Honeywell TC840C3206 Carbon Monoxide and Smoke SensorDetects all four major elements of a fire (smoke, heat, CO, and flame). 135F (57. 2C) fixed temperature heat detector. Transmits an alarm signal due to heat. Separate signal for life safety CO detection. Optional addressable sounder base for Temp 3 (fire) or Temp 4 (CO) tone. Automatic drift compensation of smoke sensor and CO cell. High nuisance alarm immunity. ULC listed models available; CDN models are ULC Listed.
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Honeywell TC840C3206 Carbon Monoxide and Smoke Sensor