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Longlife Battery Smoke Alarms

Forget battery changes for a decade. Sealed lithium batteries power these advanced detectors throughout their entire operational lifespan, providing consistent fire protection without ongoing maintenance hassles.

Read more about longlife battery smoke alarms...

Sealed Battery Technology

Tamper-proof construction prevents unauthorised battery removal, ensuring continuous protection even when properties change hands or experience different occupancy patterns. Once installed, these units provide reliable operation for 10 full years.

Lithium chemistry delivers superior performance compared to standard alkaline batteries. These advanced cells maintain consistent voltage throughout their lifespan, ensuring optimal detection sensitivity from installation day through end-of-life replacement.

End-of-life indicators alert users when replacement time arrives. The entire unit requires replacement after 10 years, ensuring detection sensors remain within optimal operating specifications for maximum fire safety effectiveness.

Installation simplicity rivals standard battery units and provides decade-long reliability. Mount using screws or adhesive pads, then enjoy years of protection without battery maintenance concerns.

Property Management Benefits

Rental properties benefit enormously from tamper-proof designs that prevent tenants from disabling protection by removing batteries. Property managers can install these units confident they'll remain operational throughout tenancy periods.

Holiday homes and occasionally occupied properties receive continuous protection without requiring regular maintenance visits. These alarms provide peace of mind for properties that may sit empty for extended periods.

Economic Advantages

Decade-long batteries mean you won't need to replace them during most tenancies. These alarms cost more upfront, but think about what you're getting.

  • No more battery shopping.
  • No more climbing ladders every year.
  • And those 3am chirping episodes from dying batteries? They're much less likely.

For tenants, it's practical:

  • Buy once at the start of your tenancy.
  • No regular battery replacements needed.
  • Save money on batteries over time.

You'll still need to test the alarm regularly; that's your responsibility. But the sealed battery takes care of itself for up to ten years. The higher upfront cost can make sense when you consider the convenience.

Product Selection

The UltraFire ULLS10 combines optical smoke detection with sealed 10-year battery power. This unit provides excellent smouldering fire detection suitable for bedrooms, living areas, and hallways.

Kidde sealed battery models provide proven reliability backed by comprehensive manufacturer warranties. These units offer excellent value while maintaining the quality standards expected from established fire safety manufacturers.

Radio-interlinked options create comprehensive protection networks with sealed battery convenience. These systems provide whole-house alarm capability without the complexity of wired connections or ongoing battery maintenance.

Our sealed battery range includes options for every application. Professional advice ensures you select appropriate models for your specific property requirements.

For complete fire safety planning, explore our comprehensive system guides that explain how different detection technologies work together for optimal protection.

Simplify your fire safety with decade-long protection. Browse our sealed battery smoke alarm collection and discover the convenience of low-maintenance fire detection systems.

Frequently Asked Questions (FAQs)

How long do sealed battery smoke alarms actually last?

A sealed battery smoke alarm typically lasts exactly 10 years from installation, with the integrated lithium battery designed to power the unit throughout its entire operational lifespan.

Can the battery be replaced in sealed battery smoke alarms?

The battery in sealed smoke alarms cannot be replaced - these units are designed for complete replacement after 10 years, ensuring both battery and sensor components remain within optimal operating specifications.

Are sealed battery smoke alarms more expensive than replaceable battery models?

Sealed battery smoke alarms cost more initially but often prove economical over their lifespan when considering the elimination of battery replacement costs and reduced maintenance requirements.

Do sealed battery smoke alarms meet building regulations?

Sealed battery smoke alarms from reputable manufacturers meet Grade F1 and F2 standards under BS 5839-6, making them suitable for most domestic applications where battery-powered detection is appropriate.

Image of the 10 Year Longlife Battery Optical Smoke Alarm - UltraFire ULLS10
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10 Year Longlife Battery Optical Smoke Alarm - UltraFire ULLS10

Powered by a 10 year sealed lithium battery and featuring an optical smoke sensor specially designed to maximise smoke detection and minimise false alarms, this alarm provides top-class standalone protection.

  • Battery: 10 year sealed lithium battery
  • Warranty: 10 year manufacturer's warranty
  • Optical smoke sensor suitable for hallways, landings, living rooms, and bedrooms

4.8 out of 5 stars

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Image of the 10 Year Longlife Battery Heat Alarm - UltraFire ULLH10
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10 Year Longlife Battery Heat Alarm - UltraFire ULLH10

Ideal for rooms like garages, kitchens, and lofts where dust or fumes would cause false activations of smoke alarms, the UltraFire ULLH10 features a sealed 10 year battery and 10 year manufacturer's warranty.

  • Battery: 10 year sealed lithium battery
  • Warranty: 10 year manufacturer's warranty
  • Heat sensor suitable for kitchens and garages

4.6 out of 5 stars

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Image of the 10 Year Longlife Battery Optical Smoke Alarm - Hispec HSABP10

10 Year Longlife Battery Optical Smoke Alarm - Hispec HSABP10

The Hispec 10 year lithium battery operated smoke alarm, has enhanced sensing technology providing continuous protection to detect smoke and give the earliest warning of a potential fire, while minimising false alarms.

  • Battery: 10 year sealed lithium battery
  • Warranty: 5 year manufacturer's warranty
  • Optical smoke sensor suitable for hallways, landings, living rooms, and bedrooms

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Image of the Radio-Interlinked 10 Year Sealed Battery Heat Alarm - UltraFire ULLH10RF

Radio-Interlinked 10 Year Sealed Battery Heat Alarm - UltraFire ULLH10RF

The UltraFire ULLH10RF features a sealed 10 year battery and wireless interlink with up to 15 total alarms to alert the whole house of a possible fire emergency. Ideal for kitchens, garages, basements, and lofts.

  • Battery: 10 year sealed lithium battery
  • Warranty: 10 year manufacturer's warranty
  • Heat sensor suitable for kitchens and garages
  • Wireless interlink up to 15 total alarms

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4.7 out of 5 stars

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Image of the Radio-Interlinked Sealed Battery Powered Smoke & Heat Alarms - Hispec RF10-PRO Range

Radio-Interlinked Sealed Battery Powered Smoke & Heat Alarms - Hispec RF10-PRO Range

  • Battery: 10 year sealed lithium battery
  • Warranty: 5 year warranty
  • Radio-interlink up to 20 Hispec RF10-PRO Alarms
  • Suitable for BS 5839-6: 2019 Grade F1 installations
  • Compatible with the Hispec Control Unit and Carbon Monoxide Alarm
  • Alarms sold separately
  • Compliant with Scottish 2022 and Northern Ireland Landlord 2024 legislation
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4.8 out of 5 stars

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Image of the Radio-Interlinked Sealed Battery 2 Smoke and 1 Heat Alarm Kit - Hispec RF10-PRO Range

Radio-Interlinked Sealed Battery 2 Smoke and 1 Heat Alarm Kit - Hispec RF10-PRO Range

  • Battery: 10 year sealed lithium battery
  • Warranty: 5 year warranty
  • Radio-interlink up to 20 Hispec RF10-PRO Alarms
  • Suitable for BS 5839-6: 2019 Grade F1 installations
  • Compatible with the Hispec Control Unit and Carbon Monoxide Alarm
  • Also suitable for the 2022 Scottish legislation
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4.6 out of 5 stars

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Image of the Radio-Interlinked Sealed Battery 3 Smoke Alarms and 1 Heat Alarm Kit - Hispec RF10-PRO Range

Radio-Interlinked Sealed Battery 3 Smoke Alarms and 1 Heat Alarm Kit - Hispec RF10-PRO Range

  • Battery: 10 year sealed lithium battery
  • Warranty: 5 year warranty
  • Wirelessly interlink up to 20 Hispec RF10-PRO devices
  • Suitable for BS 5839-6: 2019 Grade F1 installations
  • Compatible with the Hispec Control Unit and Carbon Monoxide Alarm
  • Also suitable for the 2022 Scottish legislation
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4.7 out of 5 stars

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Image of the 10 Year Longlife Battery Combination Optical Smoke and CO Alarm - FireAngel SCB10-R

10 Year Longlife Battery Combination Optical Smoke and CO Alarm - FireAngel SCB10-R

  • Product Lifespan: 10 years
  • Battery: Built-in, lasts the life time of your product
  • Warranty: 3 year warranty
  • Combined optical smoke and carbon monoxide detector
  • Ideal for hallways, bedrooms and living areas
  • Sleep Easy™ function
  • Kitemarked to EN 14604: 2005 (smoke detection)
  • Kitemarked to EN 50291-1 (carbon monoxide detection)
  • Suitable for ceiling installation
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4.6 out of 5 stars

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Image of the 10 Year Longlife Battery Radio-Interlinked Heat Alarm - FireAngel Pro Connected FP1720W2-R

10 Year Longlife Battery Radio-Interlinked Heat Alarm - FireAngel Pro Connected FP1720W2-R

  • Battery: Built-in, lasts the lifetime of your alarm – GUARANTEED
  • Warranty: 5 year warranty
  • Can interlink with up to 50 Wi-Safe 2 compatible devices
  • Large central button for test, hush and locate
  • Range of up to 35m in buildings
  • Suitable for BS 5839-6: 2019 Grade F1 installations
  • Kitemarked to BS 5446-2: 2003
  • Also suitable for the 2022 Scottish legislation
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4.6 out of 5 stars

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Image of the 10 Year Longlife Battery Radio-Interlinked Smoke Alarm - Aico Ei650RF

10 Year Longlife Battery Radio-Interlinked Smoke Alarm - Aico Ei650RF

  • Battery: Built-in, lasts the lifetime of your alarm
  • Warranty: 5 year warranty
  • Wirelessly interlinks via radio frequency with up to 12 alarms
  • Twist-on base, simple to install
  • LED function indicators
  • Suitable for BS 5839-6: 2019 Grade F1 installations
  • Certified to BS EN 14604: 2005
  • Also suitable for the 2022 Scottish legislation
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4.7 out of 5 stars

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Image of the 10 Year Longlife Battery Radio-Interlinked Heat Alarm - Aico Ei603RF

10 Year Longlife Battery Radio-Interlinked Heat Alarm - Aico Ei603RF

  • Battery: Built-in, lasts the lifetime of your alarm
  • Warranty: 5 year warranty
  • Radio-interlinked heat alarm
  • Built-in RadioLINK+ repeater function
  • Self-tests every 16 seconds
  • Twist-on base design for simple installation
  • Suitable for BS 5839-6: 2019 Grade F1
  • Kitemarked to BS 5446-2: 2003
  • Also suitable for the 2022 Scottish legislation
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4.7 out of 5 stars

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Image of the Replacement for FireAngel ST-620 10 Year Smoke Alarm - UltraFire ULLS10
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Replacement for FireAngel ST-620 10 Year Smoke Alarm - UltraFire ULLS10

  • Easily replace FireAngel ST-620 alarm with UltraFire ULLS10
  • Adaptor plate simply twists onto existing baseplate
  • Battery: 10 year sealed lithium battery
  • Warranty: 10 year manufacturer's warranty
  • Combined test and silence button
  • Suitable for BS 5839-6: 2019 Grade F1 installations
  • CE and Kitemarked to BS EN 14604: 2005
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4.7 out of 5 stars

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Image of the Replacement for FireAngel SI-610 10 Year Smoke Alarm - UltraFire ULLS10
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Replacement for FireAngel SI-610 10 Year Smoke Alarm - UltraFire ULLS10

  • Easily replace FireAngel SI-610 alarm with UltraFire ULLS10
  • Adaptor plate simply twists onto existing baseplate
  • Battery: 10 year sealed lithium battery
  • Warranty: 10 year manufacturer's warranty
  • Combined test and silence button
  • Suitable for BS 5839-6: 2019 Grade F1 installations
  • CE and Kitemarked to BS EN 14604: 2005
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4.8 out of 5 stars

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Image of the Replacement for FireAngel SO-601 9V Optical Smoke Alarm - UltraFire ULLS10
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Replacement for FireAngel SO-601 9V Optical Smoke Alarm - UltraFire ULLS10

  • Easily replace FireAngel SO-601 alarm with UltraFire ULLS10
  • Adaptor plate simply twists onto existing baseplate
  • Battery: 10 year sealed lithium battery
  • Warranty: 10 year manufacturer's warranty
  • Combined test and silence button
  • Suitable for BS 5839-6: 2019 Grade F1 installations
  • CE and Kitemarked to BS EN 14604: 2005
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4.8 out of 5 stars

£22.43 inc VAT

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Image of the 10 Year Longlife Battery Optical Smoke Alarm - Ei650

10 Year Longlife Battery Optical Smoke Alarm - Ei650

  • Battery: Built-in lithium battery
  • Warranty: 5 year warranty
  • Test and hush buttons
  • Battery 'low' warning
  • LED power and function indicator
  • Suitable for BS 5839-6: 2019 Grade F1 installations
  • Certified to EN 14604: 2005
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4.5 out of 5 stars

£37.91 inc VAT

£31.59 ex VAT

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Image of the 10 Year Longlife Battery Radio-Interlinked Smoke Alarm - FireAngel Pro Connected FP2620W2-R

10 Year Longlife Battery Radio-Interlinked Smoke Alarm - FireAngel Pro Connected FP2620W2-R

  • Battery: Built-in, lasts the lifetime of your alarm
  • Warranty: 5 year warranty
  • Can interlink with up to 50 Wi-Safe 2 compatible devices
  • Features a central button for test, hush and locate
  • Range of up to 35m in buildings
  • Suitable for BS 5839-6: 2019 Grade F1 installations
  • Kitemarked to EN 14604: 2005
  • Also suitable for the 2022 Scottish legislation
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4.6 out of 5 stars

£63.59 inc VAT

£52.99 ex VAT

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Image of the 10 Year Longlife Battery Optical Smoke Alarm - FireAngel FA6620-R

10 Year Longlife Battery Optical Smoke Alarm - FireAngel FA6620-R

  • Battery: 10 year sealed lithium battery
  • Warranty: 5 year warranty
  • Suitable for leisure accommodation vehicles
  • Compliant to BS 5839-6: 2019 (Grade F1 installations)
  • Certified to BS EN 14604: 2005
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4.7 out of 5 stars

£22.43 inc VAT

£18.69 ex VAT

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Image of the 10 Year Longlife Battery Heat Alarm - FireAngel FA6720-R

10 Year Longlife Battery Heat Alarm - FireAngel FA6720-R

  • Battery: 10 year sealed lithium battery
  • Warranty: 5 year warranty
  • Suitable for travel accommodation such as motorhomes
  • Quiet test and Sleep Easy function
  • Kitemarked to BS 5446-2: 2003
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4.7 out of 5 stars

£25.43 inc VAT

£21.19 ex VAT

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Image of the 10 Year Longlife Battery Optical Smoke Alarm Twin Pack - Kidde 10Y29
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10 Year Longlife Battery Optical Smoke Alarm Twin Pack - Kidde 10Y29

  • FREE delivery
  • Battery: Built-in, lasts the lifetime of your alarm - GUARANTEED
  • Warranty: 10 year warranty
  • Features test and hush buttons
  • Low Volume Test feature
  • 2 x KE10Y29 smoke alarms
  • Suitable for BS 5839-6: 2019 (Grade F1 installations)
  • Kitemarked to BS EN 14604: 2005
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4.6 out of 5 stars

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Sealed 10 Year Smoke and Heat Alarms

Sealed 10 Year Smoke and Heat Alarms

Sealed 10-year smoke and heat alarms are designed with a long-life lithium battery which supplies the detector with power for the entire 10-year life span of the alarm. Detectors of this nature, are activated when firmly attached to the base plate upon installation. At the end of the detector’s life, the alarm will chirp intermittently in a pattern. To deactivate the alarm at this point, the alarm just simply twists off the base and the unit can now be disposed of responsibly.

Tamper-proof battery smoke and heat alarms ensure peace of mind, eliminates the possibility of the battery being removed, which happens often with the replaceable battery version. Replaceable battery alarms often have their batteries removed when it has produced a false alarm or chirps to indicate a low battery state, and occupants are ultimately left without any fire detection. This cannot occur with sealed battery alarms, as the battery is contained within the alarm and cannot be removed without damaging the alarm itself.

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