Clipsal Firetek Photoelectric Smoke Alarm Surface Mount, 220-240 V a.c. Mains Power w. 9V d.c. Battery Backup

Clipsal Firetek Photoelectric Smoke Alarm Surface Mount, 220-240 V a.c. Mains Power w. 9V d.c. Battery Backup

Clipsal Firetek Photoelectric Smoke Alarm Surface Mount, 220-240 V a.c. Mains Power w. 9V d.c. Battery Backup

Item Number: 755PSMA4

RRP (Inc. GST)

755PSMA4 Photoelectric smoke alarms helps in early detection of smouldering fires, the most common and highest risk type of fire in homes. It can be used as a single mains powered battery backed (with 9 V d.c.) alarm or can be interconnected with other 755 series smoke alarms to give complete home protection.



Qty UoM EAN Colour
Home owner checking their fire alarm
Clipsal Firetek group shot of products and packaging



Sustainable offer status

Green Premium product



Product brand


Product or component type

smoke detector

Device application

early detection of smouldering fires and open fires


Circularity Profile


Environmental Disclosure


Mercury free


REACh free of SVHC


REACh Regulation

Free of Substances of Very High Concern above the threshold

China RoHS Regulation


EU RoHS Directive


RoHS exemption information


Quantity per set

set of 1

Type of packing




Function available

  • local alarm
  • hush function
  • self-test of smoke detection
    • Control type

      button (test/hush function)

      Operating distance

    • 50 m indoor use line of sight
    • 140 m in free field
      • Local signalling

      • visual: 1 LED (red) for warning and low battery
      • visual: 1 LED (green) for ON status
      • sound: signal
      • sound: alarm
        • Connections - terminals

        • (line) - 2 x 1.5 mm²
        • (neutral) - 2 x 1.5 mm²
        • (earth loop) - 2 x 1.5 mm²
        • (interconnect) - 2 x 1.5 mm²
          • Type of installation


            Device mounting


            Mounting support

          • ceiling
          • wall-mount
            • Fixing mode

              by screws


              47 mm

              Ambient air temperature for operation

              0-45 °C

              Relative humidity

              5-95 %

              Product certifications

            • RCM
            • SAI
            • Activfire
              • Standards

              • ISO 8201
              • AS 3786:2014
              • AS/NZS 60950.1
              • AS/NZS 60065
                • Others

                  Package 1 Height

                  53 mm

                  Package 1 Length

                  145 mm

                  Package 1 Weight

                  331 g

                  Package 1 width

                  145 mm

                  Electronic sensor type

                  photo-electric sensor

                  [Us] rated supply voltage

                • 50 Hz
                • 220...240 V AC
                  • Backup type


                    Battery life

                    1 year(s)

                    Output voltage limits

                    interconnection: 6.5...20 V

                    Type of alarms

                    low battery at 6.9...7.5 V

                    Detection type


                    Number of devices

                    40 for wired alarm

                    Response time

                    < 30 s

                    Noise level

                    85 dB at 3 m, minimum

                    Time delay range

                  • 10 min (hush)
                  • 10 h (do not disturb)
                    • Diameter

                      140 mm


                    • 1907/2006/EC - REACH directive
                    • 2011/65/EU - RoHS directive
                      • Show all specifications

                        Frequently Asked Questions

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                        Will 755RFB relay base work with 755PSMA?

                        Unfortunately not, 755RFB is not suitable for use with 755PSMA. It is suitable for use with 755PSMA2 and 755PSMA4. 

                        For further information, please visit https://www.clipsal.com/Trade/Products/ProductDetail?catno=755RFB


                        Will the 755 base fit the new 755PSMA2 smoke alarm?

                        No, the only bases that is compatible with each other is the 755PSMA, 755PSMA2, 755SMA, SD100

                        Is the PDL SD100 Smoke alarm base interchangeable with the 755PSMA4 smoke alarm?

                        Yes, the the 755PSMA4 will fit on the PDL SD100, 755PSMA, 755PSMA2 bases.

                        For further information please visit https://www.clipsal.com/products/smoke-alarms

                        Does the new Clipsal 755PSMA2 fit onto the old 755PSMA mounting base?

                        Yes - It is backwards compatible with 755PSMA and 755SMA mounting bases

                        Are the bases same for 755SMA and 755PSMA?

                        Yes, the bases will be the same.


                        Are the 755PSMA4 & 755RLPSMA4 compliant with the AS3786:2014+A12015?

                        Yes they are both compliant with AS3786:2014+A12015
                        See link below for Certificate of Conformity:
                        Show More
                        Firetek group shot


                        Clipsal's Fire Tek range helps protect the most valuable assets; family, friends and the home.

                        They are backed by the SAI Global 5 ticks certification of quality, offering robust designs for reliability, ensuring early detection and warning from hazardous smoke and fire.

                        The Australian Building Code mandates all new homes must have AS3786:2014 compliant smoke alarms installed, interconnected and hard wired to mains power.

                        By having Fire Tek's smoke alarms installed, you will have the best chance of escaping the devastating effects of a house fire.

                        Need more information?

                        See our Smoke Alarms FAQ page

                        Smoke Alarm FAQs