Gefen EXT-4K300A-MF-41-HBTLS 4x1 HDMI Switcher with HDBaseT

The Gefen EXT-4K300A-MF-41-HBTLS is a professional 4x1 HDMI switcher with HDBaseT output, designed for seamless integration of multiple 4K UHD sources into a single display. It supports resolutions up to 3840x2160 at 30Hz with 4:4:4 chroma subsampling and extends signals up to 40m (4K) or 70m (1080p) over a single CAT5e/6 cable. Ideal for commercial AV installations, digital signage, and conference rooms.

Advantages

Simplifies multi-source switching with automatic or manual input selection. HDBaseT technology reduces cabling by transmitting video, audio, control, and power over one cable. PoH (Power over HDBaseT) powers compatible receivers, eliminating the need for local power at the display. Rack-mountable 1U half-width design saves space.

Suitable for

• Commercial AV systems requiring 4K distribution
• Digital signage and menu boards
• Conference rooms and boardrooms
• Education and training facilities
• Hospitality and retail displays

Key specifications

• Inputs: 4 x HDMI Type A (female)
• Outputs: 1 x HDMI Type A (female), 1 x HDBaseT (RJ-45)
• Max Resolution: 3840x2160 @ 30Hz 4:4:4, 4096x2160 @ 30Hz 4:4:4
• HDCP Compliance: HDCP 1.4
• HDBaseT Range: Up to 70m (1080p), up to 40m (4K UHD)
• Audio De-embedding: 1 x L/R Analog Audio (3.5mm stereo mini-jack)
• Control: Front panel buttons, RS-232, IR extender, IR output
• Power Supply: 24V DC with locking connector
• Power Consumption: 24W (max)
• Mounting: Rack-mountable (1U, half rack width)
• EDID Management: Yes

Recommendations

For optimal performance, use high-quality CAT6 cable for HDBaseT runs. Pair with a compatible Gefen HDBaseT receiver for extended distance and PoH support.