CPG Signals Model SPHX Powertone® Explosion-proof. Speaker is designed for use in hazardous locations. The unit produces a crisp, clear, high decible tone/voice output on any 25 Vrms or 70 Vrms tone/voice audio system. The speaker cone and projector are of spun aluminum. The
speaker driver and circuitry are contained in an explosionproof housing. The speaker has a supervisory DC coupling capacitor and wattage taps from 0.5 to 15 watts. The speaker is listed for indoor or outdoor use, is NEMA 3 rated, and isfinished in red enamel. The PowerTone® speaker is designed for connection to system supervised alarm notification circuits. Weatherproof corrosion-resistant surface mount speaker is required.

Main Features

• Operates on 25 Vrms or 70 Vrms signal lines.
• Multiple power taps @ 0.5, 1, 2, 7, and 15 watts.
• High dB output for coverage of large areas.
• UL sound pressure level 99 dB(A) at 10 feet (see chart).
• Built-In 15 watt high efficiency compression driver.
• Rugged explosion-proof circuitry housing.
• Wide frequency response, 400-4000 Hz.
• Supervisory capacitor.
• NEMA 3 rated enclosure
• Indoor or outdoor mounting