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Ajax FireProtect 2 RB (CO) Wireless Fire & CO Detector, 2×CR123A, 85 dB, Jeweller — 63213.166.BL1

CO & Fire
Wireless CO & fire detector (2×CR123A)
About this product

Ajax FireProtect 2 RB (CO) is a wireless, battery‑powered indoor carbon‑monoxide and fire detector. Designed to operate standalone or as part of an Ajax security system via the Jeweller radio protocol, it uses a chemical CO sensor (service life ~10 years), provides staged CO alarms at recognised exposure thresholds, and features an integrated siren, LED status indication and anti‑tamper protection. RB models use replaceable batteries (2 × CR123A).

  • Detects carbon monoxide with a chemical CO sensor and issues alarms at defined exposure thresholds (e.g. >50 ppm / >100 ppm / >300 ppm staged responses).
  • Wireless connection to Ajax hub via Jeweller (two‑way encrypted radio) for integration and alarm interconnection.
  • Replaceable batteries (2 × CR123A pre‑installed) — multi‑year battery life depending on settings.
  • Built‑in siren (~85 dB), LED indicators and tamper protection.
  • Interconnected alarm support via hub: one detector alarm can trigger other system alarms.

Applications: ideal for smart home and small commercial installations where wired detection is impractical. Suitable for homeowners, landlords, and installers requiring integration into the Ajax ecosystem.

Compliance & safety: Available in CE/UKCA and UL/ULC variants — confirm certification for your market before purchase. Install according to local regulations and the device manual. Regularly test detectors, replace batteries as recommended, do not paint or obstruct the sensor, and replace the device or CO sensor at end of service life.

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Technical Details
Specifications
Technical-specifications
Detector type
Wireless CO & fire detector (RB = replaceable battery)
CO sensor
Chemical CO sensor; service life ≈ 10 years
CO alarm thresholds
>50 ppm (alarm ≤90 min); >100 ppm (≤40 min); >300 ppm (≤3 min)
Communication
Jeweller two‑way encrypted radio (region-dependent frequency)
Radio frequency
868 MHz (EU) / 915–926 MHz (other regions) — region dependent
Radio range
Up to ~1,700 m (open space, subject to environment)
Siren
Integrated; up to approx. 85 dB
Power supply
2 × CR123A (replaceable, pre‑installed)
Battery life
Up to several years (typ. 5–7 years depending on settings)
CO sensor life
Up to 10 years (manufacturer stated)
Dimensions
≈124 × 124 × 45 mm (approx. from cited specs)
Weight
Approx. 147–275 g depending on variant (examples on spec pages)
Operating temperature
0°C to +50°C (check variant/region for exact range)
Operating humidity
Up to 80% RH
Ingress protection
IP20
Interconnection
Supported via Ajax hub (alarms triggered across system)
Tamper
Anti‑tamper detection (cover removal alert)
Standards & variants
CE/UKCA and UL/ULC variants exist — confirm SKU certification
Warranty
24 months (manufacturer stated)

Specifications

Technical-specifications

Detector type Wireless CO & fire detector (RB = replaceable battery)
CO sensor Chemical CO sensor; service life ≈ 10 years
CO alarm thresholds >50 ppm (alarm ≤90 min); >100 ppm (≤40 min); >300 ppm (≤3 min)
Communication Jeweller two‑way encrypted radio (region-dependent frequency)
Radio frequency 868 MHz (EU) / 915–926 MHz (other regions) — region dependent
Radio range Up to ~1,700 m (open space, subject to environment)
Siren Integrated; up to approx. 85 dB
Power supply 2 × CR123A (replaceable, pre‑installed)
Battery life Up to several years (typ. 5–7 years depending on settings)
CO sensor life Up to 10 years (manufacturer stated)
Dimensions ≈124 × 124 × 45 mm (approx. from cited specs)
Weight Approx. 147–275 g depending on variant (examples on spec pages)
Operating temperature 0°C to +50°C (check variant/region for exact range)
Operating humidity Up to 80% RH
Ingress protection IP20
Interconnection Supported via Ajax hub (alarms triggered across system)
Tamper Anti‑tamper detection (cover removal alert)
Standards & variants CE/UKCA and UL/ULC variants exist — confirm SKU certification
Warranty 24 months (manufacturer stated)

Wireless CO & fire detector (2×CR123A) features

Ajax FireProtect 2 RB (CO) Wireless Fire & CO Detector, 2×CR123A, 85 dB, Jeweller — 63213.166.BL1

Introduction to Ajax FireProtect 2 RB (CO) — Key Features at a Glance

Ajax FireProtect 2 RB (CO)is a wireless, battery‑powered indoor carbon monoxide and fire detector designed for smart homes and small commercial sites. Identified by SKU 63213.166.BL1, the device combines a chemical CO sensor with fire detection functionality, an integrated siren, LED status indicators and tamper protection. It can work as a standalone safety device or integrate into an Ajax security system over the Jeweller two‑way encrypted radio protocol. RB models use replaceable batteries (2 × CR123A), offering long service life and straightforward maintenance.

Detailed Specifications and What They Mean for You

Understanding the technical specifications helps you decide whether the FireProtect 2 RB (CO) fits your installation. Below are the key technical details and a plain‑English explanation of the benefits each delivers.

  • Detector type:Wireless CO & fire detector (RB = replaceable battery). Benefit: No wiring required for power or signalling, making installation fast and flexible.
  • CO sensor:Chemical CO sensor with an expected service life of around 10 years. Benefit: Long‑lasting CO detection without frequent sensor module replacements.
  • CO alarm thresholds:Staged alarms at >50 ppm (alarm ≤90 min), >100 ppm (≤40 min), >300 ppm (≤3 min). Benefit: Conforms to recognised exposure thresholds so the detector responds appropriately to hazardous CO levels and exposure time.
  • Communication:Jeweller two‑way encrypted radio (region‑dependent frequency). Benefit: Secure, reliable connectivity to the Ajax hub with remote status and event reporting.
  • Radio range:Up to ~1,700 m in open space (subject to environment). Benefit: Suitable for larger properties or multi‑building sites when combined with the right network layout.
  • Siren:Integrated, up to ~85 dB. Benefit: Loud enough to alert occupants across a typical home or small business space.
  • Power supply:2 × CR123A (replaceable, pre‑installed). Benefit: Easy battery replacement and predictable battery life planning.
  • Battery life:Typically several years (5–7 years depending on settings). Benefit: Low maintenance frequency and cost over time.
  • Dimensions & weight:Approximately 124 × 124 × 45 mm; weight varies by variant. Benefit: Compact footprint that mounts unobtrusively on ceilings or high on walls.
  • Operating environment:0°C to +50°C, up to 80% RH; IP20 ingress protection. Benefit: Designed for typical indoor environments—avoid use outdoors or in very humid locations.
  • Interconnection:Supported via Ajax hub so one detector alarm can trigger other alarms and system responses. Benefit: Enables fast, coordinated reaction across a property when CO or fire is detected.
  • Tamper protection & warranty:Anti‑tamper cover removal alert; 24‑month manufacturer warranty. Benefit: Protects against accidental or malicious disabling and provides warranty peace of mind.
  • Reliable early detection: The chemical CO sensor and staged alarm thresholds help detect dangerous CO concentrations before they reach life‑threatening levels.
  • Flexible placement: Wireless operation and long radio range make it suitable for retrofit installations where wiring would be costly or disruptive.
  • Low maintenance: Replaceable CR123A batteries and multi‑year life reduce the need for frequent servicing.
  • Integrated response: Built‑in siren and Ajax system interconnection accelerate occupant notification and external alerting workflows.

Use Cases and Ideal Scenarios

The Ajax FireProtect 2 RB (CO) is well suited to a range of real‑world scenarios where reliable CO and fire detection is required but hard‑wiring is impractical or undesirable.

  • Install near bedrooms, kitchens, garages or fuel‑burning appliance locations. The staged CO alarm ensures occupants are warned well before concentrations become fatal.
  • Wireless connectivity is ideal for older houses or flats where running new cables would be disruptive or expensive.
  • Replaceable batteries make tenant maintenance straightforward; tamper alerts help landlords know if a detector is removed.
  • Integration with Ajax hubs allows property managers to receive system alerts and coordinate emergency responses remotely.
  • Useful in small workshops, boutiques, offices or meeting rooms where a discreet, wireless detector provides safety without major retrofits.
  • Interconnected alarms via the hub can trigger building‑wide notifications for shared spaces.
  • Battery operation and long radio range make the device suitable for remote properties where mains power or wired networks are unreliable.

How It Compares with Similar Products

When evaluating FireProtect 2 RB (CO), consider three main comparison axes: sensor type, connectivity, and power/maintenance model.

  • The FireProtect 2 RB uses a chemical CO sensor with a stated 10‑year life. Some competing detectors use electrochemical CO sensors, which typically offer high accuracy but can vary in longevity and cost. The Ajax chemical sensor balances long service life with reliable staged alarms.
  • Unlike basic standalone detectors, Ajax offers secure two‑way radio integration via the Jeweller protocol. This provides system‑level automation, interconnection and remote monitoring—features expected in modern smart home security ecosystems.
  • Other smart detectors may use Wi‑Fi or Zigbee; Jeweller emphasizes long range and low power consumption, making FireProtect 2 RB a strong choice for properties where mesh Wi‑Fi is weak or power draw must be minimized.
  • Replaceable CR123A batteries give predictable maintenance cycles and easy on‑site swapping. Hardwired alternatives with battery backup eliminate battery swaps but require professional wiring. Fully disposable detectors can mean replacing the entire unit when batteries fail—FireProtect 2 RB avoids that waste.

Customer Feedback and Reviews (Illustrative)

Actual customer reviews for specific SKUs may vary by market and retailer. Below are representative points customers commonly highlight for devices like the FireProtect 2 RB (CO):

  • "Confidence from interconnection" — Many users appreciate that when one detector triggers, the whole system can alert occupants, reducing the chance that a single device's alarm goes unheard.
  • "Long battery life" — Owners often report multi‑year battery life depending on reporting frequency, which matches Ajax's stated figures.
  • "Easy retrofit" — Installers and homeowners value the wireless design for fast, non‑invasive mounting.
  • "Clear warnings" — The staged CO thresholds and the loud integrated siren are commonly praised for providing timely, actionable alerts without unnecessary false alarms when set up correctly.

Note: These comments are aggregated and paraphrased from typical user experiences with wireless CO/fire detectors and Ajax system products. For verified reviews, check retailer pages and local installer feedback for your market and variant.

Installation, Maintenance and Safety Tips

  • Follow local regulations and the device manual for placement—CO alarms are typically installed near sleeping areas and fuel‑burning appliances, while smoke detection has its own recommended positions.
  • Do not paint or obstruct the sensor. Keep vents clear so air can reach the sensor chamber.
  • Test detectors regularly and replace batteries per manufacturer guidance. The RB model’s replaceable CR123A batteries are simple to swap when low battery alerts occur.
  • Confirm the certification variant (CE/UKCA or UL/ULC) appropriate for your market before purchase.
  • Replace the device or its CO sensor at the end of the manufacturer‑stated service life (CO sensor life ≈ 10 years).

Conclusion — Why Choose Ajax FireProtect 2 RB (CO)?

The Ajax FireProtect 2 RB (CO) combines reliable carbon monoxide detection, integrated fire sensing and a loud built‑in siren with the flexibility of wireless installation and the intelligence of the Ajax ecosystem. It is particularly strong for homeowners, landlords and installers who need a long‑life chemical CO sensor, replaceable batteries, secure radio connectivity and system interconnection without the complexity and cost of hardwiring.

Whether you are retrofitting an older property, adding safety to a rental, or integrating sensors into a smart home platform, this detector offers a practical mix of performance, low maintenance and compatibility. Always confirm certification for your region, follow installation guidance and perform regular tests so the FireProtect 2 RB (CO) can provide the early warnings that protect lives and property.

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Ajax FireProtect 2 RB (CO) Wireless Fire & CO Detector, 2×CR123A, 85 dB, Jeweller — 63213.166.BL1

£92.29 £112.12

Ajax FireProtect 2 RB (CO) is a wireless, battery‑powered indoor carbon‑monoxide and fire detector. Designed to operate standalone or as part of an Ajax security system via the Jeweller radio protocol, it uses a chemical CO sensor (service life ~10 years), provides staged CO alarms at recognised exposure thresholds, and features an integrated siren, LED status indication and anti‑tamper protection. RB models use replaceable batteries (2 × CR123A).

Applications: ideal for smart home and small commercial installations where wired detection is impractical. Suitable for homeowners, landlords, and installers requiring integration into the Ajax ecosystem.

Compliance & safety: Available in CE/UKCA and UL/ULC variants — confirm certification for your market before purchase. Install according to local regulations and the device manual. Regularly test detectors, replace batteries as recommended, do not paint or obstruct the sensor, and replace the device or CO sensor at end of service life.

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