Best smoke alarm installers in Kogarah
Last updatedKogarah's smoke alarm shortlist opens with SOS Electrical (Electrician) & Data Cabling, which runs around the clock. Hours, licence details and home base vary across the rest, so the right pick depends on when the alarm needs fitting and whether a printed licence number matters to you.
Quick picks in Kogarah
- Best for a smoke alarm at night: SOS Electrical (Electrician) & Data Cabling, with 24/7 call-outs.
- Best for a smoke alarm with safety switch work: ARC Electrical & Data, which lists both among everyday jobs.
- Best for a weekday morning smoke alarm: Express Tech Electrical Services, which opens at 6am.
- Best for a smoke alarm in a strata building: Port Hacking Electrical, which lists strata installs and safety checks.
Best smoke alarm installers in Kogarah, ranked

#1SOS Electrical (Electrician) and Data Cabling for smoke alarms fitted alongside lighting and switchboard work
24/7Based in CronullaWorking out of Cronulla, SOS Electrical (Electrician) & Data Cabling includes Kogarah in its service area. Smoke alarm installation sits in its residential and strata work, next to downlights, power points and switchboard upgrades. Its 24/7 call-outs would cover a late-night alarm fault too. It says the team is licensed and prints no number. Clients who come back tend to book fresh work with the same team.
#2ARC Electrical and Data for smoke alarms next to safety switch replacement
Licence publishedBased in Smeaton GrangeARC Electrical & Data is based in Smeaton Grange and covers Kogarah. It publishes licence number 134816C and lists smoke alarm installation beside safety switch replacement and switchboard upgrades. Its hours run Monday to Friday from 7am to 5pm, so plan an alarm visit on a weekday. Recent clients describe the work as high quality, and the crew leaves sites tidy.

#3Express Tech Electrical Services for smoke alarms with Saturday hours
Licence publishedBased in MascotExpress Tech Electrical Services is based in Mascot and covers Kogarah along with Randwick, Double Bay and Rockdale. Its household work runs from small fixes to renovations, and smoke alarms sit alongside power points, LED lighting and safety switches. Its licence number, 339353C, is published. The listing describes a lifetime guarantee on all work, and customers praise quick responses, from urgent repairs to prompt quotes.

#4Port Hacking Electrical for smoke alarms in strata buildings
24/7Licence publishedBased in Lilli PilliPort Hacking Electrical operates from Lilli Pilli and reaches Kogarah from that base. It installs smoke alarms for homes and strata, and strata managers can book intercom repairs and safety inspections with the same firm. Its licence number 325945C is shown. Reviewers praise how it works through a fault and suggests a sensible fix.
Compare smoke alarm installers in Kogarah
The table compares where each business is based, its weekend and after-hours cover and whether it shows a licence number.
| Electrician | Based in | After hours | Licence | Google rating |
|---|---|---|---|---|
| SOS Electrical (Electrician) & Data Cabling | Cronulla | 24/7 | โ | โ 5.0 (115) |
| ARC Electrical & Data | Smeaton Grange | โ | โ | โ 4.9 (165) |
| Express Tech Electrical Services | Mascot | โ | โ | โ 5.0 (13) |
| Port Hacking Electrical | Lilli Pilli | 24/7 | โ | โ 5.0 (6) |
24/7* : listed as open 24 hours, but the business doesn't say 24/7 itself. Ratings show from 5 Google reviews.
How we picked smoke alarm installers in Kogarah
Ordering begins with customer scores, and a business with more scores behind it counts for more. Next come smoke alarm and safety switch jobs named in the business's own words, a licence number it prints, and a base in or near the suburb. Every page is then read for what it says about alarm installs. A business with no printed licence number can still appear when its alarm work is spelled out.
Smoke alarm installers in Kogarah: FAQ
Which smoke alarm installers in Kogarah are open on weekends?
Round-the-clock listings belong to SOS Electrical (Electrician) & Data Cabling and Port Hacking Electrical, while the Mascot firm closes at 3pm on Saturdays. ARC Electrical & Data works weekdays only.
Which smoke alarm installers on this list show a licence number?
SOS Electrical (Electrician) & Data Cabling is the only pick that prints no licence number; the other three do.
Do Kogarah smoke alarm installers also fix safety switches?
Port Hacking Electrical lists safety switch work, and so do the Mascot and Smeaton Grange businesses.
Is any smoke alarm installer on this list based in Kogarah?
Cronulla, Smeaton Grange, Mascot and Lilli Pilli are the home bases, and Kogarah is only a service area for each.