Best smoke alarm installers in St Leonards
Last updatedMcIntosh Electrical Pty Ltd leads for smoke alarms in St Leonards because it has the largest body of customer feedback here and publishes its licence. The three picks differ in what they fit. One focuses on replacement, one lists installation among wider electrical work, and one covers interlinked and heat-detecting units. Pick by whether you need a replacement, a new install or a linked system.
Quick picks in St Leonards
- Best for a new alarm fitted during a switchboard job: McIntosh Electrical Pty Ltd, with switchboard upgrades listed beside smoke alarms.
- Best for a smoke alarm added during power point or lighting work: Radiance Electrical Services, which lists smoke alarm installation with that kind of work.
- Best for replacing alarms, including interlinked units: Secure Electrical, which handles replacement, linked and heat-detecting units.
Best smoke alarm installers in St Leonards, ranked

#1McIntosh Electrical Pty Ltd for smoke alarm installs alongside switchboard and safety switch work
24/7Licence publishedBased in Lane Cove WestMcIntosh Electrical Pty Ltd fits smoke alarms from its Lane Cove West base and covers St Leonards. Its services list smoke alarm installation next to switchboard upgrades, safety switches and lighting, so a new alarm can go in during a wider electrical job. Emergency calls are taken around the clock, and its contractor licence 209287C is public. Request the number in writing before work starts.

#2Radiance Electrical Services for smoke alarm installs with safety switch and power point work
24/7Licence publishedBased in Lane CoveRadiance Electrical Services lists smoke alarm installation alongside its safety switch and power point work, from its Lane Cove base. It covers St Leonards with 24/7 emergency cover and free quotes, and it publishes contractor licence 386985C. Upfront pricing is listed too, and the business says it covers homes and businesses.

#3Secure Electrical for smoke alarm replacement, including interlinked and mains-connected units
Licence publishedBased in RozelleSmoke alarm replacement is the bulk of what Secure Electrical does, working out of Rozelle. Beyond replacement, it also fits fire alarms and heat detectors. Name the alarm type when you call so the quote is for the right units. A strata building job earned one customer's praise for reliability.
Compare smoke alarm installers in St Leonards
The table sets out each business's base, emergency cover and licence status.
| Electrician | Based in | After hours | Licence | Google rating |
|---|---|---|---|---|
| McIntosh Electrical Pty Ltd | Lane Cove West | 24/7 | โ | โ 4.8 (144) |
| Platinum Power Group | Epping | 24/7 | โ | โ 4.9 (247) |
| Radiance Electrical Services | Lane Cove | 24/7 | โ | โ 5.0 (55) |
| Secure Electrical | Rozelle | โ | โ | โ |
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 St Leonards
More customer feedback carries more weight here. Smoke alarm details, licence numbers and base suburbs come from each business's own pages. Any after-hours cover is taken only from what the business states itself, and a published licence number counts only when the business shows it.
Smoke alarm installers in St Leonards: FAQ
Which St Leonards smoke alarm installer replaces interlinked alarms?
Secure Electrical, based in Rozelle, lists replacement of interlinked and mains-connected alarms. Give the alarm type on the first call so the quote matches the home.
Who installs smoke alarms near St Leonards with a published licence?
McIntosh Electrical Pty Ltd and Radiance Electrical Services both publish contractor licence numbers, and both list smoke alarm installation among their services.
Can a smoke alarm be added during a switchboard or lighting job?
McIntosh Electrical Pty Ltd is the pick to ask, since its services include both. Confirm with the business whether they can be booked together.