Description
The Kramer KIT-401/US-D(W) is a professional 4K auto-switcher and scaler kit designed for effortless, long-reach AV signal delivery in modern meeting rooms, classrooms, and collaborative spaces. This complete transmitter-and-receiver solution delivers reliable 4K HDMI™ and VGA connectivity over HDBaseT, extending signals up to 40m (130ft) at 4K@60Hz (4:2:0) and up to 70m (230ft) for 1080p content.
The KIT-401T wall-plate transmitter supports HDMI, VGA, and unbalanced audio inputs, while the KIT-400R receiver provides HDMI output, scaling, audio de-embedding, and advanced control capabilities. With simple auto-switching, intelligent EDID handling, PoC (Power over Cable), RS-232 extension, and seamless integration with Kramer Maestro room automation, this system minimizes setup time and streamlines user experience.
Designed for clean installations, the KIT-401/US-D(W) includes a white US-D size wall-plate frame and features fanless operation, embedded web control, relay triggers, and multiple configuration options—making it an elegant, dependable, and scalable AV solution.
| Category | Details |
|---|---|
| Product Type | 4K Auto-Switcher/Scaler Kit over Long-Reach HDBaseT |
| Included Components | KIT-401T wall-plate transmitter, KIT-400R receiver/scaler |
| Video Performance | Up to 4K@60Hz (4:2:0) over HDBaseT; Receiver supports 4K@60Hz (4:4:4) |
| Max Data Rate | KIT-400R: 18Gbps; KIT-400T: 10.2Gbps |
| HDBaseT Extension Distance | 40m (130ft) at 4K@60Hz (4:2:0); 70m (230ft) at 1080p |
| Transmitter Inputs | 1 HDMI, 1 VGA, 1 Unbalanced Audio |
| Transmitter Outputs | 1 HDBaseT, 1 Unbalanced Audio |
| Receiver Inputs | 1 HDBaseT, 1 HDMI |
| Receiver Outputs | 1 HDMI, 1 Balanced Audio |
| Audio Features | Audio de-embedding (balanced/unbalanced outputs) |
| Control Interfaces | Ethernet, bidirectional RS-232, contact-closure, relay, embedded web UI |
| User Controls | Source selection buttons, DIP-switches, OSD, Kramer API |
| Power | 12V DC; PoC (Power over Cable) supported |
| Operating Temperature | 0°C to +40°C (32°F to 104°F) |
| Enclosure | Transmitter: 2-gang wall-plate; Receiver: MegaTOOLS™ aluminum |
| Included Accessories | Power adapter, rubber feet, bracket set, white US-D frame |
| Model Variant | KIT-401/US-D(W) – includes white US-D size wall-plate frame |
Payment & Security
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Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
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