The Howler Heavy Duty Site Alarm is built for use in harsh environments. The heavy duty range of site alarms boast many unique features such as having all the working parts protected within a heavy duty aluminium body. These alarms offer a semi-permanent solution for awkward applications.

Features a push on / key off switch mechanism preventing unauthorised silencing of the alrms. Supplied with two reset keys.

Virtually indestructible aluminium body
Inter-linkable units available
Integral strobe available for noisy environments (optional)
High quality powder coated finish
Suitable for indoor & outdoor use
9v PP9 battery supplied
120db siren volume

Dimensions:

Diameter 200mm x Depth 110mm