Aten VS481C 4-Port True 4K HDMI Switch - 4096 x 2160 @ 60 Hz - HDMI 2.0 - Rack-Mountable - 4 x 1 Display Routing
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Product Features
Technical Overview
Built on ATEN's VanCryst platform, the VS481C employs advanced signal processing to handle 4:4:4 chroma subsampling at full 4K resolution. The switch maintains pixel-perfect video quality without compression artifacts, making it suitable for medical imaging, CAD visualization, and broadcast monitoring where accuracy is critical.
The unit features a bi-directional RS-232 serial port for integration with professional control systems, allowing centralized management of switching operations. LED indicators provide clear visual confirmation of active source status, while auto-switching modes enable seamless transitions between connected devices.
Relevant factors for this section include Connectivity Technology, Number of Input Devices Supported, Device Supported, Graphics Modes. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
The VS481C delivers professional-grade video switching with features typically found in higher-priced matrix systems. Its True 4K support at 60 Hz refresh rates ensures smooth motion handling for fast-paced content, while HDR compatibility preserves the dynamic range of premium .
Signal Integrity
Maintains full 4K resolution with 4:4:4 chroma subsampling across the maximum 3000 mm operating distance, preventing color degradation or signal dropouts.
- No compression artifacts
- Pixel-perfect transmission
- 3000 mm distance support
Control Flexibility
Integrates with existing AV control systems through RS-232 serial communication, while IR extension support allows remote operation from viewing positions.
- Bi-directional RS-232 port
- IR extension compatible
- Auto-switching modes
Deployment / Use Cases
The VS481C serves as a central switching hub in environments where multiple 4K sources must share a single high-resolution display. Its rack-mountable design and professional control interfaces make it ideal for permanent installations where reliability and integration are priorities.
In digital signage deployments, the switch enables rotation of content from multiple media players to a primary display. For command and control centers, it allows operators to toggle between surveillance feeds, data visualizations, and presentation sources without manual cable swapping.
Conference Room AV
Connect laptops, document cameras, and media players to a primary display, with auto-switching that detects active sources for seamless presenter transitions.
Broadcast Monitoring
Switch between multiple 4K camera feeds or editing workstation outputs to a reference monitor, maintaining color accuracy and resolution fidelity.
Physical Profile
The compact 1U rack-mountable enclosure measures just 0.98 inches in height, conserving valuable rack space in equipment cabinets. The brushed metal finish provides durability in professional environments, while the lightweight design simplifies installation and maintenance access.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 0.98" (24.89 mm), 3.23" (82.04 mm), 7.87" (199.90 mm), 1.04 lb (470 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 3.23" (82.04 mm)
- Depth
- 7.87" (199.90 mm)
- Height
- 0.98" (24.89 mm)
- Weight
- 1.04 lb (470 g)
Highlights
- Routes 4 HDMI sources to one display at True 4K resolution
- Supports 4096 x 2160 resolution at 60 Hz with 4:4:4 chroma
- HDMI 2.0 with HDCP 2.2 compliance for protected content
- HDR compatible for enhanced contrast and color depth
- Bi-directional RS-232 port for professional system control
- IR extension support for remote operation
- Auto-switching modes with LED source indicators
- Rack-mountable 1U form factor for permanent installations
- Maximum operating distance of 118.11 inches (3000 mm)
- Plug-and-play operation with no software required
Specifications
| Specifications | |
|---|---|
| Manufacturer | ATEN Technology, Inc |
| Manufacturer Part Number | VS481C |
| Brand Name | ATEN |
| Product Line | VanCryst |
| Product Model | VS481C |
| Product Name | 4-Port True 4K HDMI Switch |
| Packaged Quantity | 1 |
| Product Type | Audio/Video Switchbox |
| Technical Information | |
| Connectivity Technology | Cable |
| Number of Input Devices Supported | 4 |
| Device Supported | Display |
| Number of Displays Supported | 1 |
| Video | |
| Graphics Modes | 4K |
| Maximum Video Resolution | 4096 x 2160 |
| Interfaces/Ports | |
| HDMI In | Yes |
| HDMI Out | Yes |
| Number of HDMI Inputs | 4 |
| Number of HDMI Outputs | 1 |
| Media & Performance | |
| Maximum Operating Distance | 118.11" (3000 mm) |
| Physical Characteristics | |
| Form Factor | Rack-mountable |
| Height | 0.98" (24.89 mm) |
| Width | 3.23" (82.04 mm) |
| Depth | 7.87" (199.90 mm) |
| Weight (Approximate) | 1.04 lb (470 g) |
| Miscellaneous | |
| Country of Origin | Taiwan |
| Warranty | |
| Limited Warranty | 2 Year |
FAQ
What resolution and refresh rate does this HDMI switch support?
The ATEN VS481C supports True 4K resolution at 4096 x 2160 pixels with a 60 Hz refresh rate. This ensures smooth video playback for fast-moving content while maintaining the full detail of 4K . The switch handles 4:4:4 chroma subsampling for accurate color reproduction without compression artifacts.
How many devices can I connect to this switch?
This 4x1 HDMI switch accommodates up to four HDMI source devices connected to its inputs, with a single HDMI output to your display. It's designed for environments where multiple media players, computers, or cameras need to share one high-resolution monitor or projector without constant cable swapping.
Does this switch support HDR content?
Yes, the VS481C is fully compatible with HDR (High Dynamic Range) content. When connected to HDR-capable source devices and displays, it preserves the extended contrast ratio and wider color gamut that characterizes premium 4K content, ensuring you experience the full visual impact of HDR material.
What control options are available for this switch?
The switch offers multiple control methods including front-panel buttons, IR remote extension, and a built-in bi-directional RS-232 serial port for integration with professional AV control systems. It also features auto-switching modes that automatically detect active sources, plus LED indicators that show which input is currently routed to the output.
Is this switch rack-mountable?
Yes, the VS481C features a standard 1U rack-mountable form factor with a height of just 0.98 inches. Its compact dimensions make it ideal for installation in equipment racks within control rooms, broadcast facilities, or conference room AV cabinets where space optimization is important.
What is the maximum cable distance supported?
The switch supports HDMI signals across distances up to 118.11 inches (3000 mm) when using quality HDMI cables. This extended operating distance makes it suitable for installations where source devices are located further from the display, such as in distributed AV systems or large conference rooms.
| Qty | Price | Available |
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