The UL22DM is a shallow depth, UL listed, fire signaling device for mass notification and emergency communications. It provides superior voice intelligibility and high efficiency performance in a complete, 2' x 2' lay-in ceiling tile replacement loudspeaker system. The UL22DM includes a front-facing electrical box for attachment of customer supplied, single- or dual-gang devices such as fire signalling lights, cameras or wireless access points. It has a high durability, powder coated and perforated steel baffle, with a lightweight speaker assembly that includes an 8" fire retardant speaker with 10 oz. magnet and 4 Watt, 25/70V transformer with rotary tap selector and a line supervision capacitor. By providing high intelligibility, visual appeal and typical Quam reliability, the UL22DM is designed for a wide range of demanding applications. The UL22DM also provides four (4) seismic tie-off points to comply with local codes in most jurisdictions. The fully assembled UL22DM can be installed in a ceiling tile grid in a few minutes, which saves installation labor and enhances your profits.

• Sound Pressure dB-SPL@ 10 ft. per Tap – 1/4=78.7, 1/2=80.7, 1=81.5, 2=84.3, 4=87.4
• Loudspeaker Power Rating – 20W RMS, EIA 426A Standard
• Magnet Type & Weight – BeFe Ceramic, 10 oz. Nominal
• Frequency Response – 60 Hz - 17 kHz EIA 426A Standard
• Nominal Coverage Angle – 100° Included Angle, -6 dB / 2 kHz, Half-space
• Audio Connection – Common : Dual, color-coded leads, pre-cut

Data Sheet