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        The Clipsal 755PSMA4 is a dependable 240V mains-powered photoelectric smoke alarm with a 9V battery backup, designed to provide early warning of smouldering fires while maintaining functionality during power outages. Featuring a compact, surface-mountable design, LED indicators, and interconnect capabilities, this alarm is suited for residential and small commercial applications.

        Now featuring backward compatibility with earlier surface mounting bases, making it a simple replacement for older Clipsal models without the need to rewire or replace bases.

        Key Features:

        • Photoelectric Smoke Detection: Ideal for detecting slow, smouldering fires with reduced false alarms from steam or cooking smoke.
        • Dual Power Supply: Operates on 220–240V AC mains power with a 9V DC battery backup to ensure continuous protection.
        • Interconnect Capable: Supports connection of up to 40 compatible units for comprehensive coverage throughout the premises.
        • Test & Hush Function: Easily test the alarm or silence nuisance alarms via the integrated button.
        • LED Indicators: Green LED for power status, red LED for alarm or low battery condition.
        • Certified Safety: Fully compliant with AS 3786:2014 and ActivFire listed for use in Australian homes.
        • Backward Compatible Base Mounting: Compatible with legacy Clipsal base models:
          • 755PSMA/2
          • 755RLPSMA2
          • 755SMA

        Specifications:

        • Power Source: 220–240V AC, 50Hz
        • Battery Backup: 9V DC (carbon zinc or alkaline)
        • Sound Output: ≥85 dB @ 3 metres
        • Operating Temp: 0°C to 45°C
        • Humidity Range: 5% to 95% RH (non-condensing)
        • Mounting Type: Surface Mount
        • Dimensions: Ø140mm x 47mm (H)
        • IP Rating: IP20
        • Compliance: AS 3786:2014 | ActivFire Certified

        Applications:

        • Residential Homes: Bedrooms, hallways, and living rooms
        • Apartments & Units: Ideal for multi-dwelling installations
        • Retrofitting & Upgrades: Easily replaces older Clipsal models using existing bases

        The Clipsal 755PSMA4 offers smart, reliable protection with modern features and seamless upgrade potential—ideal for both new builds and replacements in existing homes.

        Q. Can this smoke alarm be interconnected?
        A. Yes, it can be hardwired with up to 40 compatible Clipsal alarms.

        Q. What makes it compatible with older installations?
        A. It’s designed to mount onto existing 755PSMA/2, 755RLPSMA2, or 755SMA base plates, eliminating the need to rewire.

        Q. What battery should I use for backup?
        A. Either a 9V carbon zinc or alkaline battery is suitable.

        Q. Is it suitable for kitchens?
        A. No, it's better suited for living spaces and bedrooms. For kitchens, consider a thermal heat alarm.

        All products must be installed by a licensed electrican. DIY electrical work is illegal and very dangerous.

        Change of Mind
        All products purchased from MJS Electrical Products & Supplies are backed by a thirty (30) day Peace of Mind Return Policy. All products returned must be in perfect unused condition, with all components, complete with original packaging. We will not allow returns on damaged or incomplete products. Proof of purchase is required. Should the product not be in original condition, please contact us before returning it as this may save you some unnecessary costs.

        Damaged / Faulty Goods
        If you find that the goods were damaged in transit or were faulty in some manner, please contact us within 24 hours of receiving the goods. We will organise for the return of the goods and arrange a credit towards your next purchase or send a replacement product. Customer will incur the cost of return postage and be credited the purchase price only. We recommend that you return your unwanted items using registered post or trackable courier. We can not be held responsible if returned items are lost in transit.

        Warranties
        Product warranties are governed by the respective manufacturers and / or suppliers warranty terms and conditions (available on request). We will not be liable to you or any third party for any loss suffered due to product failure. We will process product warranty claims through the respective manufacturers and/or suppliers. All warranties are void if the product is not installed by a licensed electrician.

        Colour White
        Type Smoke Alarm
        Voltage 220-240V
        Mounting Surface Mount
        Power Source 240V with 9V Back Up Battery
        Height 47mm
        Diameter 140mm
        Battery Type 9V Alkaline
        PRODUCT INFO
        SKU CL755PSMA4
        Model # 755PSMA4
        Barcode # 9311554793623
        Brand Clipsal
        SHIPPING INFO
        Shipping Weight 0.3500kg
        Shipping Width 0.140m
        Shipping Height 0.060m
        Shipping Length 0.145m