• Thermal sensitivity: 0.05°C
  • High-quality standard lens 32° x 23°
  • Telephoto lens (optional)
  • Integrated digital camera
  • Display of surface moisture distribution
  • Auto hot/cold spot recognition
  • Dynamic motor focus
  • Temperature range -20 to +350°C
  • 33 Hz inside the EU, 9 Hz outside
  • Headset for voice recording
  • Isotherm display in instrument
  • Min/Max on area calculation


The Testo 881-2 thermal imager quickly and reliably discovers temperature anomalies and identifies problem areas before a malfunction occurs. With a simple glance, the 881-2 can identify temperature differences as small as 0.05°C without the need to stop production lines or dismantle systems.

The Testo 881-2 thermal imager has a temperature range of -20 to 350°C with a basic accuracy of ±3% of mv. The 160 x 120 pixel detector provides detailed images while an integrated digital camera provides an ideal reference from which to identify features on thermal images. A high quality dynamic motor focus lens provides a 32° x 23° field of view. A telephoto lens is available in the deluxe kit.

The Testo 881-2 thermal imager offers several other features including automatic hot and cold spot recognition, display of surface moisture distribution, isotherm display in the instrument, and min/max area calculation. Voice annotation allows for documenting valuable information on-site, while taking images. a 2 GB SD card stores up to 1000 images which can be downloaded to a computer via a USB 2.0 interface.

The Testo 881-2 thermal imager ships complete with:

  • High quality 32° x 23° standard lens
  • Professional software
  • 2 GB SD card
  • USB cable
  • Mains unit
  • Li-ion rechargeable battery
  • Tripod adaptor
  • Case

Additionally, a deluxe kit is available which also includes:

  • Telephoto lens
  • Protective lens
  • Two-bay battery charger
  • Spare battery
  • Protective sunshield with shoulder strap