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A2S specializes in the design of high-quality fire detection systems for commercial and industrial applications. We offer analog, conventional, and wireless sensors coupled with systems, approved according to local standards and regulations around the world. Discover our full range of products by applications.

SKU: D442A022 (ORB-OH-53028)
Brand: N/A

Key features:

  • TimeSaver® Base
  • Patented FasTest® enabling functional testing in four seconds
  • DirtAlert® indicates limit of drift compensation
  • Tolerates extreme operating conditions: -40°C to +70 °C
  • False alarm reduction Flashing LED option
  • Warranty 10 years
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SKU: D442A023 (ORB-OP-52027)
Brand: N/A

Key features:

  • TimeSaver® Base
  • Patented FasTest® enabling functional testing in four seconds
  • DirtAlert® indicates limit of drift compensation
  • Tolerates extreme operating conditions: -40°C to +70 °C
  • False alarm reduction Flashing LED option
  • Warranty 10 years
SKU: N/A
Brand: N/A

Key Benefits

  • Allows for 2 Detectors per System Controller
  • Range 5 to 120 metres, configurable per set of Detectors
  • Integral Laser Alignment in Receiver
  • 2-wire Interface between Controller and Receiver
  • Separate Fire and Fault Relays per Detector
  • Low Level Controller with LCD display
  • Programmable Sensitivity and Fire/Fault delay
  • Automatic Gain Control (AGC) for drift compensation
  • First Fix concept for Transmitter, Receiver and Controller
  • Multiple cable gland knockouts for ease of wiring
  • Transmitter can be powered from Controller
  • Patented Light Cancellation Technology (LCT) cancels unwanted light, including sunlight, sodium lamps and fluorescent lighting.
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SKU: N/A
Brand: N/A

Main features:

  • Operating voltage: 18 to 30 Vdc
  • Standby current under 24 V: 220 uA
  • Current under alarm at 24 V: 5 mA
  • Average coverage: 50 m2
  • Operating temperature: -10 to 50°

MFR ref.: NUG30253

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SKU: N/A
Brand: N/A

Key features:

  • Modular design
  • Easifit fixing system
  • Automatic alignment by laser beam
  • ‘Self-optimized’ compensation for building movements and transmitter dust.
  • Low signal system controller
  • 2-cable interface between System Controller and Detector
  • EN54:12 and UL268 certified
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Delivery time 2-4 weeks
SKU: D442A009 (ORB-HT-51147)
Brand: N/A

Intrinsically Safe Heat Detector

  • TimeSaver® Base
  • Patented FasTest® enabling functional testing in four seconds
  • DirtAlert® indicates limit of drift compensation
  • Tolerates extreme operating conditions: -40°C to +70 °C
  • False alarm reduction Flashing LED option
  • Warranty 10 years
SKU: N/A
Brand: N/A

Designed for medium to large installations, the VESDA Laser Plus provides surface monitoring up to 1600m2. Provide an external SEA.

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SKU: N/A
Brand: N/A

Main features:

  • Size: 104 x 42mm
  • Weight: 125g
  • White colour
  • IP20
  • Operating temperature: -10°C to 55°C
  • red LED
  • Material: ABS AE
  • Conventional infrared
  • Viewing angle: 45°
  • Certification: CE DPC NF
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SKU: D442A004
Brand: N/A

55000-540SIL

Key features:

  • SIL approved
  • Intrinsically Safe
  • 10 years warranty

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SKU: N/A
Brand: N/A

Designed for small surface installations, the VESDA Laser Focus is the smallest in its range. The model mentioned below provides surface monitoring up to 250m2. Provide an external SEA.

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SKU: N/A
Brand: N/A

Main characteristics:

  • Thin profile, to fit into all types of ceilings.
  • Equipped with a two-color indicator (yellow/red) visible at 360° to easily identify a point in Alarm or in Fault.
  • Passage of cables on the side of the detector or from the back.
  • Anti-theft clip supplied with each base.
  • Split wiring terminals to simplify the wiring of the detection lines
  • Detector delivered with its protective cover to avoid any clogging during the work
  • Automatic addressing
  • Open line or loopback wiring
  • Short circuit switch integrated in each detector
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SKU: N/A
Brand: N/A

The Discovery Marine Heat Sensor features a low airflow resistance case and a single thermistance to detect air temperature around the detector.

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SKU: N/A
Brand: N/A

Main characteristics :

  • Operating voltage: 18 to 30 Vdc
  • Standby current at 24V: 220 μA
  • Current in alarm under 24V: 5 mA
  • Logo color: black
  • Operating temperature: 0 to 50°C
  • Admissible humidity without condensate. : 0% to 95%
  • cover avg. : 50 m² – Certification number: L 048 A0
  • Reference standards: EN 54-7
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SKU: SCA00067
Brand: N/A

Main features:

  • Operating voltage: 15 to 30 Vcc
  • Running under 24 V: 70 UA
  • Running under alarm 24 V: 25 mA
  • Average cover: 50 m2
  • Operating temperature: 0 to 50 °

Ref. manufacturer: NUG30246

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Delivery time 5-10 days
SKU: N/A
Brand: N/A

Combined detector or multi-sensor opto-thermal which integrates 2 technologies and allows the detection of two effects characterizing the start of a fire.

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SKU: N/A
Brand: N/A

Thermostatic detector equipped with a thermal sensor to detect a temperature threshold of 77°C

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SKU: N/A
Brand: N/A

Designed for small to medium-sized installations, the VESDA Laser Compact provides surface monitoring up to 800m². Provide an external AES.

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SKU: N/A
Brand: N/A

Thermostatic detector equipped with a thermal sensor to detect a temperature threshold of 90°C

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SKU: D442A002
Brand: N/A

Key features:

  • SIL approved
  • Intrinsically safe
  • Temp. operating temperature: -20 ° C to + 60 ° C
  • 10 year guarantee

ref.: fab.: 55000-440SIL

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SKU: D442A006
Brand: N/A

55000-640SIL

Key features:

  • SIL Approved
  • Intrinsically Safe
  • 10 years warranty
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SKU: N/A
Brand: N/A

Discovery marine optical smoke detectors are high-quality devices using the principle of light diffusion to quickly detect a fire while effectively managing false alarms.

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SKU: N/A
Brand: N/A

Discovery Marine Multi-sensor Detector (Optique/Thermique) (SIL2)

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SKU: N/A
Brand: N/A

The Orbis marine optical smoke detector works according to the well-established principle of the diffusion of light. However, the design of detection technology is radically different from previous optical detectors and significantly reduces false alarms.

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SKU: N/A
Brand: N/A

The Orbis Marine multisensor detector has the same technology for reducing false alarms as the optical sensor, with the addition of a heat detection element.

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SKU: N/A
Brand: N/A

The Orbis marine heat detector uses a single thermistance to detect air temperature around the detector.

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SKU: D442A027
Brand: N/A

ORB-MB-50018-APO

The Orbis I.S. TimeSaver Base provides installers with an open working area with fixing holes shaped to allow a simple mounting procedure.

  • Grouped terminals to make wiring easy
  • Two fixing centers
  • LED alignment mark
  • Detector locking mechanism
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SKU: D442A001
Brand: N/A

55000-440APO

Key features:

  • Intrinsically safe
  • Temp. operating temperature: -20 ° C to + 60 ° C
  • 10 year guarantee
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SKU: D442A003
Brand: N/A

55000-540APO

Key features:

  • Intrinsically Safe
  • 10 years warranty

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SKU: D442A005
Brand: N/A

55000-640APO

Key features:

  • Intrinsically Safe
  • 10 years warranty
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Featured products
Signalisation ATEX

A2S protects you from fire hazards

Fire Protection is always defined in a preventive framework around the analysis of occupational risks and the establishment of a strict human organization, with staff trained in the adoption of the right reflexes and good behaviors to be held when necessary.

Such a fire risk policy must be based on a strong partner, with standardized methods and a flawless reputation. A2S has a network of trained and qualified level 3 installers as defined in NFS 61-933 fire maintenance standard. We offer the best fire protection solutions to each of our customers, those of the manufacturer Esser by Honeywell, with world-renowned references and recognized for its reliability and scalability.

The scalability of a fire protection system is paramount in any facility, especially in high-risk areas. On the one hand, a scalable system offers you a guarantee of control of operational costs while offering you the opportunity to evolve towards the latest technologies in compliance with legal guidelines – constantly revised from year to year. Our systems are modular, easily expandable and maintainable in the best conditions.

Our firefighting systems are permanently controllable. It is easy to detect their actual wear and to carry out targeted replacements to maintain, independently, an installation at the top of its efficiency.

Phases of fire protection

An effective Fire Solution is a complete solution. It must provide answers that adapt easily and effectively to the specific constraints of the most regulated and demanding environments. Detection, automatic gas or water mist extinguishing, express smoke removal, safety lighting, fire extinguishers, safety plans, staff training and accountability: every link in the chain is paramount.

Detect

Fire Detection using fixed detectors connected to a power plant is the first link in the chain. The mesh of the structure to be protected must be perfect and operate continuously thanks to proven and resistant material, especially in areas dangerous to the volatile environment of flammable products. A detection system instantly starts all the processes that have been established. Its action is decisive and its reaction must be as early as possible by detecting the start of a fire.

Alert

As soon as flames and/or smoke are detected, its position is located and alerts to the affected persons are issued. Sirens and loudspeakers even if exposed must operate and escape routes must also remain visible even in the event of heavy smoke.

Protect

All fire protection devices must be activated in concert and without any failure: smoke removal, closing fire doors and extinguishing flames. Possible extinction systems are numerous: automatic in ceilings, manuals, fixed, portable, etc. The materials used to do this are also varied: water, solutions, powder and gas. Extinction systems to be implemented will vary depending on the types of activities of the production, storage and space units to be protected.

Evacuate

Finally, the evacuation of personnel in the event of a fire will be the subject of a carefully evaluated, implemented and regularly tested strategy so that everyone can easily and without panic find the safest path for their protection. The flow of people will be guided by appropriate safety lighting, up-to-date signage and compartmentalization of sensitive areas.

Main applications

Transportation – Industry – Hotels – Medical Facilities – Public Facilities – Office Buildings – Cultural and Historic Monuments

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