ATEN VS0801A vs ATEN VS0801H: Specification Comparison
The ATEN VS0801A and VS0801H are both 8-port manual video switches in ATEN's VS series, designed for rack-mounted AV switching environments where a single display must share multiple video sources. The core distinction is signal format: the VS0801A routes analog VGA with stereo audio, while the VS0801H routes digital HDMI. Buyers evaluating these two are typically deciding between a legacy VGA infrastructure and a modern HDMI setup, with downstream implications for maximum resolution, cable run distance, and compatibility with connected displays and sources.
In This Guide
- Which switch supports the video format and resolution your sources and display actually require?
- How far can each switch reliably drive a signal, and does it carry audio alongside video?
- What control interfaces and documentation are available for each unit?
- Which should you choose: the VS0801A or the VS0801H?
- Side-by-Side Specs
- FAQ
Which switch supports the video format and resolution your sources and display actually require?
The VS0801A is a VGA (analog) switch. The specs do not list a maximum resolution for this model; no resolution figure is provided in the supplied data.
The VS0801H is an HDMI (digital) switch rated for up to 1080p (1920×1080 @ 60 Hz, 4:4:4). This is a defined, documented maximum.
If your sources and display are HDMI and you require a specified digital resolution ceiling of 1080p, the VS0801H addresses that directly. If your infrastructure is VGA-based, the VS0801A is the applicable unit; however, buyers should note that no resolution spec is available from the provided data for the VS0801A and should consult the full datasheet before finalizing.
How far can each switch reliably drive a signal, and does it carry audio alongside video?
The VS0801A is specified at a maximum distance of 1.8 m. It includes a dedicated analog audio path: one Mini Stereo Jack Female (3.5 mm, green) output, which means audio travels on a separate connector independent of the video cable.
The VS0801H is specified at a maximum distance of 3 m at 1920×1080 @ 60 Hz (4:4:4). Audio in the VS0801H is embedded in the HDMI signal itself via the single HDMI Type A Female output; no discrete audio output connector is listed in the provided specs.
The VS0801H offers a longer rated cable run (3 m vs. 1.8 m). The VS0801A provides a discrete analog audio output for installations where audio must be broken out to a separate amplifier or mixer. Buyers needing analog audio breakout should note that no equivalent discrete audio output is listed for the VS0801H.
What control interfaces and documentation are available for each unit?
Both models list RS-232 Control Tool availability under Windows, and both ship with a DC Jack power input. Neither model lists additional control interfaces (IP, USB HID, front-panel button specs, or IR) in the supplied specifications.
The VS0801A user manual is dated 2019-04-29 and references firmware version v1.1.103. The VS0801H user manual is dated 2021-05-26; no firmware version is listed in the provided specs.
From the supplied data, both units are functionally equivalent on control interface (RS-232 + DC power). The VS0801H has a more recent documentation revision date, but the practical management capability difference cannot be assessed beyond what the specs confirm.
Which should you choose: the VS0801A or the VS0801H?
Our take: The VS0801H is the stronger choice when all connected sources and displays use HDMI and a documented 1080p maximum resolution is acceptable, as it delivers a longer rated cable run (3 m vs. 1.8 m) and a current digital signal standard over a single cable. The VS0801A is the correct selection when the existing infrastructure is VGA-based or when a discrete analog audio output is required, since it provides a dedicated 3.5 mm stereo jack that the VS0801H does not list. Key spec deltas: signal format (VGA analog vs. HDMI digital), max distance (1.8 m vs. 3 m), and audio output (discrete 3.5 mm jack vs. HDMI-embedded, no discrete jack listed). Platform qualifier: neither unit is suited to resolutions above 1080p based on available specs, and both require RS-232 for serial control. Choose by installed-base signal type first.
Side-by-Side Comparison
Spec-for-spec, from manufacturer data.
| Specification | ATEN VS0801A | ATEN VS0801H |
|---|---|---|
| Signal Format | VGA (analog) | HDMI (digital) |
| Number of Ports | 8 | 8 |
| Mount Type | Rack | Rack |
| Max. Distance | 1.8 m | 3 m @ 1920×1080 @ 60 Hz (4:4:4) |
| Max. Resolution | — (not specified) | Up to 1080p (1920×1080 @ 60 Hz) |
| Video Output Connector | — (not specified) | 1 × HDMI Type A Female (Black) |
| Audio Output Connector | 1 × Mini Stereo Jack Female 3.5 mm (Green) | — (not listed) |
| Audio Transmission | Discrete analog | Embedded in HDMI signal |
| Impedance | 75 Ω | — (not specified) |
| Power Input | 1 × DC Jack | 1 × DC Jack |
| Power Supply Included | — (not specified) | 120 V adapter included |
| RS-232 Control (Windows) | Yes | Yes |
| Humidity (Operating) | 0–80% RH, Non-Condensing | 0–80% RH, Non-Condensing |
| Carton Lot | 3 pcs | 3 pcs |
| User Manual Date | 2019-04-29 | 2021-05-26 |
| Firmware Version | v1.1.103 | — (not specified) |
Frequently Asked Questions
Which should you choose: the VS0801A or the VS0801H?
The VS0801H is the stronger choice when all connected sources and displays use HDMI and a documented 1080p maximum resolution is acceptable, as it delivers a longer rated cable run (3 m vs. 1.8 m) and a current digital signal standard over a single cable. The VS0801A is the correct selection when the existing infrastructure is VGA-based or when a discrete analog audio output is required, since it provides a dedicated 3.5 mm stereo jack that the VS0801H does not list. Key spec deltas: signal format (VGA analog vs. HDMI digital), max distance (1.8 m vs. 3 m), and audio output (discrete 3.5 mm jack vs. HDMI-embedded, no discrete jack listed). Platform qualifier: neither unit is suited to resolutions above 1080p based on available specs, and both require RS-232 for serial control. Choose by installed-base signal type first.
Can the VS0801A or VS0801H carry audio as well as video?
The VS0801A includes a dedicated Mini Stereo Jack (3.5 mm) audio output, so analog audio travels on a separate connector. The VS0801H carries audio embedded within the HDMI signal; no discrete audio output is listed in the available specs. If you need to break out audio to an analog amplifier or mixer, the VS0801A has a documented path for that; the VS0801H does not list one.
Which switch supports longer cable runs between the switch and the display?
Based on the provided specifications, the VS0801H is rated to 3 m at 1920×1080 @ 60 Hz (4:4:4), while the VS0801A is rated to 1.8 m. If your installation requires the longest possible run between the switch output and the display, the VS0801H has the higher rated distance of the two.
Is either switch suitable for 4K displays?
Neither model lists 4K support in the provided specifications. The VS0801H is explicitly rated up to 1080p (1920×1080 @ 60 Hz). No maximum resolution is listed for the VS0801A in the supplied data. Buyers requiring 4K output should consult ATEN's current product line for a unit with a documented 4K specification.
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