D4120 System Sensor 4-Wire Duct Smoke Detector
4-Wire Duct Smoke Detector 4 wire Photoelectric Duct Smoke Detector. Square or Rectangular Footprint. 24 or 120 volts. 100 to 4000 FPM. Max temp 158F. 1 SPST N/O alarm, 2 SPDT auxilliary and 1 SPST N/O supervisory contacts.
Brand:System Sensor, Item:D4120, :71653
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Product Availability
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33 In Stock
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$156.57
EA
$350.33
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| Item | Description | Price | Add to Cart | |
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DST1.5 | DST1.5 System Sensor Metal sample tube for smoke |
$9.56
EA
$21.59
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DST10 | DST10 System Sensor Metal Smple Tube 8-12ft |
$31.65
EA
$71.53
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DST3 | DST3 System Sensor Metal sample tube for smoke |
$13.29
EA
$30.04
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DST5 | DST5 System Sensor Metal sample tube for smoke |
$17.89
EA
$40.42
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RTS151 | RTS151 System Sensor Remote Test Station |
$37.75
EA
$85.30
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RTS151KEY | RTS151KEY System Sensor Remote test station with key. |
$68.67
EA
$153.64
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