards.
Matching your monitor's resolution and refresh rate capabilities with the KVM is crucial, as many budget switches cap out at 4K 30Hz or 1080p. Ensure it supports the exact number of monitors and computers you need. Available from $680.
KVM switches require very little electricity and have no consumables. Ownership costs are effectively zero beyond the initial purchase and required cabling.
Common Failure Modes
Port failure or signal degradation over time are the main issues. Active electronic components can sometimes fail, causing blinking displays or dropped USB connections.
Matching your monitor's resolution and refresh rate capabilities with the KVM is crucial, as many budget switches cap out at 4K 30Hz or 1080p. Ensure it supports the exact number of monitors and computers you need.
KVM switches are solid-state and extremely durable. They are usually replaced only when users upgrade to higher resolution monitors that the KVM cannot support.
The IPGard 4-Port Single-Head Dual-Link DVI-I KVM Switch with 4K Support is available at bhphoto, starting at $680.
KVM switches require very little electricity and have no consumables. Ownership costs are effectively zero beyond the initial purchase and required cabling.
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