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Lilliput RM-1731S 17.3" Pullout Rackmount 3G-SDI/HDMI Monitor

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  • 17.3" 31920 x 1080 Resolution Monitor
  • Slim, Space-Saving 1 RU Design
  • Up to UHD 4K60 HDMI, Up to 1080p60 SDI
  • HDMI 2.0 In/Out, 3G-SDI In/Out
  • HDR Support, Load Custom 3D LUTs
  • 170° H/V Viewing Angle
  • 300 cd/m² Bright, 800:1 Contrast
  • Remote Control via RJ45 Port & Computer

The Lilliput RM-1731S 17.3" Pullout Rackmount 3G-SDI/HDMI Monitor features an IPS panel with an 800:1 contrast ratio, 170° viewing angle, and 300 cd/m² brightness. It includes a 3G-SDI input and loop-out, HDMI 2.0 input and loop-out, a USB-A port for LUT upload, and an RJ45 port for remote control via computer.

This monitor supports multiple HDR color spaces and the ability to load custom 3D LUTs for quick access to a variety of color reference options. A 12 VDC power supply and a tally connector are included with the monitor.

Slim, Space-Saving Design

A pullout space-saving design enables the RM-1731 monitor to use a 1 RU space on your cabinet or truck rackmount.


Interfaces include a 3G-SDI input and loop-out, an HDMI 2.0 input and loop-out, a USB-A port for uploading built-in or custom LUTs, and an RJ45 port for remote control via your computer.

Monitoring Tools

  • Peaking, Check Field, Image Freeze
  • Pixel-to-Pixel Zoom, False Color, Exposure 
  • Vectorscope, Histogram  
  • Anamorphic De-Squeeze, Screen Markers
  • HDR, Color Space
  • Color Temperature Adjustment
  • Image Flip, H/V Delay
  • Audio Metering

HDR and 3D LUTs

  • When HDR is activated, the display reproduces a greater dynamic range of luminosity.
  • Enables colors and lighter and darker details to be displayed more clearly.
  • Supports HLG and ST2084 300/1000/10,000 HDR.
  • You can use any of the 17 default logs or load up to six of your own custom LUTs in .cube format via the USB port.


  • This monitor outputs embedded audio via a 3.5mm headphone jack and two speakers.
  • Provides channel selection and onscreen audio metering.

Assignable Buttons

Using the four assignable buttons on the front panel, you can quickly turn any four essential monitoring tools on and off without venturing into the monitor's menu system.

Remote Control

Use the RJ45 port to connect to your laptop or computer for remote control.

In the Box
  • Lilliput RM-1731S 17.3" Pullout Rackmount 3G-SDI/HDMI Monitor
  • 12 VDC Adapter
  • Tally Adapter
  • Limited 1-Year Manufacturer Warranty
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More Information
Product ConditonNew


Display Size 17.3" / 43.9 cm
Resolution 1920 x 1080
Aspect Ratio 16:9
Viewing Angle Horizontal: 170° Vertical: 170°
Touchscreen No
Maximum Brightness 300 nits / cd/m2
Contrast Ratio 800:1
HDR Compatibility Hybrid Log Gamma
Pixels Per Inch (ppi) 127 ppi
Image Controls False Color, Focus Peaking, H/V Delay, Histogram, Image Flip, Pixel Zoom, Vectorscope, Waveform

Inputs / Outputs

Video I/O 1 x BNC (3G-SDI) Input 1 x HDMI 2.0 Input 1 x BNC (3G-SDI) Loop Output 1 x HDMI 2.0 Loop Output
Embedded Audio HDMI: 8-Channel SDI: 16-Channel
Audio I/O None
Built-In Speaker 2
Power I/O 1 x Barrel (12 VDC) Input
Other I/O 1 x RJ45 (LAN) 1 x DE-15/DB-15 (Tally) 1 x USB-A (LUT Upload)
Media/Memory Card Slot None
Wi-Fi None
Bluetooth None
Mobile App Compatible No *As of March, 2023: Check with manufacturer for the most up-to-date compatibility

Format Support

Gamma Curve ARRI Log C, Canon Log, JVC J-Log, Nikon N-Log, Sony S-Log 2, Sony S-Log 3, V-Log
Video Standard Compliance SMPTE ST-2084


DC Input Power 10 to 24 VDC
Power Consumption 14 W


Rack Form Factor 1 RU
Mounting None


Environmental Protection None
Operating Temperature 32 to 122°F / 0 to 50°C
Storage Temperature -4 to 140°F / -20 to 60°C


Dimensions 19 x 1.7 x 20" / 482.5 x 44 x 507.5 mm
Weight 19.6 lb / 8.9 kg

Packaging Info

Package Weight 24.585 lb
Box Dimensions (LxWxH) 26.4 x 22.7 x 6.3"
WARNING: This product may expose you to chemicals which are known to the State of California to cause cancer. For more information go to
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