Description
ActiV Relay Base with Diode
The C-TEC ActiV Relay Base with Diode represents a paradigm shift in fire safety systems, offering professional-grade reliability for the most challenging fire safety environments.
ActiV Relay Base with Diode
Part No. C4408DR Detector Base Instruction
Instruction
- Compatible with C-TEC’s entire range of ActiV fire detectors.
- Includes a 1A @ 24 VDC relay controlled by detector’s remote LED output.
- Ideal for switching CCTV, security and door retaining systems.
- 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.
- C4408R non-diode relay base also available for use on systems that do not require head out monitoring.
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. NO/C/NC relay connections. Contact rating @ 24VDC is 1A. Terminals can accept up to 2.5mm fire rated cable.
- Product dimensions (mm) 102.2mm diameter x 30mm 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 86g.
Integrated within a wider network of high-integrity life safety systems, this unit ensures your commercial fire detection solutions operate with maximum efficiency.
Technical Insight: Advanced microprocessor control provides intelligent drift compensation, ensuring consistent performance over the lifespan of the device. Constructed from high-impact, fire-retardant polymers, this C-TEC unit is built to withstand the rigours of continuous operation.
Installation Pro-Tip: Refer to manufacturer installation guidelines for specific mounting tolerances.
Compliance Framework: Fully tested and certified to relevant UK standards for C-TEC professional ecosystems.
The Evolution Advantage
- 🛡️ Verified C-TEC Distribution: Guaranteed authentic hardware with full support.
- 🚚 Logistics Excellence: Rapid UK-wide dispatch for time-critical safety projects.
- 📞 Installer Support: Direct access to technical guidance for complex system commissioning.
- ✅ Quality Assured: All hardware meets current UKCA/CE and BS standards.











