System Sensor SPSR Indoor Selectable Output Speaker

Description:

The System Sensor SPSR indoor selectable output speaker is used in emergency communication and life safety systems. Commonly installed in schools, hospitals, commercial buildings, and industrial facilities. Maintenance teams and system integrators use this part for repair, retrofit, expansion, and replacement.

Applications:

The System Sensor SPSR indoor selectable output speaker is designed to provide audible emergency notification and voice evacuation messaging in fire alarm and mass notification systems. It is commonly used in public address systems, evacuation networks, healthcare facilities, and commercial buildings where reliable voice communication and emergency signaling are required.

Technical Specifications:

• Brand: System Sensor
• Part number: SPSR
• Product type: Indoor selectable output speaker
• Series: L-Series
• Mounting type: Wall mount
• Housing color: Red
• Speaker voltage: Selectable 25 Vrms or 70.7 Vrms
• Speaker power settings: ¼ W, ½ W, 1 W, and 2 W
• Frequency range: 400 to 4000 Hz
• Maximum supervisory voltage: 50 VDC
• Wiring type: Terminal connection with universal mounting plate
• Operating temperature: 32°F to 120°F (0°C to 49°C)
• Humidity range: 10% to 93% non-condensing
• Application: Fire alarm and emergency communication systems

Common Replacements:

• System Sensor SPRL
• System Sensor SPSRL
• Wheelock E70 speaker