Kramer VP-427X1 4K HDR HDBT Receiver / Scaler Tool
Best professional solution for high-end AV signal management and display scaling.
The Kramer VP-427X1 is a versatile 4K HDR HDBaseT receiver and scaler designed for professional AV installations. It seamlessly scales all video inputs to resolutions up to 4K@60Hz (4:4:4), ensuring pristine signal quality and synchronization. This device de-embeds audio to balanced stereo outputs and extends control signals like RS-232, IR, and Ethernet over a single HDBaseT cable. With built-in automated control capabilities and convenient front-panel operation, the VP-427X1 simplifies complex setups requiring high-definition video extension and reliable system management.
$1072.00
Owner Satisfaction
4.5
/ 5
Category Rank
107
/ 374
#107 in Scan Converters
Price vs Category Average
+46%
Above average
Output Resolution
460444
/ Up to K@Hz (::)
Who it's for
- Integrators needing seamless resolution matching across mixed display hardware
- Professionals building future-proof systems for high-bandwidth 4K HDR content
- Installers managing long-distance signal distribution over standard Cat cabling
Who should skip it
- Budget-conscious buyers seeking affordable consumer-grade signal extension solutions
- Users wanting a standalone device without additional proprietary transmitter hardware
- Novice installers lacking experience with complex web-based configuration interfaces
Performance breakdown
Scaling Precision
Maintains pristine 4K clarity with high-fidelity 4:4:4 color reproduction.
Signal Versatility
Seamlessly handles complex HDBaseT and HDMI routing for professional environments.
Control Integration
Robust support for RS-232 and Ethernet simplifies automated system management.
Audio Flexibility
Reliable de-embedding provides clean balanced stereo output for external systems.
Installation Efficiency
Compact, fan-less design ensures easy integration into tight rack spaces.
Transmission Range
Extends high-resolution signals over long distances without compromising image integrity.
Key Specs
Output Resolution
Up to 4K@60Hz (4:4:4)
Video Support
4K HDR, HDCP 1.4 / 2.2, xvYCC color
Input Types
1 x HDBaseT, 1 x HDMI
Maximum Signal Length
180m over CAT cables at 4K@60Hz (4:2:0)
Audio Outputs
Analog balanced stereo output
Control Interfaces
RS-232, Ethernet, front panel
Chroma Subsampling
4:4:4 supported up to 4K@60Hz
Firmware Upgradable
Yes, via local USB port
Features
- Scales video up to 4K@60Hz (4:4:4)
- De-embeds audio to analog stereo output
- Extends control signals over HDBaseT
- Supports automatic CEC display control
- Built-in automated control via sensors
- ProcAmp for image quality adjustments
- Easy firmware updates via USB
- Compact, fan-less design
What customers say
This Kramer unit is highly valued for its exceptional reliability in professional A/V settings. Users consistently praise its flawless transmission of high bandwidth 4K HDR signals over long HDBaseT distances. The integrated, high-quality scaling engine is a key feature, simplifying compatibility between older sources and modern 4K displays, which greatly reduces installation complexity. Excellent EDID management effectively resolves common handshake problems, ensuring smooth system integration. While the premium cost is noted, users find the robust performance, powerful scaling, and essential control features justify the investment for mission-critical applications where signal integrity is essential.
Know before you buy
Yes, the device is capable of both upscaling and downscaling, allowing you to match incoming video signals to the native resolution of your connected display.
Yes, the VP-427X1 features an analog balanced stereo output that allows you to de-embed audio from the incoming HDMI or HDBaseT signal for use with external sound systems.
You can extend signals up to 180 meters over standard CAT cabling when running at 4K@60Hz (4:2:0) resolution.
Yes, it includes built-in automated control capabilities, including CEC support for displays and sensor-based automation to streamline your AV environment.
Yes, the unit is fully compliant with HDCP 1.4 and 2.2, ensuring it can handle modern 4K HDR content without compatibility issues.
Firmware updates are straightforward and can be performed locally by connecting a drive to the unit's dedicated USB port.
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