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The SYSTEM SENSOR 90219A-802-01-L is a 4-ohm black speaker designed for life safety audio notification systems. It is part of the TCPA-10 speaker series, intended for use in commercial fire alarm and emergency voice evacuation systems. This unit delivers audible notification output to building occupants during alarm events. It is installed by licensed fire alarm technicians and low-voltage systems contractors working under applicable fire codes and NFPA standards.
This speaker is suited for commercial and institutional applications where voice evacuation or tone-based audible notification is required. It is typically installed in ceiling or wall-mount configurations as part of a distributed audio notification network. The black finish allows it to blend with common ceiling and wall surfaces in commercial interiors. Its 4-ohm impedance makes it compatible with standard fire alarm audio amplifier outputs used in commercial speaker circuit designs.
Designed as an OEM-style replacement or field-install speaker for commercial fire alarm and emergency voice evacuation audio notification systems using 4-ohm speaker circuits.
Installation must be performed by a licensed fire alarm technician or low-voltage contractor in accordance with NFPA 72 and applicable local fire codes. De-energize the speaker circuit and notify the fire alarm control panel monitoring station before beginning work. Verify amplifier output impedance and circuit loading before adding or replacing speakers on an existing circuit. Inspect wiring connections and polarity prior to restoring power to the notification appliance circuit.
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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