NovaStar VX400 pro all-in-one controller
NS-VX400-PRO
Controllers & Video Processors
The KU20 is a NovaStar COEX-series LED display controller with 1x HDMI 1.3 input, 6x Ethernet outputs and 1x 10G optical output, loading up to 3.9 million pixels. It works with the VMP software and supports Full-Grayscale Calibration, low latency, Frame Rate Adaptive and up to 128 presets.
Prices are ex works (EXW) China, in US dollars. Shipping, import duties and taxes are quoted with your order. We ship from the nearest warehouse with stock (United States, Germany or Spain) or from China. How ordering works

| Model | KU20 |
|---|---|
| Brand | NovaStar |
| Type | LED controller |
| Loading capacity | 3.9 million pixels (max output width/height 4,096 pixels) |
| Video input | 1x HDMI 1.3 input (with loop through), max 1920×1200@60Hz |
| Ethernet ports | 6x Gigabit Ethernet outputs (659,722 pixels per port at 8bit@60Hz) |
| Optical output | 1x 10G optical output (optical module not included by default) |
| Audio output | 1x SPDIF |
| Control ports | 2x Gigabit Ethernet control ports, 1x AUX (RS232) |
| Power input | 100-240V~, 50/60Hz, 1.5A |
| Max power consumption | 25 W |
| Operating temperature | –20ºC to +45ºC |
| Dimensions | 254.3 mm × 50.6 mm × 290.0 mm (half-1U width) |
| Net weight | 2.1 kg |
Specifications from the official NovaStar datasheet: KU20 LED DIsplay Controller Specifications-V1.5.1 (PDF). Photo: NovaStar.
2-year warranty. Send us the model of your screen or controller and we confirm this part fits before you pay.
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Part finder
Send the model number printed on the part, or a clear photo of the label and the back of the module or card. We tell you which part fits, the price and which warehouse ships it.