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Need Help Locating A Product? Let Us Help You. Call (800) 541-3197 or Email Sales@BulkIndustries.com
Need Help Locating A Product? Let Us Help You. Call (800) 541-3197 or Email Sales@BulkIndustries.com

Pressure, Tamper, & Waterflow Switches

Your source for pressure switches, tamper switches, and waterflow switches.  Please note, if you don't see the item your looking for on our website, don't fret.  We stock thousands of fire and life safety products in our warehouses.  Contact us today to locate or source your item.  Call us

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Safe Signal WFDW Cover Tamper Screws Wrench For WFD, EPS, OSY2, PIBV2, and PSP1

Original price $18.95 - Original price $18.95
Original price
$18.95
$18.95 - $18.95
Current price $18.95

Safe Signal WFDW Cover Tamper Screws Wrench For WFD, EPS, OSY2, PIBV2, and PSP1 Wrench is used for tamperproof screws on covers for: WFD Flow Switc...

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Original price $18.95 - Original price $18.95
Original price
$18.95
$18.95 - $18.95
Current price $18.95

Safe Signal PIBV2 Supervisory Tamper Switch For Butterfly and Post Indicator Valves PIV

Original price $139.95 - Original price $139.95
Original price
$139.95
$139.95 - $139.95
Current price $139.95

Safe Signal PIBV2 Supervisory Tamper Switch For Butterfly and Post Indicator Valves PIV The PIBV2 monitors the open position of post indicator and ...

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Original price $139.95 - Original price $139.95
Original price
$139.95
$139.95 - $139.95
Current price $139.95

Safe Signal OSY2 Supervisory Tamper Switch For Outside Screw and Yoke OS&Y Valves

Original price $165.95 - Original price $165.95
Original price
$165.95
$165.95 - $165.95
Current price $165.95

Safe Signal OSY2 Supervisory Tamper Switch For Outside Screw and Yoke OS&Y Valves The OSY2 is used to monitor the open position of an outside s...

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Original price $165.95 - Original price $165.95
Original price
$165.95
$165.95 - $165.95
Current price $165.95

Safe Signal FS-RT Replacement Timer Assembly and Switch for WFDN Series Waterflow Detectors

Original price $84.95 - Original price $84.95
Original price
$84.95
$84.95 - $84.95
Current price $84.95

Safe Signal FS-RT Replacement Timer Assembly and Switch for WFDN Series Waterflow Detectors Replacement delay mechanism and switch assembly for WFD...

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Original price $84.95 - Original price $84.95
Original price
$84.95
$84.95 - $84.95
Current price $84.95

Safe Signal HEXW Hex Wrench For Inside OSY2 and PIBV2 Supervisory Switches

Original price $14.95 - Original price $14.95
Original price
$14.95
$14.95 - $14.95
Current price $14.95

Safe Signal HEXW Hex Wrench For Inside OSY2 and PIBV2 Supervisory Switches Hex wrench that fits inside supervisory switches for OS&Y and PIBV2 ...

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Original price $14.95 - Original price $14.95
Original price
$14.95
$14.95 - $14.95
Current price $14.95

Safe Signal PSP1 Supervisory Tamper Switch, Plug In Special Purpose

Original price $295.95 - Original price $295.95
Original price
$295.95
$295.95 - $295.95
Current price $295.95

Safe Signal PSP1 Supervisory Tamper Switch, Plug In Special Purpose The PSP1 plug-in switch is designed for applications where no other type of lis...

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Original price $295.95 - Original price $295.95
Original price
$295.95
$295.95 - $295.95
Current price $295.95

Safe Signal OSYRK Replacement Hardware Kit for OSY2 Supervisory Switch

Original price $24.95 - Original price $24.95
Original price
$24.95
$24.95 - $24.95
Current price $24.95

Safe Signal OSYRK Replacement Hardware Kit for OSY2 Supervisory Switch Replacement hardware kit for OSY2. Kit Includes: Wrenches Screw pack J-ho...

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Original price $24.95 - Original price $24.95
Original price
$24.95
$24.95 - $24.95
Current price $24.95

Safe Signal WFD40N 4" Waterflow Detector Switch

Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Safe Signal WFD40N 4" Waterflow Detector Switch The WFD40N is a waterflow detector for installation on 4" steel pipe.  System Sensor Waterflow Swit...

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Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Safe Signal WFD20N 2" Waterflow Detector Switch

Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Safe Signal WFD20N 2" Waterflow Detector Switch The WFD20N is a waterflow detector for installation on 2" steel pipe.  System Sensor Waterflow Swit...

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Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Safe Signal WFDT WFDTN T-Tap Waterflow Detector

Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Safe Signal WFDT WFDTN T-Tap Waterflow Detector The new WFDTN Series waterflow detectors from Safe Signal consists of a rugged, NEMA 4-rated enclos...

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Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Safe Signal WFD30N 3" Waterflow Detector Switch

Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Safe Signal WFD30N 3" Waterflow Detector Switch The WFD30N is a waterflow detector for installation on 3" steel pipe.  System Sensor Waterflow Swit...

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Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

System Sensor EPS40-2 Alarm Pressure Switch 40psi With Two SPDT

Original price $195.00 - Original price $195.00
Original price
$195.00
$195.00 - $195.00
Current price $195.00

System Sensor EPS40-2 Alarm Pressure Switch 40psi With Two SPDT Supervisory pressure switch adjustable response 10 to 100 PSI, for dry pipe fire sp...

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Original price $195.00 - Original price $195.00
Original price
$195.00
$195.00 - $195.00
Current price $195.00

System Sensor EPS120-1 Alarm Pressure Switch 120psi With One SPDT

Original price $185.95 - Original price $185.95
Original price
$185.95
$185.95 - $185.95
Current price $185.95

System Sensor EPS120-1 Alarm Pressure Switch 120psi With One SPDT Supervisory pressure switch adjustable response 10 to 200 PSI, for dry pipe fire ...

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Original price $185.95 - Original price $185.95
Original price
$185.95
$185.95 - $185.95
Current price $185.95

System Sensor EPS10-2 Alarm Pressure Switch 10psi With Two SPDT

Original price $134.95 - Original price $134.95
Original price
$134.95
$134.95 - $134.95
Current price $134.95

System Sensor EPS10-2 Alarm Pressure Switch 10psi With Two Sets SPDT System Sensor EPS10 Series switches are designed for use in wet, dry, deluge, ...

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Original price $134.95 - Original price $134.95
Original price
$134.95
$134.95 - $134.95
Current price $134.95

Safe Signal WFD80N 8" Waterflow Detector Switch

Original price $299.95 - Original price $299.95
Original price
$299.95
$299.95 - $299.95
Current price $299.95

Safe Signal WFD80N 8" Waterflow Detector Switch The WFD80N is a waterflow detector for installation on 8" steel pipe.  System Sensor Waterflow Swit...

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Original price $299.95 - Original price $299.95
Original price
$299.95
$299.95 - $299.95
Current price $299.95

Safe Signal WFD60N Waterflow Detector Switch, 6"

Original price $249.95 - Original price $249.95
Original price
$249.95
$249.95 - $249.95
Current price $249.95

Safe Signal WFD60N Waterflow Detector Switch, 6" The WFD60N is a waterflow detector for installation on 6" steel pipe.  System Sensor Waterflow Swi...

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Original price $249.95 - Original price $249.95
Original price
$249.95
$249.95 - $249.95
Current price $249.95

Safe Signal WFD25N 2.5" Waterflow Detector Switch

Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Safe Signal WFD25N 2.5" Waterflow Detector Switch The WFD25N is a waterflow detector for installation on 2.5" steel pipe.  System Sensor Waterflow ...

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Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

System Sensor PIBVEXP Explosion Proof Supervisory Tamper Switch For Butterfly and Post Indicator Valves PIV

Original price $1,029.95 - Original price $1,029.95
Original price
$1,029.95
$1,029.95 - $1,029.95
Current price $1,029.95

System Sensor PIBVEXP Explosion Proof Supervisory Tamper Switch For Butterfly and Post Indicator Valves PIV The PIBVEXP is an explosion-proof super...

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Original price $1,029.95 - Original price $1,029.95
Original price
$1,029.95
$1,029.95 - $1,029.95
Current price $1,029.95

System Sensor EPS40EXP Explosion Proof Alarm Pressure Switch 40psi With Two SPDT

Original price $1,250.00 - Original price $1,250.00
Original price
$1,250.00
$1,250.00 - $1,250.00
Current price $1,250.00

System Sensor EPS40EXP Explosion Proof Alarm Pressure Switch 40psi With Two SPDT Explosion-proof pressure switch that provides an alarm response be...

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Original price $1,250.00 - Original price $1,250.00
Original price
$1,250.00
$1,250.00 - $1,250.00
Current price $1,250.00

System Sensor 546-8000 Cover Tamper Switch Kit For EPS Pressure Switches

Original price $49.95 - Original price $49.95
Original price
$49.95
$49.95 - $49.95
Current price $49.95

System Sensor 546-8000 Cover Tamper Switch Kit For EPS Pressure Switches This cover tamper switch mounts to all System Sensor  EPS terminal block u...

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Original price $49.95 - Original price $49.95
Original price
$49.95
$49.95 - $49.95
Current price $49.95

System Sensor EPS10-1 Alarm Pressure Switch 10psi With One SPDT

Original price $149.95 - Original price $149.95
Original price
$149.95
$149.95 - $149.95
Current price $149.95

System Sensor EPS10-1 Alarm Pressure Switch 10psi With One SPDT System Sensor EPS10 Series switches are designed for use in wet, dry, deluge, and p...

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Original price $149.95 - Original price $149.95
Original price
$149.95
$149.95 - $149.95
Current price $149.95

Safe Signal WFD80EXP 8" Explosion Proof Waterflow Switch

Original price $2,650.95 - Original price $2,650.95
Original price
$2,650.95
$2,650.95 - $2,650.95
Current price $2,650.95

Safe Signal WFD80EXP 8" Explosion Proof Waterflow Switch The WFD80EXP is a waterflow detector for installation on 8" steel pipe.  System Sensor Wat...

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Original price $2,650.95 - Original price $2,650.95
Original price
$2,650.95
$2,650.95 - $2,650.95
Current price $2,650.95

Safe Signal WFD50N 5" Waterflow Detector Switch

Original price $249.95 - Original price $249.95
Original price
$249.95
$249.95 - $249.95
Current price $249.95

Safe Signal WFD50N 5" Waterflow Detector Switch The WFD50N is a waterflow detector for installation on 5" steel pipe.  System Sensor Waterflow Swit...

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Original price $249.95 - Original price $249.95
Original price
$249.95
$249.95 - $249.95
Current price $249.95

System Sensor OSYEXP Explosion Proof Supervisory Tamper Switch For Outside Screw and Yoke (OS&Y) Valves

Original price $995.95 - Original price $995.95
Original price
$995.95
$995.95 - $995.95
Current price $995.95

System Sensor OSYEXP Explosion Proof Supervisory Tamper Switch For Outside Screw and Yoke (OS&Y) Valves The OSYEXP is an explosion-proof superv...

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Original price $995.95 - Original price $995.95
Original price
$995.95
$995.95 - $995.95
Current price $995.95

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