Trustworthy supplier for industrial components. Will purchase again.
🔍 Hover to zoomExplosion-proof optical smoke detector designed for reliable early fire detection in hazardous industrial and marine environments
| Brand | Autronica |
| Model | BHH-520/EX |
| Voltage | 24V DC |
| Country of Origin | Norway |
| Weight | 0.45 kg |
| Dimensions | 110 x 75 mm (diameter x height) |
| Certifications | ATEX, IECEx, CE, EN 54-7 |
| SKU / MPN | BHH-520/EX |
| What’s in the box | Smoke Detector unit, mounting base, installation manual, dust cover |
| Detector Type | Optical Smoke Detector |
| Operating Voltage | 16-30V DC |
| Current Consumption | < 100 µA (quiescent) |
| Explosion Protection | ATEX Ex ia IIC T5 Ga |
| IP Rating | IP44 |
| Operating Temperature | -20°C to +70°C |
Key benefits: ATEX/IECEx certified for Zone 0/1/2 hazardous areas, low power consumption, robust construction, compatible with Autronica fire alarm panels, long service life, easy installation
Typical applications: Oil and gas platforms, petrochemical plants, refineries, ship engine rooms, offshore installations, chemical processing facilities, fuel storage areas
Lifecycle: Mature product, available for replacement and legacy system support, compatible with existing Autronica BS-series fire detection systems
Trustworthy supplier for industrial components. Will purchase again.
Please contact us if you need product documentation or technical information.





Share your experience