Skip to content
Free Shipping on Orders Over $999*
Free Shipping on Orders Over $999*

System Sensor

System Sensor

D4120W SYSTEM SENSOR Watertight 4-Wire Duct Smoke Detector

SYSTEM SENSOR
Original price $286.20 - Original price $286.20
Original price
$286.20
$286.20 - $286.20
Current price $286.20
Not in Stock

The InnovairFlex D4120W watertight 4-wire photoelectric duct smoke detector is UL listed as a watertight enclosure providing protection against...

View full details

D4P120 SYSTEM SENSOR 4Wire Photoelectric Pwr Board

SYSTEM SENSOR
Original price $126.47 - Original price $126.47
Original price
$126.47
$126.47 - $126.47
Current price $126.47
11 in stock

D4P120 detectors are designed to operate on 24V DC/V AC or 120V AC. Alarm and supervisory relay contacts are available for control panel int...

View full details

D4S SYSTEM SENSOR Innovairflex 4-Wire Conventional Sensor Only Component

SYSTEM SENSOR
Original price $132.83 - Original price $132.83
Original price
$132.83
$132.83 - $132.83
Current price $132.83
Not in Stock

The InnovairFlex D4120 4-wire photoelectric duct smoke detector features a pivoting housing that fits both square and rectangular footprints...

View full details

DH400OE-1 SYSTEM SENSOR Weatherproof Duct Smoke Detector Enclosure

SYSTEM SENSOR
Original price $308.99 - Original price $308.99
Original price
$308.99
$308.99 - $308.99
Current price $308.99
Not in Stock

The DH400OE-1 all-weather outdoor enclosure is specifically designed to protect the System Sensor duct smoke detector from harsh elements. T...

View full details

EPS10-1 SYSTEM SENSOR Alarm Waterflow Spdt Switch 4 - 20 Psi.

SYSTEM SENSOR
Original price $105.12 - Original price $105.12
Original price
$105.12
$105.12 - $105.12
Current price $105.12
36 in stock

Alarm pressure switch, adjustable response 4 to 20 PSI, for wet, dry, deluge and pre-action fire sprinkler systems, includes one SPDT switch...

View full details

EPS10-2 SYSTEM SENSOR Alarm Waterflow Pressure Switch 2 Spdt 4 - 20 Power Supply

SYSTEM SENSOR
Original price $63.79 - Original price $63.79
Original price
$63.79
$63.79 - $63.79
Current price $63.79
6 in stock

The EPS10-2 model contains two SPDT switches. The EPS10 Series features field adjustable pressure sensitivity to provide an alarm response b...

View full details

EPS120-2 SYSTEM SENSOR Pres Switch 120Psi 2-Spdt

SYSTEM SENSOR
Original price $127.48 - Original price $127.48
Original price
$127.48
$127.48 - $127.48
Current price $127.48
5 in stock

The EPS120-1 has a single SPDT switch. The EPS120-2 model contains two SPDT switches. The EPS120 Series features field-adjustable pressure sensitiv...

View full details

EPS40-2 SYSTEM SENSOR Pressure Switch Includes Two Spdt Switch

SYSTEM SENSOR
Original price $125.58 - Original price $125.58
Original price
$125.58
$125.58 - $125.58
Current price $125.58
29 in stock

The EPS40-1 has a single SPDT switch while the EPS40-2 model contains two SPDT switches. The EPS40 Series features field adjustable pressure...

View full details

HCRL-LF SYSTEM SENSOR Low-Frequency Compact Sounder 15 30 75 95 N110 135 185 Cd Ceiling Red

SYSTEM SENSOR
Original price $48.28 - Original price $48.28
Original price
$48.28
$48.28 - $48.28
Current price $48.28
92 in stock

The L-Series offers the most versatile and easy-to-use line of low frequency sounder and low frequency sounder strobes in the industry. With wh...

View full details

HCWL-LF SYSTEM SENSOR Horn Ceil Low Frequency Wht

SYSTEM SENSOR
Original price $60.16 - Original price $60.16
Original price
$60.16
$60.16 - $60.16
Current price $60.16
153 in stock

The System Sensor L-Series offers the most versatile and easy-to-use line of horns, strobes, and horn strobes in the industry with lower curren...

View full details

HCWL-LF-BP10 SYSTEM SENSOR Low-Frequency Compact Sounder 15 30 75 95 110 135 185 Cd Ceiling White - Bulk Pack Of 10 Units

SYSTEM SENSOR
Original price $742.72 - Original price $742.72
Original price
$742.72
$742.72 - $742.72
Current price $742.72
Only 1 left!

The L-Series offers the most versatile and easy-to-use line of low frequency sounder and low frequency sounder strobes in the industry. With...

View full details

HGRL-LF SYSTEM SENSOR Wall Horn Compact Low Frequency Red

SYSTEM SENSOR
Original price $46.75 - Original price $46.75
Original price
$46.75
$46.75 - $46.75
Current price $46.75
Not in Stock

Low Frequency Sounder notification appliances meet the NFPA 72® 2010/2013 low frequency requirements for all commercial and certain residential...

View full details

HGRL-LF-BP10 SYSTEM SENSOR Low-Frequency Compact Sounder 15 30 75 95 110 135 185 Cd Wall Red - Bulk Pack Of 10 Units

SYSTEM SENSOR
Original price $655.98 - Original price $655.98
Original price
$655.98
$655.98 - $655.98
Current price $655.98
Not in Stock

Feature • Low-Frequency Compact Sounder, 15, 30, 75, 95,110, 135, 185 CD, Wall, Red, Bulk Pack of 10 Units. Open Datasheet

HGWL-LF SYSTEM SENSOR Horn Compact Low Frequency Wall White

SYSTEM SENSOR
Original price $46.75 - Original price $46.75
Original price
$46.75
$46.75 - $46.75
Current price $46.75
Not in Stock

The System Sensor L-Series offers the most versatile and easy-to-use line of horns, strobes, and horn strobes in the industry with lower curren...

View full details

HGWL-LF-BP10 SYSTEM SENSOR Low-Frequency Compact Sounder 15 30 75 95 110 135 185 Cd Wall White - Bulk Pack Of 10 Units

SYSTEM SENSOR
Original price $636.29 - Original price $636.29
Original price
$636.29
$636.29 - $636.29
Current price $636.29
Not in Stock

HGWL-LF-BP10 SYSTEM SENSOR Low-Frequency Compact Sounder 15 30 75 95 110 135 185 Cd Wall White - Bulk Pack Of 10 UnitsOpen Datasheet

HR-LF SYSTEM SENSOR Low Frequency Sounder Red

SYSTEM SENSOR
Original price $0.00 - Original price $0.00
Original price
$0.00
$0.00 - $0.00
Current price $0.00
Not in Stock

The Spectralert Advance HR-LF is a red, two-wire, 12/24 volt, low frequency sounder designed for wall or ceiling installation. It is part of th...

View full details

HRL-LF SYSTEM SENSOR Low-Frequency Sounder 15 30 75 95 110 135 185 Cd Wall Red

SYSTEM SENSOR
Original price $72.91 - Original price $72.91
Original price
$72.91
$72.91 - $72.91
Current price $72.91
446 in stock

The System Sensor L-Series offers the most versatile and easy-to-use line of horns, strobes, and horn strobes in the industry with lower curren...

View full details

HWL-LF-BP10 SYSTEM SENSOR Low-Frequency Sounder 15 30 75 95

SYSTEM SENSOR
Original price $547.09 - Original price $547.09
Original price
$547.09
$547.09 - $547.09
Current price $547.09
Not in Stock

L-Series audible visible notification products have features to maximize profits with lower current draw and modern aesthetics. The L-Series...

View full details

IM-10 SYSTEM SENSOR Ten Input Monitor Addressable Module Supports N/O Contact Inputs Only Configurable For Any Input Type

SYSTEM SENSOR
Original price $377.28 - Original price $377.28
Original price
$377.28
$377.28 - $377.28
Current price $377.28
Not in Stock

The IM-10 Ten Input Monitor Module is intended for use in an intelligent alarm system. Each monitor module is intended to interface between ...

View full details

ISO-6 SYSTEM SENSOR Six Circuit Isolator Module

SYSTEM SENSOR
Original price $400.13 - Original price $400.13
Original price
$400.13
$400.13 - $400.13
Current price $400.13
63 in stock

The ISO-6(A) Six Fault Isolator Module provides six equivalent circuits that will allow a portion of the communications loop to continue operating...

View full details

M500FP SYSTEM SENSOR Firephone Control Module

SYSTEM SENSOR
Original price $0.00 - Original price $0.00
Original price
$0.00
$0.00 - $0.00
Current price $0.00
Not in Stock

MIX-M500FP Firephone Control Modules are intended for use in intelligent, two-wire systems, where the individual address of each module is sele...

View full details

MWBBW SYSTEM SENSOR Wall Metal Weatherproof Back Box White

SYSTEM SENSOR
Original price $47.40 - Original price $47.40
Original price
$47.40
$47.40 - $47.40
Current price $47.40
30 in stock

Additional information Weight 1 lbs Condition New Production Status Active Open Datasheet

OSI-R-SS SYSTEM SENSOR Conventional Single-Ended Reflective Imaging Beam Smoke Detector

SYSTEM SENSOR
Original price $678.74 - Original price $678.74
Original price
$678.74
$678.74 - $678.74
Current price $678.74
5 in stock

OSI-R-SS is a 4-wire conventional reflector-type linear optical beam smoke detector for use in fire alarm systems. The beam operates primari...

View full details

P2RHK SYSTEM SENSOR Horn/Strobe Hi-Candela Weatherproof

SYSTEM SENSOR
Original price $0.00 - Original price $0.00
Original price
$0.00
$0.00 - $0.00
Current price $0.00
Not in Stock

SpectrAlert Advance offers the broadest line of outdoor horns, strobes, and horn strobes in the industry. With white or red plastic housings...

View full details

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare