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C-Tec C4408D C4 ActiV Diode Base

C-Tec C4408D C4 ActiV Diode Base

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C-Tec C4408D C4 ActiV Diode Base

Product Description

Diode base for C-TEC’s entire range of ActiV fire detectors.


Product Details

Approvals/certifications Certified to the relevant parts of EN54 by Intertek as part of our ActiV fire detector certifications.
Supply wiring 2-wire monitored, polarity sensitive.
Connections (1) +V In; (2) +V Out; (3) Remote LED +V; (4) 0V; (5) 0V; (6) Screen; (7) Screen. Schottky diode connected between 1 & 2. Terminals can accept up to 2.5mm fire rated cable.
Product dimensions (mm) 102.2mm diameter x 20.5mm deep.
Construction & finish White polycarbonate rated to UL94 V-2 with bright tin plated steel terminals fitted with nickel plated steel screws/washers.
IP Rating IP42.
Weight 55g.


Internal external


Prouct type

Fire Alarm



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