Keysight U5855A TrueIR Thermal Imager

High resolution thermal imager with temperature range from -20 °C to +120 °C

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The Keysight U5855A TrueIR thermal imager is a high resolution, high temperature range thermal imaging camera. It has dual cameras allowing the user to see and record both visible and IR images. Take photos with the touch of a button, then save, stream, share or download for easy collaboration, reporting and record keeping. Images are displayed on the large LCD screen where the user can zoom and pan as desired. Customisable colour palettes ensure optimum contrast between temperatures, while photo tags and the ability to create folders ensures images are easy to categorise and find.

Features of the Keysight U5855A TrueIR thermal imager:

  • High temperature range from -20 to +120 °C
  • Large 3.5″ LCD display with adjustable brightness
  • Fine resolution at close distance (from 10 cm) is ideal for electronics and medical research
  • Dual camera configuration includes one visible camera and an IR image camera
  • Measure temperature at centre spot, three moveable spots, three moveable boxes, or min/max tracking
  • Images are saved to SD card
  • Add tags to photos to easily categorise images on the go
  • Stream, record and playback IR images up to 8 frames per second
  • Images can be displayed picture-in-picture or blended
  • User can set custom colour palette to improve contrast and clarity
  • Clear battery status indication on screen
  • Digital zoom and pan image on screen
  • AutoSleep and AutoOff settings help to preserve battery (but can be disabled, if preferred)
  • Create and edit image folders directly from the settings
  • Easily set date, time and temperature unit (°C or °F)
  • Easily change language to English, French, German, Italian, Japanese, Korean, Portuguese, Russian, Spanish, or Chinese
  • Ergonomic design for comfortable use
  • Removeable hand strap for ease, comfort and safety. Easily adjust for size or left/right-handed use
  • Easy on/off torch light
  • Customisable quick access buttons to streamline use
  • Includes hard carry case to safely store and transport to site
  • Full technical specifications on downloadable datasheet below


Download user manual for Keysight U5855A TrueIR thermal imager

Keysight Brochure Here

Keysight Datasheet Here

Download TrueIR Analysis and Reporting Tool (Software) from Keysight (External link)

Additional information

Weight10 kg
Dimensions40 × 45 × 20 cm


Keysight U5855A




30 days (Richmond Promise)


User manual for Keysight U5855A TrueIR thermal imager

Keysight Brochure Here

Keysight Datasheet Here

TrueIR Analysis and Reporting Tool (Software) from Keysight (External link)

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