Gent S4 Dual Optical Heat Sensor Voice Sounder (S4-711-V)

The Gent S4-711-V combines dual optical heat detection with an addressable voice sounder. For use with Gent Vigilon and Compact Plus fire alarm systems, it provides spoken fire evacuation messages alongside reliable multi-criteria detection.

Detector head only — base not included. Requires the Gent S4-700 common S-Quad base, sold separately.

Suitable for buildings where voice evacuation is required.

Genuine Gent component. Typically dispatched within 3–5 working days. Call 020 8861 2466 to check current stock and lead time before ordering.