Bosch

Displaying 7 to 12 (of 12 Products)
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(image for) Bosch D273THES Four Wire Smoke with Heat, EOL Relay and Sounder
Bosch D273THES Four Wire Smoke with Heat, EOL Relay and Sounder
              Four-Wire with 135°F (57°C) Heat Sensor, EOL Relay and Sounder Replacement for DS284THES 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,...
$64.95Buy Now
(image for) Bosch D273THS Four Wire Smoke Detector with Heat and Sounder
Bosch D273THS Four Wire Smoke Detector with Heat and Sounder
            Four-Wire with 135°F (57°C) Heat Sensor and Sounder Replacement for DS284THS 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...
$52.95Buy Now
(image for) Bosch D292 Four Wire Base
Bosch D292 Four Wire Base
              Four Wire Base Replacement for MB4W   Discontinued Sold Out! Use the D292 Four‑wire Detector Base with smoke and heat detector heads to provide early fire warning for life safety and property protection systems. This base is compatible with the following: • D285 Photoelectric Smoke Detector Head • D285TH Photoelectric Smoke Detector with Heat...
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(image for) Bosch D296 Projected Beam Smoke Detectors
Bosch D296 Projected Beam Smoke Detectors
            Special Order   The D296 Projected Beam Smoke Detector is used in clear open structures such as arenas, atriums, auditoriums, ballrooms, churches, factories, museums and warehouses. Each D296 detector consists of a transmitter,a receiver, and a remote annunciation plate.Because the transmitter and receiver typically mount on the ceiling or high on walls or columns,they...
$599.95Buy Now
(image for) Bosch F220-135 ROR Fixed Temperature +135°F Heat Detector
Bosch F220-135 ROR Fixed Temperature +135°F Heat Detector
          Two-wire or four-wire bases 50 ft (15.2 m) maximum spacing between detectors Visible identification of model: F220‑135 = no ring, F220‑135F = gray ring, F220‑190F = black ring Tamper detection Dual color LED  
$36.95Buy Now
(image for) Bosch F220P Photoelectric Smoke Detector Head Only
Bosch F220P Photoelectric Smoke Detector Head Only
              Photoelectric Detector Head Only - Base Required     Features: Two-wire or four-wire bases 30 ft (9 m) maximum spacing between detectors Optional CO-sensor, heat-sensor enhanced detection chamber Clean chamber without removal or disassembly CleanMe signaling capability Sensitivity readout on detector Detector chamber compensates for dust...
$49.95Buy Now
Displaying 7 to 12 (of 12 Products)
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