Find any fire alarm part — fast.
9,000+ genuine parts from Notifier, Simplex, System Sensor, Fire-Lite and 100+ brands. Same-day shipping on in-stock orders.
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Smoke Detectors
Horn Strobes
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CO Detectors
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Fire Alarm & Building Systems Supplier
The Fire Alarm Supplier carries 9,000+ parts from more than 100 manufacturers — Simplex, Notifier, System Sensor, Siemens, Fire-Lite, Edwards, Hochiki, Kidde Fenwal and others. Browse smoke detectors, pull stations, horn strobes, control panels and power supplies, plus gas detection, suppression and in-building communications (BDA).
Our inventory serves fire protection contractors, system integrators and facility managers — including the legacy and discontinued parts that keep an installed system running when replacement is not an option.