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CS1942ATC
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2-Port USB 3.0 4K DisplayPort Dual Display KVMP™ Switch for ATC
CS1942ATC
- One USB / DisplayPort console controls 2 DisplayPort computers and shares 2 USB peripherals
- Supports 2048 x 2048 @ 60 Hz screen resolutions dedicated for radar monitoring; maximum resolution up to 4096 x 2160 @ 60 Hz
- Zero-Second Switch – provides continuous video stream and real-time switching
- Supports power failover – 2 lockable DC jacks for power redundancy to ensure constant availability for mission-critical applications
- All Features

The ATEN CS1942ATC 2-Port USB 3.0 4K DisplayPort Dual Display KVMP™ Switch for ATC is tailor-made for Air Traffic Control scenarios. It supports 2Kx2K resolution, making it perfect for radar monitoring, and also enables constant monitoring of flight information and mission-critical processes. Incorporating dual display capability, users can enjoy a wider screen and easy switch between the two DisplayPort systems.
The Zero-Second Switch function ensures nearly real-time switching without any black screens, providing air traffic controllers instant access to two USB / DisplayPort-interfaced dual display ATC computers for crucial operations. Port switching is flexible via pushbuttons, hotkeys, mouse, RS-232 commands, or an optional accessory the remote port selector.
With two lockable DC jacks for power redundancy, the CS1942ATC ensures uninterrupted operation and constant availability for mission-critical applications. It aims to greatly minimize or eliminate the risk of downtime. Patented ATEN technology – Video DynaSync™, and EDID expert™, combined with DisplayPort 1.2 and video resolutions up to 4K @ 60 Hz, it delivers optimized display resolution with exceptional detail and clarity in all conditions.
The CS1942ATC creates a safer environment and enhanced operational efficiency for Air traffic Control Towers, Approach Control Rooms, and Area Control Centers, specifically tailored the air traffic control industry.
Package Contents
- 1x CS1942ATC 2-Port USB 3.0 4K Dual DisplayPort KVMP™ Switch for ATC
- 4x DisplayPort 1.2 cables
- 2x USB 3.1 Type-A to Type-B cables
- 2x microphone cables
- 2x speaker cables
- 2x power adapters and power cords
- 1x user instructions
- One USB / DisplayPort console controls 2 DisplayPort computers and shares 2 USB peripherals
- Supports 2048 x 2048 @ 60 Hz screen resolutions dedicated for radar monitoring; maximum resolution up to 4096 x 2160 @ 60 Hz
- Zero-Second Switch – provides continuous video stream and real-time switching
- Supports power failover – 2 lockable DC jacks for power redundancy to ensure constant availability for mission-critical applications
- Supports serial port switching for legacy devices, maintaining compatibility with existing device interfaces
- Computer Selection via front panel pushbuttons, hotkeys, mouse, RS-232 commands, and remote port selector
- Video DynaSync™ – exclusive ATEN technology eliminates boot-up display problems and optimizes resolutions when switching between ports
- EDID Expert™ – smooth power- up, high-quality display and use of the best video resolution across different screens
- Built-in 2-port USB 3.1 Gen 1 hub with SuperSpeed 5 Gbps data transfer rates
- DisplayPort 1.2, and HDCP compliant
- Supports HD audio*
- Console mouse port emulation / bypass feature supports most mouse drivers and multifunction mice
- Console keyboard emulation / bypass feature supports most multimedia keyboards
- Multilingual keyboard mapping – supports English, French, Japanese, and German keyboards
- Power on detection
- Auto scan
- Firmware upgradable
Note: HD audio through DisplayPort cannot be switched independently

| Computer Connections | 2 |
| Port Selection | Hotkeys, Pushbutton, Mouse, RS232 commands, Remote Port Selector |
| Connectors | |
| Console Ports | 2 x USB Type A Female (Black) 2 x DisplayPort Female (Black) 2 x 3.5mm Stereo Jack Female (Green; 1 x front, 1 x rear) 2 x 3.5mm Stereo Jack Female (Pink; 1 x front, 1 x rear) 1 x DB-9 Male |
| KVM (Computer) Ports | 2 x USB3.1 Gen1 Type B Female (Blue) 4 x DisplayPort Female (Black) 2 x 3.5mm Audio Jack Female (Green) 2 x 3.5mm Audio Jack Female (Pink) 2 x DB-9 Female |
| Power | 2 x Lockable DC Jack |
| USB Hub | 2 x USB3.1 Gen1 Type A Female (Blue; 1 x front panel; 1 x rear panel) |
| Remote Port Selector | 1 x RJ-11 Female |
| Firmware Upgrade | 1 x micro USB Female |
| Switches | |
| Selected | 3 x Pushbutton |
| LEDs | |
| USB Link | 2 (Green) |
| Audio | 2 (Green) |
| KVM | 2 (Orange) |
| Emulation | |
| Keyboard / Mouse | USB |
| Video | Up to 4096 x 2160 @ 60Hz |
| Power Consumption | DC12V:17.8W:148BTU/h Note: ● The measurement in Watts indicates the typical power consumption of the device with no external loading. ● The measurement in BTU/h indicates the power consumption of the device when it is fully loaded. |
| Environmental | |
| Operating Temperature | 0-50°C |
| Storage Temperature | -20-60°C |
| Humidity | 0-80% RH, Non-condensing |
| Physical Properties | |
| Housing | Metal |
| Weight | 1.88 kg ( 4.14 lb ) |
| Dimensions (L x W x H) | 33.50 x 16.10 x 6.55 cm (13.19 x 6.34 x 2.58 in.) |
| Note | For some of rack mount products, please note that the standard physical dimensions of WxDxH are expressed using a LxWxH format. |
User Manual
| File Name | Release Date |
| cs1942atc-user-manual-w.pdf (1.02 MB) | 2025-04-09 |
Quick Start Guide
CS1942ATC-2-Port-USB-3.0-4K-Dual-DisplayPort-KVMP-Switch-for-ATC-qsg.pdf (1.27 MB)CAD Drawing
CS1942ATC_V01_CAD_Drawing.pdf (204.92 KB)Firmware
| Description | Ver. | Release Date | File Name |
| Firmware Upgrade | v1.1.102 | 2025-03-03 | cs1942atc-v1.1.102.zip |
| Firmware Upgrade | v1.1.101 | 2023-11-02 | cs1942atc-v1.1.101.zip |
Note : For requests regarding firmware versions older than 3 years, please contact the Technical Support team.
Compatible Products View All
Note :
All products listed above have been verified for full compatibility with their intended use, where applicable (e.g., keyboard/video/mouse compatibility with KVM switches and extenders).
For any further functionality inquiries, please visit the Support Center for assistance.
CS1942ATC
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