Description
The Kramer SWT3-31-HU is a high-performance 3x1 4K60 switcher built for modern hybrid meeting spaces, combining USB-C, HDMI, and USB switching into one compact, easy-to-deploy solution. Designed for seamless BYOD workflows, it supports DP-Alt-Mode USB-C devices, provides up to 60W USB-C charging, and intelligently routes AV and USB data to ensure effortless collaboration for both in-room and remote participants.
With mirrored HDMI output, advanced EDID handling, audio de-embedding, and a built-in intelligent control gateway, the SWT3-31-HU enables smart automation, simplified system design, and reliable performance. It supports HDCP 2.3, 4K@60Hz (4:4:4), USB 3.2 high-speed peripherals, PoE powering, CEC display control, and flexible remote/browser managementāmaking it a premium choice for conference rooms, classrooms, and multi-purpose hybrid environments.
| Category | Details |
|---|---|
| Inputs | 1 USB-C (DP Alt Mode & PD 3.0), 2 HDMI |
| Outputs | 1 HDMI, 1 HDMI Loop, 1 Balanced Stereo Audio (5-pin), 1 IR |
| Ports | 1 USB-C Host, 2 USB-B Host, 4 USB-A Device, 1 Ethernet (RJ-45), 1 RS-232, 2 GPIO |
| Video Performance | Max 18Gbps; 4K@60Hz (4:4:4); HDCP 2.3; HDR, Deep Color, 3D (HDMI 2.0b) |
| USB Features | USB 3.2 up to 10Gbps; supports USB 3.2 Gen2/2.0/1.1; integrated USB hub |
| Analog Audio | Max 14.5dBu; 500Ī©; 20Hzā20kHz; Crosstalk ā114dB; THD+N: 0.005%; S/N 85dB |
| Power (Main Adapter) | 20V DC 6A (included for HW Rev 02+); Max 84W consumption |
| Secondary Power Option | 12V DC 2A (optional); Max 22W consumption |
| PoE Power | 144mA; Max 7.8W |
| USB-C Charging | Up to 60W (PD 3.0) when powered by 20V adapter |
| USB Device Charging | Max total current 2A |
| Environmental | Operating: 0Ā°C to +40Ā°C; Storage: ā40Ā°C to +70Ā°C; Humidity: 10%ā90% non-condensing |
| Regulatory Compliance | Safety: CE, UL; Environmental: RoHS, WEEE |
| Enclosure | MegaTOOLS aluminum housing; convection cooling |
| Dimensions (W x D x H) | 19.00 Ć 11.60 Ć 2.70 cm (7.48" Ć 4.57" Ć 1.06") |
| Product Weight | 0.6 kg (1.2 lbs) |
| Shipping Dimensions / Weight | 34.50 Ć 16.50 Ć 5.20 cm; 1.2 kg (2.6 lbs) |
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 productsāsuch as custom orders, special-order items, audio gear, software, and LED video wallsāare non-returnable. Non-defective returns may be subject to a 20ā30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
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