Indoor wall-mounted sound | audio speaker | 100V | 6W | FW-5V Adastra

Technical Specifications
Power (100 V line): 0.75 / 1.5 / 3 / 6 W (four selectable levels)
Speaker: 5.25-inch reinforced paper dual cone
Frequency range: 120 Hz – 10 kHz
Sensitivity: 92 dB (1 W/1 m)
Max SPL: 99 dB
Enclosure: Powder-coated steel, grille made of the same metal
Mounting: Wall-mounted, with perforated holes and 20 mm knockout cable entries
Circuit protection: Thermal fuse + ceramic terminal block
Compliance: EN54-24 (fire-resistant installations)
Dimensions: 185 × 185 × 70 mm
Weight: 1.334 kg

Features

Fire-resistant design – safe for use in evacuation and fire alarm systems.

Multiple power settings (0.75–6 W) – allows sound level adjustment to room size.

Robust metal enclosure – resistant to impact and environmental conditions.

Quick installation – removable front cover and convenient wiring connection.

Clear sound – dual 5.25" cone speaker ensures excellent speech intelligibility.

Applications

For home users: Ideal for home offices, workshops, or garages as a reliable wall-mounted sound solution.

For engineers/designers: Suitable for integration into public address, evacuation, and alarm systems requiring EN54-24 certification.

For electricians: Mounts directly on the wall, with pre-cut openings and an easy-to-use ceramic terminal block.

For public spaces: Perfect for schools, hospitals, shopping centers, offices, and hotels.

Pros

Complies with EN54-24 fire safety standards

Durable steel body – heat and impact resistant

Clear speech sound suitable for announcements and background music

Adjustable power – easy adaptation to different room sizes

Simple installation with removable front cover

Cons

Limited frequency range for music playback – optimized for voice transmission