Showing 609–624 of 2249 results
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$251.26In stock
- Photoelectric, integrated low-flow technology
- Versatile mounting options: square or rectangular configuration
- Cover tamper signal
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$1,372.44Only 8 left in stock
- Fast and easy alignment
- Resistant to building movement
- Resistant to sunlight
- Resistant to foreign object intrusion
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$212.44In stock
- 4-Wire Photoelectric, integrated low-flow technology
- Versatile mounting options: square or rectangular configuration
- Increased wiring space with a newly added ยพ-inch conduit knockout
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$179.46Only 18 left in stock
- Can be used to select one of two connected sensors to be tested, reset, or both by a push button switch.
- ย Enables sensitivity measurements using the SENS-RDR sensitivity reader
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$277.59In stock
- Photoelectric, integrated low-flow technology
- Air velocity rating from 100 ft/min โ 4,000 ft/min (0.5 m/s โ 20.32 m/s)
- Broad ranges for operating temperature (-4ยฐF โ 158ยฐF, -20ยฐC โ 70ยฐC) and humidity (0% โ 93% non-condensing)
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$257.11In stock
- Photoelectric, integrated low-flow technology
- Air velocity rating from 100 ft/min โ 4,000 ft/min (0.5 m/s โ 20.32 m/s)
- Broad ranges for operating temperature (-4ยฐF โ 158ยฐF, -20ยฐC โ 70ยฐC) and humidity (0% โ 93% non-condensing)
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$32.61In stock
System Sensor DST3 Metal Sampling Tube Duct Widths 2ft to 4ft
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$31.12In stock
System Sensor DST5 Metal Sampling Tube Duct Widths 4ft to 8ft
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$34.16In stock
System Sensor DST1.5 Metal Sampling Tube Duct Widths 1ft to 2ft
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$56.44In stock
System Sensor DST10 Metal Sampling Tube Duct Widths 8ft to 12ft
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$304.91In stock
- NEMA Type 4 UL listed for non-hazardous indoor and outdoor applications
- 4-Wire Photoelectric, integrated low-flow technology
- UV Resistant, UL listed housing and cover materia
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$21.49In stock
System Sensor DST1 Metal Sampling Tube Duct Width Up to 1ft (0.3m)
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$144.62In stock
System Sensor D4S 4-Wire Photoelectric Sensor Component forย Duct Smoke Detector
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$35.13Only 20 left in stock
System Sensor ST-10 Metal Sampling Tube for Duct widths 4′ – 8′
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$26.78In stock
Kidde SD-T60 Duct Detector Accessory, 60 in. Sampling Tube
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$41.12Only 9 left in stock
Kidde EC-LED SuperDuct Series Remote LED Indicator