Description
The Kramer KIT-400 is a high-performance 4K auto-switcher and scaler kit designed for modern meeting rooms, classrooms, and collaborative environments. It includes the KIT-400T transmitter and KIT-400R receiver, delivering long-reach HDMI, VGA, RS-232, and control extension over HDBaseT.
Engineered for flexibility and ease of use, the KIT-400 provides auto-switching, intelligent room automation, CEC display control, and 4K@60Hz (4:2:0) signal extension up to 40m. With built-in scaling, balanced and unbalanced audio outputs, PoC support, and full Maestro automation capability, this kit simplifies integration while delivering exceptional reliability and performance.
Whether for BYOD setups, lecture halls, or conference spaces, the KIT-400 ensures seamless connectivity, stable output sync, and enhanced user experience.
| Category | Details |
|---|---|
| Product Type | 4K Auto-Switcher/Scaler Kit |
| Included Components | KIT-400T Transmitter, KIT-400R Receiver |
| Video Inputs (Transmitter) | 2× HDMI, 1× VGA (HD15) with 3.5mm audio |
| Video Inputs (Receiver) | 1× HDMI |
| Video Outputs | 1× HDMI Output (Receiver) |
| Supported Resolution | Up to 4K@60Hz (4:2:0) 24bpp |
| HDBaseT Extension Range | Up to 40m (130 ft) at 4K, longer for lower resolutions |
| Auto-Switching | Yes (configurable) |
| Scaling | Up/down-scaling on KIT-400R to match display resolution |
| Audio Outputs | Transmitter: Unbalanced stereo (3.5mm) • Receiver: Balanced stereo (terminal block) |
| Control Interfaces | RS-232, Ethernet, Contact-Closure, Relay |
| Relay Control | NO/NC/C (for screens, blinds, etc.) |
| Room Automation | Maestro automation engine, scheduling, triggers, CEC control |
| EDID Management | Built-in presets, user EDID upload |
| HDCP Support | HDCP 1.4/2.2 |
| PoC (Power over Cable) | Yes – either unit can power the other |
| OSD Menu | Full configuration available on KIT-400R |
| Web UI | Embedded control pages, firmware upgrade, automation setup |
| Typical Applications | Meeting rooms, classrooms, training rooms, BYOD spaces |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
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.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
