19 Inch High Bright SAW LED Open Frame Touch screens

HBT-1904OTEAS | 19 Inch High Bright SAW Serial Touchscreen Open Frame Monitor

HBT-1904OTEASU | 19 Inch High Bright SAW USB Touchscreen Open Frame Monitor

Caltron’s HBT-1904OTEAS, Industrial 19 Inch High Bright Surface Acoustic Wave (SAW) Touch Screen LED Open Frame Monitor is available with two types of touch interfaces.  The first touch interface is the RS232 serial and the model type is HBT-19042OTEAS.  The second touch interface option is a USB and the model type is the HBT-1904OTEASU.  Either one of these units would be ideal for an application that requires a touch monitor.  It just depends on the touch preference. 

How bright is the HBT-1904OTEAS?  The 19” touch screen monitor is rated at 1,500 nits, which is perfect for any outdoor application or indoor application that has high ambient lighting.

Will there ever be a design change to the HBT-1904OTEAS?  Caltron ensure that there will never be a design change to the units, even if there is a panel revision to maintain uniformity and consistency for the units throughout the life of the commercial 19” touch screens.  This helps to alleviate and concerns that OEMs, integrators and designer may have.

The HBT-1904OTEAS, 19” sunlight readable SAW touch screen open frame monitor can be used in many various applications including, digital signage displays, control panels, Kiosks, instrumentation control panels, interactive displays and many other applications that require an interactive touch screen monitor.


LCD Panel
Display Panel 19 inch TFT LED
Dot Pitch 0.294(H) x 0.294(V) mm
Max Resolution 1280 x 1024 SXGA
Contrast Ratio 1000:1 (typical)
Brightness 1120 cd/m2 (typical)
Uniformity 80% (minimum)
Backlight MTBF 50,000 hours (minimum at 25°C)
Response Time 5 ms (typical)
Display Colors 16 million
Viewing Angle ±85°L/R, +80°U,-80°D (typical at CR=10)
Video and Power
OSD Controls Brightness, Contrast, Phase, Clock, Color, H&V position, Auto-tune, Recall
Input Signal RGB analog 0.7V peak to peak
Video Input Connector D-sub 15 pin analog VGA
Power Supply AC/DC 12V power adapter, universal 100-240 Volts
Mechanical and Environment
Operating Temperature 0~50°C [32~122°F]
Storage Temperature -20~60°C [-4~140°F]
Humidity 0-85% relative humidity, non-condensing
Dimensions (WxHxD) 460 x 380 x 50 mm [18.11 x 14.96 x 1.97 inch]
Net Weight 5.3 Kg [11.7 lbs]



HBT-1904O Diagram


HBT-1904OTEAS(U) Quick Facts

  • 4:3 Aspect, 1280 x 1024 resolution
  • 376.32 x 301.06 [mm] x [mm], 14.81 x 11.85 (inch) x (inch) active area
  • RS232 Serial or USB Touch Interface
  • High quality SAW touch screen
  • DVI, Composite, S-Video and BNC video input options

Standard Features

  • Robust CNC milled open frame enclosure
  • Compliant with RoHS, UL, CSA, TUV, FCC B, VCCI B, CE TCO 99, TUV Ergo, EPA Energy Star
  • Perfect for kiosk, equipment and instrument drop-in designs
  • Superior viewing angles, contrast ratio and brightness
  • 15 pin VGA connector
  • Unique design accounts for heat ventilation

Included in the package

  • HBT-1904OTEAS / HBT-1904OTEASU Touchscreen Monitor
  • +12V power adapter and cord
  • VGA cable
  • Serial or USB cable


Touch Screen Monitor  Video Inputs 
SAW Touch Screen   


File Type Description  
RAR HBT-1904OTEAS(U) 3-D Animation
PDF HBT-1904OTEAS(U) Data Sheet
PDF HBT-1904OTEAS(U) User Manual

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