TOA PC-580RU-AM 8" In-ceiling paging speaker

The TOA PC-580RU is an 8-inch ceiling speaker with a 25V/70V transformer. It is designed to be a high-performance and low-cost ceiling speaker for paging and notification applications, especially where retrofit of speakers in large facilities dictate that common speaker template is used, eliminating the need for adapting existing ceiling cutouts 123. The speaker meets ULC S541, UL 1480 UUMW (Fire Alarm Signaling), and UL 2043 (use in air handling spaces) standards when using the HY-BC580U Back Can, The speaker has a rated input of 10W (speaker), 5 W (transformer, 70.7 V line and 25 V line) and a rated impedance of 70.7 V line: 20 K (0.25 W), 10K (0.5W), 5K (1 W), 2.5 K (2 W), 1 K (5 W) Ohms 25 V line: 2.5 K (0.25 W), 1.25 K (0.5 W), 625 (1 W), 312.5 (2 W), 125 (5 W) Ohms . The speaker has a sensitivity of 97 dB (1 W, 1 m) and a frequency response of 50 - 16.5 KHz, The speaker component is 200 mm (8&rdquo,) dual cone type and the magnet size is Dia. 80 (3.15&rdquo,) x dia. 32 (1.26&rdquo,) x 12 (0.47&rdquo,) mm. The magnet weight is 272g (10 oz) and the flux density is 11,900 gauss 1. The dimensions of the fixing hole are Dia. 203.2 mm (8.00&rdquo,) and the finish is baffle: steel plate, white grille: surface-treated steel plate net, white. The dimensions are Dia. 324 x 87.3 (d) mm and the weight is 1.50 kg (3.31 lbs), The speaker comes with mounting screw (M 5 x 38 mm) x 4, Speaker pass through terminal strip, The speaker meets UL requirements for speakers used in emergency signaling and notification applications .