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The SYSTEM SENSOR 90243A-803-01-L is a Linewave 8-array speaker rated at 80 watts, designed for life-safety notification applications in commercial and institutional buildings. This unit delivers high-output audio coverage across wide areas using an 8-element line array configuration, making it suitable for spaces where even sound distribution is critical. The black finish integrates with standard ceiling and wall installations. Licensed fire alarm technicians and low-voltage contractors typically specify and install this device as part of an addressable or conventional fire alarm notification appliance circuit.
The 90243A-803-01-L is intended for use in commercial fire alarm and mass notification systems where consistent, intelligible audio output is required. Typical installation environments include corridors, open office areas, warehouses, schools, and healthcare facilities. Its 8-array speaker geometry supports extended coverage patterns that reduce the number of devices needed to meet code-required sound pressure levels in large or irregularly shaped spaces.
Designed as an OEM-style notification appliance for use in commercial fire alarm speaker and mass notification circuits where an 80-watt line array speaker is specified.
Installation must be performed by a licensed fire alarm technician or qualified low-voltage contractor in accordance with NFPA 72 and applicable local codes. De-energize and lock out the notification appliance circuit before making any wiring connections. Verify polarity and circuit supervision requirements with the fire alarm control panel documentation prior to installation. Do not exceed the rated wattage of the notification appliance circuit when calculating total connected load.
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