AJAX#52543 Ajax FireProtect 2 SB (Heat/Smoke) Jeweller Wireless Heat & Smoke Detector White/Black

Product Description

The AJAX#52543 Ajax FireProtect 2 SB (Heat/Smoke) Jeweller White/Black is a professional wireless heat and smoke detector designed to provide reliable early fire detection for residential, commercial, and industrial environments. Featuring Ajax Jeweller encrypted wireless communication, a double-spectrum optical smoke sensor, advanced heat detection technology, interconnected fire alarm functionality, and sealed batteries with up to 10 years of operation, the FireProtect 2 SB delivers comprehensive fire safety protection with minimal maintenance. Designed to meet modern fire safety requirements, this detector offers fast response to smoke and temperature changes while minimising false alarms caused by steam, dust, and environmental factors.

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What's Included in the Box

• FireProtect 2 SB (Heat/Smoke) Jeweller

• SmartBracket Mounting Panel

• Installation Kit

• Quick Start Guide

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Main Features

Combined Smoke and Heat Detection

The AJAX#52543 combines two critical fire detection technologies:

• Smoke Detection

• Heat Detection

Providing faster and more reliable fire identification across various fire types.

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Double-Spectrum Optical Smoke Sensor

The detector uses an advanced optical sensor capable of recognising smoke particles based on size and density.

Benefits include:

• Early smoke detection

• Reduced false alarms

• High sensitivity performance

• Improved fire response times

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Resistant to False Alarms

The patented smoke chamber is engineered to:

• Ignore water vapour

• Resist dust accumulation

• Prevent insect contamination

• Maintain long-term reliability

Providing dependable fire detection in everyday environments.

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Advanced Heat Detection

Built to comply with Class A1R heat detector requirements.

The detector activates when:

• Temperature exceeds 64°C

• Temperature rises by more than 10°C within one minute

Providing additional protection where smoke may not be immediately present.

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Jeweller Wireless Communication

Ajax Jeweller technology delivers:

• Two-way encrypted communication

• Instant alarm transmission

• Remote diagnostics

• Frequency hopping protection

• Device authentication

• Remote configuration

Wireless communication range:

• Up to 1,700 metres

Under open-space conditions.

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Built-In 85 dB Siren

The integrated siren provides:

• 85 dB alarm volume at 3 metres

Ensuring occupants receive immediate warning of potential fire hazards.

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Interconnected Fire Alarm Functionality

The AJAX#52543 supports:

• Primary interconnected alarm

• Fallback interconnected alarm

If one FireProtect 2 detector activates:

• Other compatible detectors sound simultaneously

Providing building-wide notification for faster evacuation.

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Intelligent LED Status Indication

The detector provides clear visual status information through dedicated LED indicators.

Green LED

• Power indication

Yellow LED

• Fault indication

• Sensor contamination warning

• Battery status alerts

Red LED

• Fire alarm indication

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Front Panel Test & Silence Button

The front-mounted button allows:

• Smoke chamber testing

• Alarm muting

• Fault acknowledgement

For easy system maintenance and operation.

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Advanced Anti-Sabotage Protection

Security features include:

• Device authentication

• Tamper alarm

• Encrypted communication

• Communication loss monitoring

Providing reliable protection against unauthorised interference.

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Sealed Battery Technology

The AJAX#52543 is powered by:

• 2 non-replaceable lithium batteries

Providing:

• Up to 10 years battery life

• Maintenance-free operation

• Reduced servicing requirements

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SKU

AJAX#52543

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Detailed Specifications

Specification	Details
Product Code	AJAX#52543
Product Name	FireProtect 2 SB (Heat/Smoke) Jeweller
Device Type	Wireless Heat & Smoke Detector
Communication Technology	Jeweller
Wireless Range	Up to 1,700 m
Smoke Sensor Type	Double-Spectrum Optical Sensor
Heat Detection Standard	Class A1R
High Temperature Alarm	Above 64°C
Temperature Rise Alarm	More than 10°C per Minute
Built-In Siren	Yes
Siren Volume	85 dB at 3 m
Interconnected Fire Alarms	Yes
Fallback Interconnection	Yes
LED Status Indicators	Green, Yellow, Red
Tamper Alarm	Yes
Device Authentication	Yes
Communication Failure Detection	Within 15 Minutes
Power Supply	2 Sealed Lithium Batteries
Battery Life	Up to 10 Years
Operating Temperature	0°C to +50°C
Operating Humidity	Up to 80%
Protection Rating	IP20
Dimensions	124 × 124 × 45 mm
Weight	268.5 g
Installation Environment	Indoor
Available Colours	White, Black
Warranty	24 Months

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Warranty Information

24-Month Manufacturer Warranty

The Ajax FireProtect 2 SB (Heat/Smoke) Jeweller is covered by a full 24-month manufacturer warranty.

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About Ajax Systems

Ajax Systems is a globally recognised manufacturer of professional-grade security and life safety technologies. Ajax fire detection solutions are trusted worldwide for their advanced sensor technology, encrypted communication systems, intuitive management platforms, and exceptional reliability.

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Practical Use Scenarios

Residential Fire Protection

Ideal for:

• Homes

• Apartments

• Townhouses

• Multi-storey residences

Providing reliable smoke and heat detection.

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Commercial Fire Safety

Suitable for:

• Offices

• Retail stores

• Medical facilities

• Hospitality venues

• Educational institutions

Offering professional-grade fire detection and notification.

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Multi-Room Fire Detection Systems

Perfect for:

• Large homes

• Commercial buildings

• Warehouses

• Multi-zone facilities

Where interconnected alarms improve occupant safety.

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Long-Term Maintenance-Free Installations

The sealed battery design makes the AJAX#52543 ideal for:

• Rental properties

• Holiday homes

• Remote sites

• Commercial facilities

Reducing ongoing maintenance requirements.

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Datasheets & Resources

Available resources include:

• Technical specifications

  User manual

  Demo & Tips for engineers and PRO users

  Technical data sheet
  
  

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Excellence for the Australian and New Zealand Market

The AJAX#52543 Ajax FireProtect 2 SB (Heat/Smoke) Jeweller White/Black has been engineered to meet the fire safety requirements of homes and businesses throughout Australia and New Zealand. Combining advanced smoke detection, heat monitoring, encrypted wireless communication, and maintenance-free operation, it delivers dependable fire protection for a wide range of applications.

Key benefits include:

• Genuine Ajax Systems product

• Smoke and heat detection

• Double-spectrum optical smoke sensor

• Class A1R heat detection

• High-temperature alarm

• Temperature rise alarm

• Built-in 85 dB siren

• Jeweller encrypted wireless communication

• Up to 1,700m communication range

• Interconnected fire alarm functionality

• Fallback alarm capability

• Device authentication

• Tamper protection

• Up to 10 years battery life

• Maintenance-free sealed batteries

• Professional-grade reliability

• Available in White and Black

• 24-month manufacturer warranty

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FAQs

What is AJAX#52543 used for?

The AJAX#52543 is a wireless detector designed to detect smoke and dangerous heat increases associated with fire.

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Does AJAX#52543 detect carbon monoxide?

No. The AJAX#52543 provides smoke and heat detection only. For CO detection, consider the AJAX#52362 FireProtect 2 SB (Heat/Smoke/CO).

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What communication technology does AJAX#52543 use?

The AJAX#52543 uses Ajax Jeweller encrypted wireless communication technology.

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What is the wireless range of AJAX#52543?

The AJAX#52543 supports wireless communication distances of up to 1,700 metres in open-space conditions.

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How long do the batteries last in AJAX#52543?

The AJAX#52543 features sealed lithium batteries designed to provide up to 10 years of operation.

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Does AJAX#52543 include a built-in siren?

Yes. The AJAX#52543 includes an integrated 85 dB siren for immediate local fire alerts.

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Can AJAX#52543 activate other FireProtect detectors?

Yes. The AJAX#52543 supports interconnected alarm functionality and can activate compatible FireProtect 2 detectors.

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Is AJAX#52543 suitable for commercial installations?

Yes. The AJAX#52543 is suitable for offices, retail stores, hospitality venues, medical facilities, and other commercial environments.

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What colours are available for AJAX#52543?

The AJAX#52543 is available in White and Black.

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Does AJAX#52543 include a warranty?

Yes. The AJAX#52543 is covered by a 24-month manufacturer warranty.