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Interconnected Smoke Alarm with Hardwire Adapter Included
This product is available in the US only.
Smoke alarms help provide an early warning in the event of an emergency. First Alert has been protecting homes and families since 1958 and is proud to offer a variety of reliable and easy installation options for home smoke detectors.
Operator/Owner Materials-User Manual for SA520 Interconnected Smoke Alarm (English)
Maintenance/Product Reference Materials-SA520B CSFM Listing Card
Maintenance/Product Reference Materials-SA520B ETL Listing Card
Product Data and Specifications-SA520B Specification Sheet