Bosch

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Bosch D263 Two Wire Photoelectric Smoke Detector

Two Wire Photoelectric Smoke Detector Replaces the Bosch DS-D282 The D263 Series Detector models use an infrared (IR) LED light source and a silicon photodiode to measure light in a chamber. A fine screen covers the chamber to deter insects and to reduce dust accumulation and nuisance alarms. During a fire, smoke particles reflect light onto the...

$46.95

Bosch D263TH Two Wire Smoke w/ 135 F Heat Sensor

Two Wire Smoke w/ 135 °F Heat Sensor Replaces the Bosch DS-D282TH The D263 Series Detector models use an infrared (IR) LED light source and a silicon photodiode to measure light in a chamber. A fine screen covers the chamber to deter insects and to reduce dust accumulation and nuisance alarms. During a fire, smoke particles reflect light onto...

$49.95

Bosch D263THS Two Wire Photoelectric Smoke with Heat and Sounder

Two Wire Photoelectric Smoke Detector with Heat and Sounder Replaces the Bosch DS-D282THS Discontinued The D263 Series Detector models use an infrared (IR) LED light source and a silicon photodiode to measure light in a chamber. A fine screen covers the chamber to deter insects and to reduce dust accumulation and nuisance alarms. During a fire, smoke particles...

Bosch D273 Four Wire Smoke Detector

Four Wire Smoke Detector Replacement for DS284 The D273 Series Detector models use an infrared (IR) LED light source and a silicon photodiode to measure light in a chamber. A fine screen covers the chamber to deter insects and reduce dust accumulation and nuisance alarms. During a fire, smoke particles reflect light onto the photodiode. When the...

$47.95

Bosch D273TH Four Wire Smoke Detector with Heat Sensor

Four-Wire with 135°F (57°C) Heat Sensor Replacement for DS284TH The D273 Series Detector models use an infrared (IR) LED light source and a silicon photodiode to measure light in a chamber. A fine screen covers the chamber to deter insects and reduce dust accumulation and nuisance alarms. During a fire, smoke particles reflect light onto the...

$52.95

Bosch D273THE Four Wire Smoke Detector with Heat and EOL Relay

Four-Wire with 135°F (57°C) Heat Sensor EOL Relay Replacement for DS284THE Special Order The D273 Series Detector models use an infrared (IR) LED light source and a silicon photodiode to measure light in a chamber. A fine screen covers the chamber to deter insects and reduce dust accumulation and nuisance alarms. During a fire, smoke particles reflect...

$62.95

Displaying 1 to 6 (of 12 products)

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