The 4B Universal Base contains no electronics and is suitable for indoor applications of the 614 series conventional (non-addressable), 814 and 850 series analogue addressable detectors. It provides excellent space for cable access and terminations. It features remote LED connections and an antitamper facility. The 4B base is designed to snap-fit into the ceiling tile adaptor, or screw fix to the ceiling in the traditional manner. The Euro Mount Adaptor is a shallow (20mm deep) back box for surface mounting applications. The 4B-6A Adaptor covers ceiling marks revealed when changing from an existing 5” or 6” base.
– Operating Temp. -25°C to +75°C
– Relative Humidity 10% to 95% (non cond.)
– Dimensions (mm) 109 dia x 25H
– Weight 64g
– ActivFire Listed with compatible detectors