Electrician in Pennant Hills
Older wiring, rewires and safety work for Pennant Hills' federation and inter-war homes.
What we actually see in Pennant Hills
Pennant Hills is genuinely old by Sydney standards — federation and inter-war housing along the ridge, with post-war infill and later apartment development near the station. That means it's one of the few suburbs in our patch where rewiring is a regular conversation rather than a rare one.
The wiring to watch for is rubber-insulated (VIR) and cloth-covered cable in pre-1960 homes. Rubber perishes: it hardens, goes brittle, and eventually the insulation cracks and falls away from the conductor, leaving bare copper inside walls and roof spaces. It cannot be repaired, and once you find it in one part of a Pennant Hills house it's usually elsewhere too.
The complication is that most of these homes have been partially rewired at some point over eighty years — often around a kitchen or bathroom renovation. So a Pennant Hills house is frequently a patchwork of three eras of cable, and the only way to know what you've actually got is to test it rather than guess from the build date.
The other Pennant Hills factor is the bushland interface. Properties backing onto reserve face genuine bushfire risk, which makes the condition of the electrical installation and the presence of working smoke alarms more than a compliance question.
What we're called out for in Pennant Hills
Rewiring & renovations
Partial and full rewires where the wiring has had its day.
Switchboard upgrades
Ceramic fuses and boards without safety switches replaced.
Pre-purchase inspection
What building reports don't cover.
Smoke alarms
Installation, testing and rental compliance.
Fault finding
Tripping, no power, flickering — diagnosed with test equipment.
Safety switches & smoke alarms
RCDs and alarms to current NSW requirements.
Nearby suburbs we also cover
Pennant Hills questions
How do I know if my Pennant Hills home has rubber wiring?
If it's pre-1960 and hasn't been fully rewired, it's likely in at least part of it. The giveaway is brittle, crumbling insulation visible at the switchboard or in the roof space. Don't go poking around yourself — we can test it safely as part of an inspection.
How much does it cost to rewire a house in Pennant Hills?
$12,000–$22,000 for a typical single-storey 3–4 bedroom home including a new switchboard. Two-storey or difficult-access homes run higher. A partial rewire of only the degraded circuits may be $3,500–$8,000 — worth testing before assuming the full job.
My house has been partly rewired already. Does that help?
It often does, and it's very common here. Many Pennant Hills homes are a patchwork of eras. Testing tells us which circuits are sound modern cable and which are original, and you may only need the latter replaced.
Can I stay in the house during a rewire?
Yes, if we stage it area by area so there's always a functioning part of the house. It costs a little more in total attendance and it's usually well worth it.
We back onto bushland. Does that change anything electrically?
It raises the stakes on the things that are already worth doing — sound wiring, RCD protection and working interconnected smoke alarms. It's also worth knowing where your main switch is and how to isolate the property quickly.
What customers say
Jason solved a really complex problem for our house with excellent professionalism and workmanship. Highly recommend, would def work with him again. On time delivery and within budget.
Jason onsite quickly and completed the work on the spot, giving us a good price and was very polite. Would highly recommend.
Fantastic service! Friendly, efficient and well priced. Highly recommend. Thank you for swiftly fixing our switches.
These are Google reviews for our team at Cync Electrical & Automation — the licensed contractor behind Hills Electrician. 5.0 from 20 reviews. — see the profile
Need an electrician in Pennant Hills?
Send us the details and we'll come back to you. Or call 0422 253 379.
Get a quote