Description
4905-9989 SIMPLEX, HORN/SPKR COVER, WHITE, TRUEAL.
4905-9989 Simplex, Fire alarm speakers with models for ceiling or wall mount:
- Four inch cone (102 mm) provides high quality tone and voice reproduction.
- Multi-tapped design provides output power of ¼, ½, 1, or 2 W with either 25 or 70.7 VRMS input.
- In/out wiring terminals for 18 AWG to 12 AWG.
- Mounts to 4” square outlet box, 1 ½” deep with 1 ½” deep box extension.
- Capacitor input for connection to supervised notification appliance circuits.
- Rugged, high impact, flame retardant thermoplastic housings.
- UL listed to Standard 1480.
- ULC listed to Standard S541, refer to page 4 for required minimum wattage tap per housing type.
- Compliant with NFPA 72, 520 Hz Low Frequency Signal Requirements for Sleeping Areas.
Simplex® 4902 Series speakers provide high quality sound for emergency fire alarm use as well as for background music. The moisture-repellent speaker is designed for smooth frequency response with minimal distortion.
The multi-tapped speaker transformer accommodates either 25 or 70.7 VRMS and provides an output of from ¼ to 2 W to provide flexibility for satisfying the requirements of the installed conditions.
Rectangular housing models are for surface or semi-flush wall mount applications. Round housing models are typically for ceiling applications but can be wall mounted if desired. The rectangular housing speakers are designed to compliment the TrueAlert family of strobes and speaker/strobes, providing conventional, non-addressable speaker operation.
Datasheet 4905-9989.
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