The KVM-1904M is a standard 19-inch rack-mount LED KVM switch that integrates display, keyboard, mouse, and switch control into a single unit. It supports local management of 4 servers and can be cascaded to expand up to 9 units. The device delivers high-definition video output that is distortion-free, noise-free, and ghosting-free, and comes standard with a dedicated local expansion port.
19" 1280*1024 Scalable Remote IP VGA Switch
KVM-1904M
KVM-1904M
| Product Features:
1. All-in-One Integrated Design: Combines a 19-inch LED TFT LCD display, an ultra-slim silent keyboard, a high-sensitivity touchpad, and a switch into a single unit, saving rack space and simplifying cabling and maintenance.
2. High-Definition Display Performance: Supports resolutions up to 1280×1024 at 60Hz/75Hz, with true-to-life color reproduction and clear, stable images.
3. Convenient Installation Design: The pull-out rails feature a self-locking mechanism and can be flexibly adjusted to fit cabinets of varying depths; installation and removal can be completed by a single person.
4. Comprehensive Keyboard and Mouse Compatibility: Supports dual USB ports for keyboard and mouse connections, compatible with mainstream devices such as optical mice, wireless mice, scroll mice, and mechanical mice.
5. Intelligent Switching Management
○ Supports three switching methods: OSD menu, panel buttons, and customizable hotkeys
○ Automatically saves the keyboard’s current working state during switching, ensuring uninterrupted operations
○ Supports automatic scanning with a configurable cycle time of 5–255 seconds
6. Expansion and Compatibility
○ Supports cascading expansion; a single 4-port unit can manage up to 9 servers
○ Fully supports the DDC2B protocol; display device information can be detected even on unswitched channels
○Compatible with mainstream servers and industrial PCs from IBM, Dell, HP, Sun, Lenovo, Advantech, and Yanshang
○Supports multiple operating systems, including Windows, Linux, CentOS, Kylin, and Ningsi
7. Stable and Reliable Design: Supports dual power inputs, wide-voltage auto-adaptation, low power consumption, and stable operation.
| Product Connection Diagram:

| Product Dimensions:

|Product Technical Specifications:
model | KVM-1904M | |
Number of controlled devices | 4 computers; the cascading switch can support up to 9 units | |
interface type | USB &VGA | |
switching mode | KVM OSD Menu, Shortcuts, Buttons | |
Hotkey Support | Provide multiple hotkeys (Scroll-Lock / Caps-Lock / Num-Lock / KVM OSD) | |
LCD | size | 19' TFT LED |
resolution ratio | 1280*1024 60HZ/75HZ | |
Maximum Color | 16.7M | |
luminance | 280–350 nits (customizable for high-brightness display) | |
contrast ratio | 1000:1 | |
Show display surface type/Pixel spacing | 376.32*301.06 4:3 / 0.294 x 0.294 mm | |
Keyboard/Mouse | Black high-temperature spray painting dot application process (other colors can be customized) | |
source | Supports dual power sources: AC 100–240 V, 50/60 Hz; or a power adapter (12 V, 3.33 A). The device comes with a built-in power supply by default. | |
Actual power consumption of the entire device | Approximately 18 W | |
Material Technology | Environmental-friendly ROHS-compliant materials | |
Appearance Color | Black high-temperature spray painting dot application process (other colors can be customized) | |
Size (L x W x H) | 592mm*465mm*44mm; | |
Guideway pulling stroke | 45MM | |
Total unfolding height | 413MM | |
Product Weight | Net weight: 11.25 kg; Gross weight: 17.20 kg | |
Install Cabinet | 800–1040 mm (Standard hanging ear length: 400 mm; 650 mm/750 mm available upon request) | |
working temperature | 0℃~60℃ | |
storage temperature | -20℃~70℃ | |
humidity | 0%–80% RH (no condensation) | |
|Product Options:
KVM-1904M | 1904M Main Unit / Integrated USB & VGA Cable (1.8 m) × 4 pieces / National Standard Power Cable (1.5 m) × 1 piece |
Optional | The USB+VGA extension cable supports speeds of 3M,5M, or 10M. |
PS/2, USB, and VGA mixed cable |
| List of Parts:

| Product Packaging:


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