The Fire Alarm Supplier — Fire Alarm Systems & Parts

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Notifier Fire Alarm Equipment and Devices

BRK Electronics

Fire Alarm & Building Systems Supplier

The Fire Alarm Supplier stocks over 20,000 parts from more than 100 manufacturers — Simplex, Notifier, System Sensor, Siemens, Fire-Lite, Edwards, Hochiki, Kidde Fenwal and others. Browse smoke detectors, pull stations, horn strobes, control panels and power supplies, plus gas detection, suppression, HVAC and in-building communications.

Our inventory serves fire protection contractors, system integrators and facility managers — including the legacy and discontinued parts that keep an installed system running when replacement is not an option.

Notifier FSP-851 photoelectric smoke detector sensor showing its circular design and sensor components.

Notifier FSP-851 Photoelectric Sensor

$100.40 $120.48

In Stock

Space Age ELOCK-FA circuit lockout kit with safety padlocks and tags, designed for industrial lockout/tagout procedures.

Space Age ELOCK-FA Fire Alarm Electrical Lockout Kit

$11.25 $13.50

In Stock

First Alert SMCO410 Z-WAVE Plus smart smoke and carbon monoxide detector with digital display and wireless connectivity.

First Alert SMCO410 Z-Wave Plus Smoke & CO Alarm 1048325

$62.40 $74.88

In Stock

Kidde 260-CO Carbon Monoxide Detector with SafeTest showing digital display and test button for home safety detection.

Kidde 260-CO Carbon Monoxide Detector with SafeTest

$104.40 $125.28

In Stock

First Alert SC5 hardwire smart smoke and carbon monoxide alarm with digital display and test button, mounted on wall.

First Alert SC5 Hardwire Smart Smoke and Carbon Monoxide Alarm SMCO600NV-AC

$117.00 $140.40

Available to Order • Lead Time on Request

Siemens HFP-11 intelligent fire detector smoke detector with alarm sensors, mounted on ceiling for fire safety detection.

Siemens HFP-11 (500-033290) Intelligent Fire Detector

$378.30 $453.96

In Stock

Notifier FCO-951 multi-criteria smoke and carbon monoxide detector with digital display and sensor indicators.

Notifier FCO-951 Multi-Criteria Fire and Carbon Monoxide Detector

$202.00 $242.40

In Stock

Siemens FP-11 multi-criteria fire detector with sensors and wiring, designed for early fire detection in buildings.

Siemens FP-11 (500-095112) Multi-Criteria Fire Detector

$259.20 $311.04

Available to Order • Lead Time on Request

Simplex CO replacement cartridge for carbon monoxide detectors, model 4098-9747, designed for reliable gas detection.

Simplex 4098-9747 CO Replacement Cartridge (CORC)

$132.25 $158.70

In Stock

First Alert SC5 battery-powered smart smoke and carbon monoxide detector with digital display and alarm indicators.

First Alert SC5 Battery Powered Smart Smoke and Carbon Monoxide Alarm SMCO600NV

$117.00 $140.40

Available to Order • Lead Time on Request

Eaton Wheelock MT4-115-WH-VFR multitone horn strobe with white housing and visible strobe lens for fire alarm signaling.

Eaton Wheelock MT4-115-WH-VFR Multitone Horn Strobe

$111.25 $133.50

In Stock

Gamewell-FCI MCS-COF3 smoke and carbon monoxide detector showing the white rectangular device with sensor openings.

Gamewell-FCI MCS-COF3 Smoke and Carbon Monoxide Detector

$203.60 $244.32

In Stock

photoelectric smoke detector Simplex 4098-9714.

Commercial Smoke Detectors, Addressable and Conventional

Kidde 260-CO Carbon Monoxide Detector with SafeTest showing digital display and test button for home safety detection.

Carbon Monoxide Detectors

Fire Alarm Pull Stations, Single Action and Dual Action

Vesda VEP-A00-1P - The Fire Alarm Supplier

Aspirating Smoke Detectors

photoelectric smoke detector Simplex 4098-9714.

Simplex 4098-9714 Photoelectric Smoke Sensor White

$27.25 $32.70

In Stock

System Sensor 2W-B photoelectric smoke detector, 2-wire model, showing the compact design and sensor opening for fire detection.

System Sensor 2W-B Photoelectric Smoke Detector 2-Wire

$49.90 $59.88

In Stock

Gamewell-FCI ASD-PL3-IV ivory addressable smoke detector with sensor and mounting bracket for fire safety.

Gamewell-FCI ASD-PL3-IV Addressable Smoke Detector Ivory

$228.20 $273.84

In Stock

Notifier FSP-951 White Low-Profile Intelligent Photoelectric Sensor FlashScan-Only

$83.50 $100.20

In Stock

Notifier NBG-12LX dual-action addressable pull station with metal cover and manual activation for fire alarm systems.

Notifier NBG-12LX Dual-Action Addressable Pull Station

$104.95 $125.94

In Stock

Ivory Notifier FSP-951-IV photoelectric smoke detector mounted on ceiling, part of home safety smoke alarm system

Notifier FSP-951-IV Photoelectric Smoke Sensor Ivory

$106.95 $128.34

In Stock

Gamewell-FCI ASD-PL3 photoelectric smoke detector in white, designed for fire safety and smoke detection in buildings.

Gamewell-FCI ASD-PL3 Photoelectric Smoke Sensor White

$74.00 $88.80

In Stock

Vesda by Xtralis VSP-005 high sensitivity smoke detection filter cartridge for enhanced air quality monitoring.

Vesda by Xtralis

Vesda by Xtralis VSP-005 High Sensitivity Smoke Detection Filter

$69.05 $82.86

In Stock

Fire-Lite SD365 photoelectric smoke detector.

Fire-Lite SD365 Addressable Photoelectric Smoke Detector

$86.55 $103.86

In Stock

Siemens HFP-11 intelligent fire detector smoke detector with alarm sensors, mounted on ceiling for fire safety detection.

Siemens HFP-11 (500-033290) Intelligent Fire Detector

$378.30 $453.96

In Stock

Notifier FCO-951 multi-criteria smoke and carbon monoxide detector with digital display and sensor indicators.

Notifier FCO-951 Multi-Criteria Fire and Carbon Monoxide Detector

$202.00 $242.40

In Stock

Silent Knight SK-PHOTO-W white addressable smoke detector with mounting base.

Silent Knight SK-PHOTO-W Addressable Smoke Detector

$86.55 $103.86

In Stock

Siemens FP-11 multi-criteria fire detector with sensors and wiring, designed for early fire detection in buildings.

Siemens FP-11 (500-095112) Multi-Criteria Fire Detector

$259.20 $311.04

Available to Order • Lead Time on Request

Vesda by Xtralis VSP-962 single filter cartridge for VEU, VEP, and VES detectors, shown in a clean, white filter housing.

Vesda by Xtralis

VESDA VSP-962 Single Filter Cartridge for VEU/VEP/VES Detectors

$87.70 $105.24

In Stock

Fire-Lite H365 addressable heat detector with 135°F fixed thermal sensor, designed for fire safety and thermal detection.

Fire-Lite H365 Addressable Heat Detector 135°F Fixed Thermal Sensor

$81.75 $98.10

In Stock

Honeywell TC500A-N wireless touchscreen commercial thermostat with Wi-Fi connectivity for temperature control.

Honeywell TC500A-N Wireless Commercial Thermostat Wi-Fi

$578.15 $693.78

In Stock

System Sensor OSI-R-SS reflected type beam smoke detector with 4-wire connection, mounted on ceiling for fire detection.

System Sensor OSI-R-SS Reflected Type Beam Smoke Detector, 4-Wire

$939.65 $1,127.58

In Stock

Vesda by Xtralis VLF-250 Laserfocus Small Area Aspirating Smoke Detector, compact detector with laser technology for smoke detection

Vesda by Xtralis

VESDA VLF-250 (VLF-250-00) Laserfocus Small Area Detector

$2,393.90 $2,872.68

In Stock

Know before a part is discontinued

Get notified when parts you install go end-of-life, and when hard-to-find stock lands. Around one email a month.