K33 & K53

Streamlined High Performance Made Even More Economical


FLIR now gives you two new lower-cost, easier-to-use options without sacrificing the reliable clarity and performance that FLIR K-Series TICs are well-known for. The K33 and K53 feature FLIR’s FSX™ Flexible Scene Enhancement that intensifies structural and textural details in thermal images for better perspective and orientation to help improve situational awareness and give firefighters a greater sense of confidence and safety.

Request Information

  • Please provide any additional information that may help us understand your needs & requirements.
  • This field is for validation purposes and should be left unchanged.

  • One glove-friendly on/off button quickly fires up the camera in TI-Basic mode
  • An easy trigger pull freezes an image on the K33 or captures stills and video on the K53
  • Included 2-bay charging station makes it a cinch to stay prepared
Model K33 K53
IR Resolution 240 x 180 pixels 320 × 240 pixels
Thermal Sensitivity/NETD < 40 mK @ 30°C (86°F) < 30 mK @ 30°C (86°F)
Contrast Optimization Digital image enhancement using FSXTM
Field of View (FOV) 51° × 38°
Focus Fixed focus
Image Frequency 60 Hz
Detector Type Focal Plane Array (FPA), uncooled microbolometer
Spectral Range 7.5–13 µm
Start-up Time < 17 sec. (IR-image, no GUI)
Start-up Time from Sleep Mode < 4 sec.
Image Storage No Up to 200 JPEGS (co-dependent on the number of video clips)
Video Storage No Up to 200 files (5 minute max. per clip)
In-Camera Video Recording No Non-radiometric MPEG-4 to internal flash memory