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The black CM82-EZS-FS-BK 8″ Coaxial In-Ceiling Shallow Back Can Fire Signaling Speaker from SoundTube Entertainment is specifically designed for use in a fire signaling system that delivers a high quality sound by incorporating an 8” polypropylene driver with a butyl rubber surround in a sealed drawn steel back can. Engineered for applications with limited plenum space, this speaker features a SoundTube-specific shallow backcan with an installed depth of 3.5 inches. This speaker delivers a high-quality response from a frequency range of 65 Hz to 22 kHz, -10 dB.
The CM82-EZS-FS-BK Speaker features a constant-tension, fixed-wing mounting system with a 21-gauge steel tile bridge ensuring rapid and secure installation in any sheetrock or drop-tile application. It also features 6-position tap switch for 25, 70.7, and 100V applications with transformer bypass position. The speaker is developed specifically for paging and background music applications such as hotels, education, healthcare, retail stores, restaurants, airports, houses of worship, or boardrooms.
Engineered for applications with limited plenum space incorporating a SoundTube-specific shallow backcan with an installed depth of 3.5"
8" polypropylene woofer with butyl rubber surround and one 1" silk dome tweeter
Easy-access, 5-position tap switch for 25/70.7/100V settings
Maximum sensitivity of 88 dB
Integrated sealed enclosure
Color-coded (green) tile bridge
Optimum voice intelligibility with an average coverage angle of 105 degrees (2 to 10 kHz, independently verified)
Incorporates a painted steel grille with rust inhibitor for durability
Can be installed on ceilings with thickness ranging from 0.04 to 1.60"
10 μF capacitor provided on input circuit for use with DC supervision circuits
UL 1480 (UUMW), 2043, cUL, and CE (EMC Directive 89/366/EEC, EN55020, EN55013) approved
Black paint finish
In the Box
SoundTube Entertainment CM82-EZS-FS-BK 8" Coaxial In-Ceiling Shallow Back Can Fire Signaling Speaker (Black)
UL-Listed Flex Conduit Clamp
Limited 5-Year Warranty
Table of Contents
8" coaxial, in-ceiling, sealed (10 W transformer for 25/70.7/100 V or transformer bypass)
Impedance listed per IEC 60268-5
2.83 V/m: 85 dB 1 W/m: 88 dB
1 W/m sensitivity determined using nominal impedance
109 Hz to 18 kHz @ -3 dB 82 Hz to 22 kHz @ -10 dB
Frequency response measured in half or full space as dictated by speaker mounting configuration
Power Consumption (max)
Program Power: 128 W Continuous Power RMS 5: 64 W
Maximum program power is 3 dB above maximum continuous power. Continuous power rating, EIA-426-B test. Maximum output based on maximum continuous power.
Max. Power SPL
99 dB @ 1 m
-6 dB @ 2 kHz: 105degrees -6 dB @ 10 kHz: 35°Average from 2 to 10 kHz: 105 degrees
5.2 (averaged 100 Hz to 10 kHz) ; 6.8 (2 kHz)
5.5 dB (averaged 100 Hz to 10 kHz) ; 8.3 dB (2 kHz)
Low Pass: 6 dB per octave, 1st order High Pass: 6 dB per octave, 1st order
Drawn steel back can with ABS baffle
Steel with painted finish
4 position ceramic terminal strip
70.7 V Output: 10 W (99 dB), 5 W (96 dB), 2.5 W (93 dB), 1.3 W (90 dB), and 0.7 W (87 dB) 100 V Output: 10 W (99 dB), 5 W (96 dB), 2.5 W (93 dB), and 1.3 W (90 dB) 25 V Output: 1.3 W (90 dB), 0.7 W (87 dB), 0.4 W (84 dB), 0.2 W (81 dB), and 0.1 W (78 dB)
UL, CE, and RoHS
Dimensions (H x W x D)
Back Can Diameter: 9.7" (24.6 cm) Back Can Height: 3.7" (95.3 cm) Visible Diameter: 11.7" (29.8 cm) Visible Height: 0.3" (8.6 mm) Mounting Hole Diameter: 10.5" (26.7 cm) Minimum to Maximum Ceiling Thickness: 0.04" (0.9 mm) to 1.6" (4.1 cm)