Red Smoke Alarms R240 Photoelectric Smoke Alarm 240v/9v
A photoelectric, 240v (hard wired) smoke alarm with a 9v battery back up. Interconnectable with up to 40 Red smoke alarms and includes a test/hush button and visual indicators. Can be wirelessly interconnected with the addition of the Red RF wireless base. The R240 smoke alarm is approved and certified to meet AS3786:2014 and is fully compliant to meet the Queensland 2022 smoke alarm legislation. When the Red RF wireless base is used with this alarm, the Red Smoke Alarm Controller can connect wirelessly to this smoke alarm. This product must be installed by a licensed electrician.
A photoelectric, 240v (hard wired) smoke alarm with a 9v battery back up. Interconnectable with up to 40 Red smoke alarms and includes a test/hush button and visual indicators. Can be wirelessly interconnected with the addition of the Red RF wireless base. The R240 smoke alarm is approved and certified to meet AS3786:2014 and is fully compliant to meet the Queensland 2022 smoke alarm legislation. When the Red RF wireless base is used with this alarm, the Red Smoke Alarm Controller can connect wirelessly to this smoke alarm. This product must be installed by a licensed electrician.
A photoelectric, 240v (hard wired) smoke alarm with a 9v battery back up. Interconnectable with up to 40 Red smoke alarms and includes a test/hush button and visual indicators. Can be wirelessly interconnected with the addition of the Red RF wireless base. The R240 smoke alarm is approved and certified to meet AS3786:2014 and is fully compliant to meet the Queensland 2022 smoke alarm legislation. When the Red RF wireless base is used with this alarm, the Red Smoke Alarm Controller can connect wirelessly to this smoke alarm. This product must be installed by a licensed electrician.
A photoelectric, 240v (hard wired) smoke alarm with a 9v battery back up. Interconnectable with up to 40 Red smoke alarms and includes a test/hush button and visual indicators. Can be wirelessly interconnected with the addition of the Red RF wireless base. The R240 smoke alarm is approved and certified to meet AS3786:2014 and is fully compliant to meet the Queensland 2022 smoke alarm legislation. When the Red RF wireless base is used with this alarm, the Red Smoke Alarm Controller can connect wirelessly to this smoke alarm. This product must be installed by a licensed electrician.
in 20 offers
The lowest price for Red Smoke Alarms R240 Photoelectric Smoke Alarm 240v/9v right now is $26.95 at JD Lighting, compared across 20 retailers.
The all-time low was $24.95 on 30 Sept 2025 — today's price is 8% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 2 Sept 2026.
Last updated at 02/09/2026 15:37:36
R240 240V Photoelectric Smoke Alarm with 1 Year Battery
Delivery $14.99
Red Smoke Alarms R240 | Photoelectric Smoke Alarm 240v/9v | Interconnectable
Delivery between Mon – Wed $15.95
Red R240 Smoke Alarm | 240V with 9V Battery Back-up
Delivery between 9–11 Sept $9.95
Red 240V Smoke Alarm with 9V Backup Battery - MJS Electrical Supplies
Delivery between 4–11 Sept $9.72
240V Photoelectric Smoke Alarm + 9V Back-Up Battery (R240) | Red
Delivery $9.95
R240 Red Photoelectric Smoke Detector 240v Hardwired
Delivery $14.95
Red 240V Smoke Alarm with 9V Backup Battery
Free delivery between Fri – Sat
Red 240V Smoke Alarm with 9V Backup Battery | R240
Delivery $7.72
Red 240V Smoke Alarm with 9V Backup Battery | R240
Delivery $7.72
Red Smoke Alarms Photoelectric Smoke Alarm
Delivery $15
originally posted on Google Customer Reviews
Easy to install & test.
originally posted on mydeal.com.au
Could not believe it arrived so fast.
| Detection Method | Photoelectric |
| Power | 240V |
| Alarm sound | 85 dB at 3m minimum |
| Operating Distance | N/A indoor use line of sight; 140m free field |
R240 240V Photoelectric Smoke Alarm with 1 Year Battery
Delivery $14.99
Red Smoke Alarms R240 | Photoelectric Smoke Alarm 240v/9v | Interconnectable
Delivery between Mon – Wed $15.95
Red R240 Smoke Alarm | 240V with 9V Battery Back-up
Delivery between 9–11 Sept $9.95
Red 240V Smoke Alarm with 9V Backup Battery - MJS Electrical Supplies
Delivery between 4–11 Sept $9.72
240V Photoelectric Smoke Alarm + 9V Back-Up Battery (R240) | Red
Delivery $9.95
Easy to install & test.
Could not believe it arrived so fast.
| Detection Method | Photoelectric |
| Power | 240V |
| Alarm sound | 85 dB at 3m minimum |
| Operating Distance | N/A indoor use line of sight; 140m free field |
