KYStar KSV12C two-in-one LED controller
The KSV12C combines video processing and LED output control with five digital video inputs and 12 Gigabit Ethernet outputs. It supports up to 7.8 million pixels and three display windows, with adjustable window positions for multi-source screen layouts.
Input handling and screen setup
HDMI 1.4 and DP 1.1 accept 3840 × 2160 at 30 Hz or 3840 × 1080 at 60 Hz. The two HDMI 1.3 inputs and DVI input support up to 2048 × 1152 at 60 Hz. EDID management, source cropping and black-border removal help match incoming signals to the screen.
Built-in solid-color, gradient and scan-line test patterns support commissioning. Other controls include black screen, freeze, key lock, brightness and contrast adjustment, and arbitrary cable routing.
Technical specifications
| Parameter | Specification |
|---|---|
| LED outputs | 12 Gigabit Ethernet ports |
| Maximum load | 7.8 million pixels |
| Per-port load | 650,000 pixels at 8-bit output |
| Maximum width / height | 12,270 / 4,090 pixels, within total capacity |
| Video inputs | 2 × HDMI 1.3; 1 × DVI-D; 1 × HDMI 1.4; 1 × DP 1.1 |
| Display windows | 3 |
| Audio | 3.5 mm input and output; 48 kHz sampling |
| Control | COM, USB-CFG and NET |
| Supply | 100–240 V AC, 50/60 Hz |
| Maximum power | 102 W |
| Operating temperature | 0–50°C |
| Dimensions | 482.6 × 290 × 50.65 mm |
| Net weight | 3.6 kg |

Download Specification:
Kystar KSV12C 2-in-1 LED Display Video Controller Specification(Chinese)
Frequently asked questions
Does the KSV12C support 4K input?
Its HDMI 1.4 and DP 1.1 inputs support 3840 × 2160 at 30 Hz. The documented 60 Hz format on these inputs is 3840 × 1080.
What is its maximum LED loading capacity?
The KSV12C supports up to 7.8 million pixels across 12 ports. At 8-bit output, each port supports up to 650,000 pixels.
How many windows can I display?
It supports three display windows with adjustable positions.
Can I remove black borders from an input?
Yes. The controller supports source cropping and black-border removal, together with EDID configuration for input setup.



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