The HIKMICRO FB21 is a compact, reliable, firefighting thermal camera designed for firefighters to observe in total darkness and smoke, helping to save lives, protect property, and keep firefighters safe. Features like dual cameras, LED flashlights, easy-to-navigate buttons, and a temperature range of up to 550°C (1022°F) help you work effortlessly in harsh environments. 8 color palettes for you to choose from, which satisfy most application scenarios.
| Infrared Image |
| IR Resolution |
256 × 192 (49,152 pixels) |
| NETD |
< 40 mK (@ 25 °C, F#=1.0) |
| Image Frequency |
25 Hz |
| Detector Pitch |
12 μm |
| Spectral Range |
7.5 to 14 μm |
| Focal Length |
3.6 mm |
| F-number |
F1.0 |
| Field of View (FOV) |
37.2° × 50.0° |
| Spatial Resolution (IFOV) |
3.3 mrad |
| Min. Focus Distance |
0.3 m (0.98 ft) |
| Focus Mode |
Focus Free |
| Image Display |
| Visual Camera |
1600 × 1200 (2 MP) |
| Display |
240 × 320 Resolution, 3.2”LCD Screen |
| Color Alarm |
Above alarm |
| Color Palettes |
Basic, Black Hot, White Hot, Fire Detection, Rescue, Hot Area, Cold Area, Building |
| Image Modes |
Thermal/Visual/Fusion/PIP |
| Measurement and Analysis |
| Object Temperature Range |
-20°C to 550°C (-4°F to 1022°F) |
| Accuracy |
Max. (± 2°C/3.6°F, ± 2%), for ambient temperature 15°C to 35°C (59°F to 95°F) and object temperature above 0°C (32°F) |
| Measurement Tools |
Center Spot, Hot Spot, Cold Spot
User-definable: 3 spots |
| Data Storage and Communication |
| Storage Media |
Built-in 16 GB flash memory |
| Image Storage Capacity |
Approx. 90,000 Images |
| General |
| USB Interface |
USB Type-C |
| LED Light |
Yes |
| Battery Type |
Rechargeable Li-ion battery |
| Battery Charging Time |
Approx. 3 hours fully charged |
| Battery Operating Time |
Approx. 6 hours |
| Protection Level |
IP65 |
| Drop Test Height |
2 m (6.56 ft) |
| Working Temperature Range |
Up to 10 minutes for ambient temperature -10°C to 90°C (14°F to 194°F); up to
2 minutes for ambient temperature -10°C to 115°C (14°F to 239°F) |
| Storage Temperature Range |
-20°C to 60°C (-4°F to 140°F) |
| Relative Humidity |
< 95% non-condensing |
| Weight |
Approx. 380 g (0.84 lb) |
| Dimension |
221.7 × 73.5 × 123.8 mm (8.73 × 2.89 × 4.87 in) |
| Tripod Mounting |
UNC ¼”-20 |
- Thermal resolution: 256 x 192 (49 152 pixels)
- NETD : < 40 mK (@ 25 °C, F#=1.0)
- Temperature measurement range : -20°C to 550°C (-4°F to 1022°F）
- Up to 10 minutes for ambient temperature -10°C to 90°C (14°F to 194°F) ; Up to 2 minutes for ambient temperature -10°C to 115°C (14°F to 239°F)
- Measurement presets: Center spot, Hot spot, Cold spot, User Preset Point
- 25 Hz image frequency
- 3.2'' LCD screen display
- Up to 6 hours continuous running
- Support object details enhancement
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