S4-711-V-VAD-LPR – Dual Optical Heat Voice Sensor with High-Performance Red VAD

The S4-711-V-VAD-HPR by Gent (Honeywell) is a high-performance, multifunctional life-safety device integrating dual optical smoke sensing, heat detection, voice alarm sounder, and a high-intensity red Visual Alarm Device (VAD) – all in a compact unit. Ideal for complex environments, it meets EN54 Part 3, 5, 7, 17, 18, and 23 standards and ensures fast, reliable detection while maximizing occupant notification, even in noisy or low-visibility conditions.

Key Features

• 4-in-1 Detection and Alarm Unit – Combines smoke, heat, sounder, and red VAD for complete compliance in one device.
• High-Intensity EN54-23 Red VAD – Designed for ceiling-mounted installation (C-3-14 rating), providing cylindrical light coverage up to 461.8 m³.
• Pre-Recorded Voice Messaging – Includes 4 default messages (alert, alarm, evacuation, and test) with up to 20 seconds of storage.
• Synchronous Flash & Tone – Flashing light and audible alarms synchronize across the system to prevent disorientation and seizure risk.
• Advanced Sensing Technology – Dual-angle optical scatter and thermistor-based heat detection for reduced false alarms in dusty or steamy areas.
• Loop Efficiency & Power Control – Intelligent power management and isolator integration allow up to 45 high-intensity VAD units per loop.*
• Equality Act 2010 Compliance – Visual alerting is suitable for hearing-impaired occupants.
• Customizable Alerting & Sound Levels – Adjustable tone settings and sound pressure up to 92dB(A) at 1m with turbo mode enabled.

Specifications