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The SYSTEM SENSOR 90219A-801-05-L is a red, 8-ohm speaker designed for use in fire alarm and life safety notification systems. This audio appliance delivers voice and tone signals to building occupants as part of a mass notification or fire alarm audio system. It is intended for permanent installation in commercial and residential fire alarm speaker circuits and is typically installed by licensed fire alarm technicians or low-voltage electricians. The 8-ohm impedance rating makes it compatible with standard supervised audio notification circuits used throughout the life safety industry.
This speaker is suited for indoor installation in commercial buildings, multi-family residential structures, schools, and similar occupancies where audible notification is required by code. It is typically deployed as part of a distributed speaker system tied to a fire alarm control panel with audio output capability. The red housing identifies it as a life safety appliance and is commonly required by AHJ specifications for fire alarm applications.
Designed as an OEM-style replacement or new-installation speaker for fire alarm audio notification systems requiring 8-ohm speakers in the speaker and strobe appliance category.
Installation should be performed by a licensed fire alarm technician or low-voltage electrician in accordance with NFPA 72 and all applicable local codes. Disconnect and lock out power to the fire alarm control panel audio circuit before wiring or replacing this appliance. Verify circuit impedance and supervision continuity after installation. Do not install in outdoor or wet locations unless the installation environment is confirmed suitable per the manufacturer documentation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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