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SY Electronics Apollo 41U

4:1 4K HDMI Multi-Viewer and Seamless KVM Switcher

4 × HDMI 2.0 Inputs; 1 × HDMI 2.0 Output; 9 × USB Control/Hub 18Gbit, 4K 60Hz 4:4:4, PIP

£745 (£894.00 inc. VAT)
Availability: 3-5 days

SY Electronics Apollo 41U

SY Apollo 41U Seamless Multi-Viewer with the ability to accept up to 4x HDMI 18G inputs, 1x HDMI output and perform wide range Scaling up to 4K 60Hz 4:4:4. The Keyboard Hotkey and Roaming mouse facility allows for any of the connected HDMI sources to be controlled via keyboard/mouse, and 3x USB 3.0 ports provide option to connect peripheral hard-drives, cameras etc. Capable of displaying in Single, Dual, Triple, Quad Multi-view or various PIP modes via the HDMI output. An audio de-embed option is available as optical Toslink or L+R analogue output from any of the HDMI inputs. "Image Freeze" enables the convenient capture of images from the screen, and is operational from the source, or display. Ideal in a host of residential and commercial environments including corporate, signage, control/security and various educational settings.

SY Electronics Apollo 41U Key Features

  • Seamless 4:1 Switcher – Seamlessly switch between 4 × HDMI 2.0 inputs, to 1 × HDMI 2.0 output, capable of 4K60 4:4:4 60Hz 18G.
  • KVM - Offers convenient and versatile control, any connected HDMI source can be controlled via roaming mouse/ Hotkeys.
  • Multiple peripheral USB ports - 3x USB 3.0 ports for HD/Camera connection. 2x dedicated HID USB ports permit connection of keyboard/mouse.
  • Multi-View mode - Any of the 4 available inputs can be selected to display in Single, Dual, Triple or Quad view, with various options of window size.
  • PiP - Any two inputs can be used to create a customised picture in picture, which includes window size and position.
  • Wide Range Scaling - Full Up/Down 4K 18G Scaling with complete control over both resolution and refresh rate, ensuring an optimal image based on the display's capabilities.
  • Audio Control - Mute function and control of output volume. Audio can be de-embedded via Toslink or Analogue L/R RCA jacks. Any of the available inputs' audio can be independently selected at any time.
  • 10x Presets - Up to 10x pre-set scenes can be saved and recalled.
  • VKA - The Video Keep Alive function can maintain a video output when there is no signal. When there is no active input signal, the display can be configured to show a blue or black image, ensuring that the screens remain active until a new signal is detected.
  • IT Content Setting - The IT Content (ITC) setting tells the display to use its own video quality processing algorithms, instead of the Intel graphics driver when movies are played in full-screen mode to ensure the best video quality.
  • HDCP Control - Support and management of HDCP ensures compatibility. Convert from HDCP 2.2 down to HDCP 1.4, or simply put the unit into cascade mode.
  • Auto or Manual Switching - In Single mode, the auto-switch feature will automatically select the newly connected source. When currently selected source is lost, the next available active input will be automatically selected. Manual switching can be carried out from the front panel, IR or RS232.
Seamless Switching
Audio Switching
4K 4096*2160 and 3840*2160 Resolution
Down Converter
4:4:4 Chroma sampling

SY Electronics Apollo 41U Specifications


HDMI 2.0 4 × (18Gbps) - HDR, HDR10, HDR10+, HLG and Dolby Vision Formats supported


HDMI 2.0 1 × (18Gbps) - HDR, HDR10, HDR10+, HLG and Dolby Vision Formats supported
Digital Audio 1 × Toslink
Analogue Audio 1 × RCA Stereo


USB 4 × USB-B Host Ports
2 × USB-A HID ports
3 × USB-A Peripheral ports
Trs IR Input 1 × 3.5mm
RS-232 1 × Pluggable Terminal Block
Power 1 × 12V DC Power input (2.1mm barrel jack)

HDCP Compliance

Input HDCP HDCP 1.4, 2.2
Output HDCP Fully controlled - Pass through, 1.4, 2.2, Cascade mode



Input Resolutions All HDMI And Pc Resolutions Up To 4k 60hz 4
Colour Spacing Pass Through Of RGB, YCbCr 4
Colour Depth 8, 10, 12 bits
Scaling Up and Down-Scaling (Resolution and Refresh Rate)
Various Resolutions And Refresh Rates Up To 4k@60hz 4
Audio Formats Supported 2.0, 2.1, 5.1, 7.1 channel LPCM, Dolby, AC3, DTS
De-embedded Audio Out Optical Toslink and line level analogue audio RCA L/R


Power Consumption 10W max
Power Supply 12V 2.5A DC - (2.1mm barrel jack)
Operating Temperature Range 0 ~ +40°C (32 ~ 104F)
Operating Humidity Range 10 ~ 90% RH (Non-condensing)
Dimensions (WDH) 220 × 100 × 30mm
Weight (net) 620g
In The Box 1 × SY-Apollo 41
1 × User manual
1 × 12V 2.5A DC PSU (Locking)
1 × IR Eye
1 × IR remote control
1 × pluggable 3-way screw terminal connector
2 × Mounting Ears
4 × M3 screws
4 × Rubber feet