ActiV Diode Base

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ActiV Diode Base

SKU: D25DB9 Categories: , , , ,


ActiV Diode Base


Part No. C4408D


Detector Base Instruction Instruction


  • Compatible with C-TEC’s entire range of ActiV fire detectors.
  • Third-party certified to the relevant parts of EN54 in conjunction with our ActiV detectors.
  • Easy to fit with lots of working space.
  • Can be ceiling mounted in any orientation due to the true 360° degree viewing angle of the LED indicator strips on all ActiV detectors.
  • Integrated detector/base locking mechanism, head removal tool and ID tag.
  • Simple ‘click and twist’ design.
  • Remote LED terminals for the optional connection to a BF318 Remote indicator.
  • C4408 non-diode and C4408R relay bases also available.


Technical Specifications:


  • 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.