Duct Smoke Detectors

System Sensor D4120
$110.50 /each

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System Sensor D4120
System Sensor 4-Wire Photoelectric Low-Flow Duct Smoke Detector
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System Sensor RTS2-AOS
$110.46 /each
-12%
Was $124.99
As low as: $102.73
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Add 4 : $106.04 ea. (4% off)
7+ : $102.73 ea. (7% off)

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System Sensor RTS2-AOS
System Sensor Multi-Signal Accessory Test Station w/Strobe
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System Sensor DST1.5
$5.61 /each
-30%
Was $7.99
As low as: $5.22
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Add 72 : $5.39 ea. (4% off)
130+ : $5.22 ea. (7% off)

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System Sensor DST1.5
System Sensor Duct-Mounted Smoke Detector Sampling Tube - 1 ft to 2 ft Width Duct
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System Sensor DST3
$7.48 /each
-4%
Was $7.77
As low as: $6.96
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Add 54 : $7.18 ea. (4% off)
98+ : $6.96 ea. (7% off)

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System Sensor DST3
System Sensor Duct-Mounted Smoke Detector Sampling Tube - 2 to 4 ft Width Duct
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System Sensor DST5
$9.82 /each
-16%
Was $11.63
As low as: $9.13
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Add 41 : $9.43 ea. (4% off)
75+ : $9.13 ea. (7% off)

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System Sensor DST5
System Sensor Duct-Mounted Smoke Detector Sampling Tube - 4 to 8 ft Width Duct
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System Sensor DST1
$4.15 /each
As low as: $3.86
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Add 97 : $3.98 ea. (4% off)
176+ : $3.86 ea. (7% off)

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System Sensor DST1
System Sensor Duct-Mounted Smoke Detector Sampling Tube - up to 1 ft Width Duct
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Air Products and Controls FAST TUBES
$13.50 /each

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Air Products and Controls FAST TUBES
Air Products and Controls Sampling Tubes, Multi-Length for SM-501,
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