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Gas & Fire Detection A fire detection system is one of the most important safety items on board of a vessel. We have a large range of spare parts directly available ex stock Check the full list

The Autronica BHH-31A is an optical smoke detector which detects combustion gases consisting of visible particles. The Autronica BHH-31A is not influenced by electrical radiance from mobile telephones etc.


Comprises a built-in alarm indicator (LED)
Proven technology

The Autronica BHH-31A can be used in combination with the following:
Base: BWA-40A/1
Conduit Box: BWP-40

Technical specifications:

Weight 280g
Materials Self-extinguishing polycarbonate
Colour Light grey
Sensitivity Acc. to EN 54 part 7/9
Voltage 14 V DC