Skip to main content
Clipsal Deals: Win Your Height in Beer | Free Ship $290+ | Get $50 Prezzee at $600+ Click Here

Search Results:

    There doesn't appear to be any pages that match your search. Try more general keywords, or just ask us!

    Search Results:

    Product Category Suggestions
      Pages
        Description

        Legrand 643091 | Smoke Alarm Battery Wireless Photoelectric Surface Mount | 10YR Battery

        The Legrand 643091 is a wireless photoelectric smoke alarm built for reliable residential protection. It detects slow-burning fires using a photoelectric sensor and runs on a sealed 10-year lithium battery—no wiring or replacements needed. Installation is quick with the included surface-mount base, suitable for ceilings or walls. The alarm also features a loud >85dBA siren and LED indicators for battery, alarm, and RF status.

        You can wirelessly interconnect up to 20 units using 434.2 MHz RF—ideal for full home coverage without cabling. A large test/hush button makes it easy to operate, while the sealed insect-resistant mesh and UV-stabilised housing ensure long-term performance in Australian conditions.

        Legrand 643091 Features

        • Photoelectric sensor: Detects slow-burning fires and visible smoke particles.
        • Wireless interconnect (up to 20 units): Link alarms via RF—no internet or wiring.
        • 10-year sealed lithium battery: Maintenance-free power source.
        • Surface mount design: Quick wall or ceiling installation.
        • >85dBA loud alarm + LED indicators: Audible and visual status alerts.
        • Dust and insect-resistant construction: Sealed mesh and UV-stable body.

        643091 FAQ

        Q: Can I connect this alarm to others in my house?
        A: Yes, it wirelessly interconnects with up to 20 units.

        Q: Does it require mains power or wiring?
        A: No, it runs on a 10-year sealed battery with no cabling required.

        Q: Is this alarm suitable for bedrooms and hallways?
        A: Yes, it complies with ISO 8201 and AS 3786:2014 standards.

        (643091)

        Warranty

        Warranty starts from Invoice Date

        Domestic Use: 5 Year
        Commercial Use: 5 Year
        Warranty Method: Return to Sparky Direct

        Features
        Specification Details
        Cat. No. 643091
        Colour White
        Sensor Type Photoelectric
        Mounting Type Surface (ceiling or wall) - screws
        Interconnect Type Wireless (up to 20 interconnected smoke alarms)
        Radio Frequency (RF) 434.2 MHz
        Power Source Battery powered
        Battery Type Non-replaceable 10 year lithium battery
        Product Size Ø 113 x 39 mm
        Temperature Range 0°C to +40°C
        Humidity Range 10-95% at 20°C (non-condensing)
        Alarm Volume > 85 dBA at 3 metres
        Recommended Lifespan 10 Years
        Alarm Pattern ISO 8201
        Quality System ISO 9001
        Specifications

        These specifications and characteristics outline physical, mechanical, electrical details.

        Brand Legrand
        SKU 643091
        Model # 643091
        Barcode # 9321001511489
        Package Weight 0.113kg
        Package Width 0.120m
        Package Height 0.120m
        Package Length 0.120m
        TYPE VALUE
        Type Smoke Alarm
        Brand Legrand
        Colour White
        Installation Area Indoor
        Battery Type Non-replaceable 10 year lithium battery
        Mount Type Surface Mount
        Reviews
        0.0

        0 Reviews
        5 STARS
        0
        4 STARS
        0
        3 STARS
        0
        2 STARS
        0
        1 STAR
        0
        Be The First To Review This Product!

        Help other Sparky Direct users shop smarter by writing reviews for products you have purchased.

        Write a review

        Related Category Products