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4-in 3-out HDMI KVM Seamless Fiber Optic Extender 403FHK
4-in 3-out HDMI KVM Seamless Fiber Optic Extender 403FHK
4-in 3-out HDMI KVM Seamless Fiber Optic Extender 403FHK
4-in 3-out HDMI KVM Seamless Fiber Optic Extender 403FHK
4-in 3-out HDMI KVM Seamless Fiber Optic Extender 403FHK

4-in 3-out HDMI® KVM Seamless Fiber Optic Extender 403FHK

2025-12-26 17:43:14

403FHK is a 4x3 HDMI® KVM seamless fiber optic extender supporting up to 20km transmission over single-mode fiber, with 1080p 60Hz resolution, audio de-embedding, IR passback and multiple switching methods. Designed for control rooms, command centers and professional AV systems.

  • Brand： ekL
  • Model： eKL-403FHK
  • Type： Extender
  • Attribute： HDMI® KVM Seamless Fiber Optic Extender
  • Resolution： 1920x1080p 60Hz
  • RS232： Support
  • Size： 482.6x135x88mm
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20km 4x3 HDMI KVM seamless fiber optic extender over single-mode fiber 403FHK

4x3 HDMI KVM seamless fiber extender 403FHK supports 20km single-mode fiber transmission

4x3 HDMI KVM fiber optic extender 403FHK supports seamless switching without black screen

4x3 HDMI KVM seamless fiber extender 403FHK supports up to 1920x1080p 60Hz resolution

4x3 HDMI KVM seamless extender 403FHK supports up to 20km transmission over single-mode fiber

4x3 HDMI KVM seamless fiber extender 403FHK built-in cooling fan for stable 24/7 operation

4x3 HDMI KVM seamless fiber extender 403FHK supports hotkey, panel button, IR and serial control switching

4x3 HDMI KVM seamless fiber extender 403FHK supports HDMI audio extraction and external audio output

4x3 HDMI KVM seamless fiber extender 403FHK for control rooms, outdoor LED displays and command centers

4x3 HDMI KVM seamless fiber extender 403FHK standard package accessories

4x3 HDMI KVM seamless fiber extender 403FHK technical specifications

4x3 HDMI KVM seamless fiber extender 403FHK dimension drawing

4x3 HDMI KVM seamless fiber extender 403FHK interface layout and control button description

4x3 HDMI KVM seamless fiber extender 403FHK system connection and wiring diagram

Serial port settings115200bps，8 data bits, 1 stop bit, checksum: None, hexadecimal
Input 13030  3030  3030  3030  3030
Input 23030  3030  3131  3030  3030
Input 33030  3030  3232  3030  3030
Input 43030  3030  3333  3030  3030
Input 53030  3030  3434  3030  3030
Input 63030  3030  3535  3030  3030
Input 73030  3030  3636  3030  3030
Input 83030  3030  3737  3030  3030