System Sensor SPRV Wall Speaker

The System Sensor SPRV wall speaker is a red, wall-mounted unit in the L-Series designed for audible emergency notification and emergency communication messaging within fire alarm and mass notification systems. It features selectable voltages of 25 Vrms or 70.7 Vrms and speaker power settings of 1/4 W, 1/2 W, 1 W, and 2 W, with a frequency range of 400 to 4000 Hz and terminal wiring with a universal mounting plate. Operating from 32°F to 120°F (0°C to 49°C) and 10% to 93% non-condensing humidity, this UL 1480-listed speaker is designed for indoor use in schools, hospitals, commercial buildings, and industrial facilities that require reliable voice communication and emergency signaling. Common replacements include System Sensor SPSR and SPRL, as well as Wheelock E70, making it a familiar option for retrofit and expansion within existing systems.