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21.5" 250 Nits NEMA 4X Display, PoE & Touch


  • 21.5" Active Matrix TFT LCD Display
  • Resolution up to 1920 x 1080
  • Integrated HDMI & USB Extender; Video signal transmission length up to 330 ft (100m) over CAT5e cable
  • NEMA 4X/Waterproof Stainless Steel Enclosure
  • Projected Capacitive Touch
  • HDBaseT 5Play extends audio, video, control, Ethernet, and power over a single Cat5e/ Cat6 cable

Model Name ADM-5821AX
LCD Display
Display Size 21.5"
Max Resolution 1920 x 1080
Backlight Lifetime 50,000 hours
Visual Characteristics
Colors 16.7 million
Aspect Ratio 16:9
Viewing Angle (V/H) 178° / 178°
Response Time 14 ms
Pixel Pitch (mm) 0.248 x 0.248
Contrast Ratio 1000 : 1
Brightness 250 nits
Technology Projected Capacitive
Touch Rating 50 Million Touches
Interface USB
Driver Windows 7 & up
Color Stainless Steel
Protection Meets NEMA 4X
Power/Thermal Specs.
Power Requirement (Max) 24VDC / 0.61A
Power Consumption (Max) 15 W
Recommended Power
21 W
Heat Dissipation 51 BTU/hr
Physical Information
Mounting Multiple Mount Options
Net Weight
Physical Dimension
(W x H x D)
21.15 x 12.98 x 3.69 inch
537.2 x 329.8 x 93.7 mm
Recommended Cutout
Dimension (WxH)
Operating Temp 0°C to 50°C (32°F to 122°F)
Storage Temp -20°C to 60°C (-4°F to 140°F)
Humidity 5% to 95% non-condensing
Rating Meets NEMA 4X
Certification N/A
 Ordering Information  ADM-5821AX-00A
 LCD Display  21.5" LCD / 1920 x 1080
 Touch Screen  Projected Capacitive
 Enclosure  Stainless Steel
 Power Supply  PoE
 Extender Video Input  HDMI via ARD-1007TX
Document Datasheet 2D Line Drawing User Manual
Packing List
Item QTY Description PIC
ARD-1007TX 1 Local Host HDMI Transmitter
CP0520 1 Power Adapter 48V DC for Local Host HDMI Transmitter
CB003 1 6 Feet US Power Cord
CA298 1 6 Feet Waterproof RJ45 Cable
CA521 1 6 FEET M-M HDMI Cable with M3 Lock Srew

Mounting Options
Item QTY Description PIC
XDS-000 1 Benchtop Stand for ADM-5800AX/ARP-5500AX
XTM-001 1 Pedestal Mount
XVM-001 1 VESA Mount
XWM-001 1 Wall Mount