Signature Series devices are the life safety industry’s first modular detectors. Combining smoke, heat, and carbon monoxide (CO) sensing technologies in a single compact unit, these …

Edwards Optica Intelligent Duct Smoke Detector Signature Series SIGA-DDOS The EDWARDS Optica Intelligent Duct Smoke Detector is the most advanced and most reliable device in its …

Address false alarms right at the source with patented Optica LED technology that uses dual wavelengths, multiple angles and detection algorithms to differentiate between nuisance …

Signature Optica™ Series reduces nuisance and fire alarms and delivers faster, more accurate detection -- plus, they're the first to carry the UL268, 7th edition listing. When paired with …

The Signature Optica Series SIGA-OSD smoke detector brings advanced optical (photoelectric) technology to a practical design that increases efficiency, saves installation time, cuts costs, …

These weatherproof enclosures offer outdoor protection from rain, sleet and snow, or indoor protection from dripping water for SL-2000, SM-501, EST SD-1, and SIGA-DDOS duct smoke …

Dec 25, 2024 · The New Edwards Optica Duct Smoke Detector (SIGA-DDOS) is here to turn that dream into reality. This greatly improved device improves fire safety and reduces those …

The Signature Optica Series SIGA-OSD smoke detector brings advanced optical (photoelectric) technology to a practical design that increases eficiency, saves installation time, cuts costs, …

Like all Signature Series detectors, the SIGA-DS2I is an intelligent device that gathers analog information from its optical smoke sensor, converting this data into digital signals. To make an …

Mar 31, 2025 · This is the new model for Replacement of the siga-SD. Brand new in original box with all hardware.