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simplex <br />Datasheet <br />Multi -application Peripherals <br />UL, ULC, CSFM Listed; FM Approved; <br />MEA (NYC) Acceptonce* <br />Features <br />Audible Notification Appliances Speakers, 25 or 70.7 VRMS, Wall or Ceiling Mount <br />Fire alarm speakers with models for ceiling or wall mount: <br />• 4 in. cone or 102 mm provides high quality tone and voice <br />reproduction <br />Multi -tapped design provides output power of 1 /4 W, 1/2 W, 1 W, or 2 <br />W with either 25 VRMS or 70.7 VRMS input <br />In/out wiring terminals for 18 AWG to 12 AWG <br />Mounts to 4 in. square outlet box, 1 1/2 in. deep with 1 1/2 in. deep <br />box extension <br />Capacitor input for connection to supervised notification appliance <br />circuits <br />Rugged, high impact, flame retardant thermoplastic housings <br />UL listed to Standard 1480 <br />Compliant with NFPA 72, 520 Hz Low Frequency Signal Requirements <br />for Sleeping Areas <br />NEMA 1 rated. See Product selection for more information. <br />Rectangular housing models feature: <br />Appearance that complements TrueAlert strobes and speaker/strobes <br />Red or white housings with FIRE lettering for surface or semi -flush wall <br />mount <br />Optional matching adapter skirts for covering surface mounted <br />electrical boxes <br />• Optional red wire guard <br />Round housing models feature: <br />Off-white color with no lettering for flush mount on ceiling or wall <br />Compatible with optional tile bridge 2905-9946 <br />Introduction <br />Simplex 4902 Series speakers provide high quality sound for emergency <br />fire alarm use as well as for background music. The moisture -repellent <br />speaker is designed for smooth frequency response with minimal <br />distortion. <br />The multi -tapped speaker transformer accommodates either 25 VRMS <br />or 70.7 VRMS and provides an output of from 1 /4 W to 2 W to provide <br />flexibility for satisfying the requirements of the installed conditions. <br />Rectangular housing models are for surface or semi -flush wall mount <br />applications. Round housing models are typically for ceiling applications <br />but can be wall mounted if desired. The rectangular housing speakers <br />are designed to compliment the TrueAlert family of strobes and speaker/ <br />strobes, providing conventional, non -addressable speaker operation. <br />..��_..•... os:nvl x <br />FIRE <br />Figure 1: Rectangular wall mount speakers are available as <br />red with white FIRE lettering and white with red FIRE lettering <br />1(ll/ 11111 <br />------- ---- <br />Figure 2: Round speakers are <br />available in off-white (no lettering) <br />* This product has been approved by the California State Fire Marshal (CSFM) pursuant to Section 13144.1 of the California Health and Safety Code. See CSFM Listing 7320-0026:242 for allowable <br />values and/or conditions concerning material presented in this document. Additional listings may be applicable; contact your local product supplier for the latest status. Listings and approvals under <br />Time Recorder Co. are the property of Tyco Fire Protection Products. <br />54902-0003 Rev.11 09/2021 <br />