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The PSA HomeGuard HG140AC is a 240V mains powered photoelectric smoke alarm with a 9V battery backup, designed for dependable fire protection in residential settings. Its photoelectric sensor detects smouldering fires early while helping reduce false alarms. The alarm features an extra-wide 140mm base, making it perfect for retrofit installations by covering previous mounting marks or holes.
It can be used as a standalone alarm or interconnected with up to 48 compatible units for whole-of-home protection. Key features include a large Test & Hush button, red and green LED indicators for status visibility, and an 85dBA alarm output compliant with ISO 8201. The HG140AC is approved to AS 3786 and includes a 10-year warranty for long-term reliability.
(HG140AC-6Pack)
It uses photoelectric sensing technology, which is effective at detecting smouldering fires while helping reduce nuisance alarms.
It is 240V mains powered and includes a 9V battery backup to maintain operation during power outages.
The extra-wide 140mm base is ideal for retrofit jobs, as it helps cover existing ceiling marks or mounting holes from older alarms.
Yes. It can be interconnected with up to 48 compatible smoke alarms for whole-of-home alerting.
Yes. It features a large Test & Hush button for easy testing and temporary silencing.
Yes. Sparky Direct stocks the PSA HomeGuard HG140AC with fast dispatch and fast Australia-wide delivery.
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Warranty starts from Invoice Date
Domestic Use: 10 Year
Commercial Use: 10 Year
Warranty Method: Return to Sparky Direct
| Specification | Details |
|---|---|
| Model | HG140AC |
| Sensor Type | Photoelectric |
| Supply Voltage | 240VAC 50Hz |
| Power Consumption | 6mA |
| Battery Back-up | 9V battery replaceable |
| Interconnecting | Up to 48, 150m Max |
| Alarm Volume | 85dB at 3m |
| Alarm Signal Pattern | ISO8201 sound pattern |
| Temperature Range | 0 to 45°C |
| Humidity Range | 5% to 95% |
| Hush Function | Yes – approx 10 mins. Red LED flash every 10s |
| Low Battery | Red LED flash every 60s and chirp |
| Alarm Duration | While smoke is detected |
| Alarm Indication | Red LED flashing rapidly |
| Alarm Memory | None |
| Chamber Monitoring | None |
| Indicator LEDs | Red and Green |
| Wiring Terminal | Active/ Interconnect/ Neutral/ Loop |
| Dimensions | 140mm Dia × 38mm H |
| Approvals | AS3786:2014 |
| Warranty | 10 years |
These specifications and characteristics outline physical, mechanical, electrical details.
| Brand | PSA Products |
| SKU | HG140AC-6Pack |
| Model # | HG140AC |
| TYPE | VALUE |
|---|---|
| Type | Smoke Alarm |
| Brand | PSA |
| Colour | White |
| Battery Backup | 9V Battery Replaceable |
| Supply Voltage | 240V AC 50HZ |
| Alarm Volume | 85dB at 3 metres |
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