SmartAVI SDHN-4S-P Secure DP to HDMI KVM Switch
Best secure switch for professionals managing sensitive data across multiple networks.
This is the gold standard for managing high-security networks from a single desk without risking cross-contamination between systems. You sacrifice the convenience of plug-and-play simplicity for absolute hardware-level isolation, but for sensitive environments, that uncompromising security is exactly the point.
$850.50
at
KVM Switches Online
Who it's for
- Security-conscious IT professionals managing sensitive, air-gapped network environments
- Office workers integrating mixed DisplayPort and HDMI hardware setups
- Network administrators requiring secure, reliable peripheral switching between isolated hosts
Who should skip it
- Gamers or designers requiring high-refresh-rate 4K video performance
- Budget-conscious buyers seeking standard, non-certified KVM switching solutions
- Power users needing USB connectivity for webcams or external storage
Performance breakdown
Security Compliance
NIAP PP 3.0 certification ensures top-tier isolation for sensitive environments.
Video Fidelity
Supports 4K, though the 30Hz refresh rate limits fluid motion.
Hardware Isolation
Non-reprogrammable ROM and absolute physical separation prevent data leakage.
Peripheral Integration
Dedicated CAC port provides essential secure access for authentication devices.
Setup Convenience
Requires separate cable sourcing, adding friction to the initial installation.
Switching Reliability
Tactile front-panel buttons offer dependable, immediate control over connected sources.
Key Specs
Number of Computers Supported
4
Video Interface Type
DisplayPort, HDMI
USB Interface Type
USB 2.0
Supported Video Resolution
4K Ultra HD
Maximum Refresh Rate
30 Hz
Audio Switching Supported
True
Switching Method
Push Button, Keyboard Hotkeys
Number of Monitors per Computer
1
Mounting Type
Desktop
Operating System Compatibility
Windows, macOS, Linux
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