SmartAVI

SmartAVI SDVN-2D 2-Port Dual-Head Secure KVM

Expert rating7.5 / 10

Port Count:: 2
Video Standard:: DVI-I
Max Resolution:: 1920x1200 per head

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Manufacturer: SmartAVI Last updated: 2026-09-12

SmartAVI SDVN-2D 2-Port Dual-Head Secure KVM (DVI-I) Review

SmartAVI SDVN-2D 2 port dual head secure KVM DVI-I dual monitor classified NIAP entry level

The SDVN-2D is SmartAVI's entry point into dual-head secure switching — 2 computers, each driving two DVI-I monitors, switched together as a matched pair so an analyst's whole two-screen workspace flips over at once.

Dual-Head Means Both Monitors Move Together

Unlike a matrix that can independently route sources to each screen, the SDVN-2D switches both connected monitors in lockstep between the two computers, which is exactly the simpler, cheaper behavior most 2-system dual-monitor desks actually want.

DVI-I for Legacy Displays

DVI-I connectivity keeps compatibility with the analog and digital dual-monitor fleets still common in older classified facilities that haven't fully migrated to DisplayPort.

Comparison to Alternatives

Against the Vertiv Avocent SwitchView SC920, which is a single-head 2-port secure KVM, the SDVN-2D is the pick when both monitors need to switch together. For DisplayPort-native environments, the SmartAVI SDPN-2D is the direct sibling at a similar price.

Specifications

Design

Port Count	2
Switching Method	Front-panel pushbutton

Video & Features

Video Standard	DVI-I
Max Resolution	1920x1200 per head
USB Hub Ports	2
Audio Support	No

In the box and price

Price	433.50 USD

Security Certification	NIAP PP4.0 compliant design
Data Isolation	Isolated dual-head video buffers per channel
Optical Isolation	Unidirectional data diodes
Brand	SmartAVI
Model	SDVN-2D

Expert Review

Reviewed by Burooj Alam. Rated by us, not by users.

Expert rating7.5 / 10

A solid, affordable dual-head secure switch for 2-system desks still standardized on DVI-I displays.

Best for

2-system dual-monitor desks on legacy DVI-I displays
Classified facilities not yet migrated to DisplayPort
Budget dual-head secure switching without CAC requirements

Not for

Sites needing CAC/smart-card switching (see SDVN-2D-P)
DisplayPort-native environments (see SDPN-2D)
4-system desks better served by the SDVN-4D

FAQs

What are the key specifications of the SmartAVI SDVN-2D 2-Port Dual-Head Secure KVM (DVI-I)?

The SmartAVI SDVN-2D 2-Port Dual-Head Secure KVM (DVI-I) is a KVM switch from SmartAVI. Key specs: Port Count 2, Switching Method Front-panel pushbutton, Video Standard DVI-I, Max Resolution 1920x1200 per head, USB Hub Ports 2.

Who is the SmartAVI SDVN-2D 2-Port Dual-Head Secure KVM (DVI-I) best suited to?

It suits 2-system dual-monitor desks on legacy dvi-i displays, classified facilities not yet migrated to displayport, budget dual-head secure switching without cac requirements.

What are the drawbacks of the SmartAVI SDVN-2D 2-Port Dual-Head Secure KVM (DVI-I)?

It is a poor fit for sites needing cac/smart-card switching (see sdvn-2d-p), displayport-native environments (see sdpn-2d), 4-system desks better served by the sdvn-4d.