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Describe the job once and we'll match it with up to 3 electricians in Castle Hill.

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Electricians in Castle Hill NSW

48 electricians26 based here · 22 serve the area★ 5.0 average from 5 reviews

About these results

Based here first, then electricians by rating, then related trades.

A business is Featured only when it holds our Featured plan; Featured is a listing plan, not a rating. The Featured panel shows Featured businesses from this page first, then from elsewhere. Any card there marked "Example listing" is not a real business: it shows what a Featured listing looks like.

48 electricians based in or serving Castle Hill; listings updated 7 Oct 2026.

  2. AILO Electrical

    Electricians

    Castle Hill NSW 2154

    5.0 (281 reviews) on Google View profile Est. 2020

    Electrician in Castle Hill, NSW for switchboard upgrades, CCTV and security alarms, lighting and data cabling.

    • Lighting Installations
    • CCTV Installations
    • Electrical Switchboard Upgrades

    Castle Hill NSW 2154

    Open now · 24 hours

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  3. Air Elec

    Electricians

    2/5 Salisbury Rd, Castle Hill NSW 2154

    5.0 (76 reviews) on Google Directions View profile

    Air conditioning and refrigeration contractor in Castle Hill, NSW, installing, servicing and repairing residential and commercial systems.

    • Air conditioning installations
    • Commercial refrigeration
    • Air conditioning and refrigeration servi…

    2/5 Salisbury RdCastle Hill NSW 2154

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  6. B Powered Electrical Services

    Electricians

    126/159 Ridgecrop Dr, Castle Hill NSW 2154

    5.0 (3 reviews) on Google Directions View profile

    Electrician in Castle Hill, NSW for switchboard upgrades, lighting installation and industrial electrical work.

    • Switchboard Upgrades
    • Lighting fittings and installation
    • Industrial Electricians

    126/159 Ridgecrop DrCastle Hill NSW 2154

    Open now · closes 6:00 pm

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  9. Electrical Testing & Tagging Services

    Electricians

    Unit 44/9 Hoyle Ave, Castle Hill NSW 2154

    Directions View profile

    Electrical testing and tagging business in Castle Hill, NSW, also covering thermal imaging, exit and emergency lighting and switchboard work.

    • 1. Test and tag appliances
    • 3. Exit and emergency lighting
    • 10. Switchboard and metering alterations

    Unit 44/9 Hoyle AveCastle Hill NSW 2154

    Open now · closes 5:00 pm

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  10. Frost Air Conditioning

    Electricians, HVAC

    3/4 Packard Ave, Castle Hill NSW 2154

    Directions View profile Licensed Est. 1971

    Air conditioning specialist in Castle Hill, NSW, supplying, installing and servicing air conditioning systems across the Hills District.

    • Air Conditioning Installations
    • Air Conditioning Maintenance
    • Ducted Air Conditioning Servicing

    3/4 Packard AveCastle Hill NSW 2154

    Open now · closes 4:00 pm

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  15. HILLS DISTRICT ELECTRICIAN CASTLE HILL

    Electricians

    9 Hoyle Ave, Castle Hill NSW 2154

    4.8 (50 reviews) on Google Directions View profile

    Electrician in Castle Hill, NSW for switchboard upgrades, fault finding, lighting and Level 2 electrical work.

    • Switchboard Upgrade Installation
    • Electrical Fault Finding
    • Lighting Electrician

    9 Hoyle AveCastle Hill NSW 2154

    Open now · 24 hours

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  16. JayCab Electrical and Air Conditioning

    Electricians, HVAC

    10/10-12 Old Castle Hill Rd, Castle Hill NSW 2154

    Directions View profile

    Electrician and air conditioning business in Castle Hill, NSW, working across residential, commercial, strata and industrial properties.

    10/10-12 Old Castle Hill RdCastle Hill NSW 2154

    Open now · closes 5:00 pm

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  21. O'Brien Electrical Castle Hill

    Electricians

    Unit 45/5 Anella Ave, Castle Hill NSW 2154

    4.7 (23 reviews) on Google Directions View profile Licensed Est. 2010

    Electrician in Castle Hill, NSW for switchboard installations, commercial solar and CCTV, covering the Hills District.

    • Switchboard Installations
    • Commercial Solar PV Design & Installation
    • CCTV Installation

    Unit 45/5 Anella AveCastle Hill NSW 2154

    Open now · closes 4:30 pm

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  22. Phoenix Electrical

    Electricians

    Unit 59/5 Gladstone Rd, Castle Hill NSW 2154

    4.9 (90 reviews) on Google Directions View profile

    Electrician in Castle Hill, NSW for fire service and testing, emergency lighting and LED lighting.

    • Fire Service & Testing
    • Emergency lighting
    • LED Lighting

    Unit 59/5 Gladstone RdCastle Hill NSW 2154

    Open now · closes 5:00 pm

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  23. Switched On Electrical

    Electricians

    88 Church St, Castle Hill NSW 2154

    Directions View profile

    Electrician in Castle Hill, NSW for data and TV antenna installations, smoke alarms, lighting and switchboards.

    • TV/Digital TV Antenna
    • Smoke Alarms
    • Switchboard

    88 Church StCastle Hill NSW 2154

    Open now · closes 5:00 pm

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  24. Trifecta Electrical

    Electricians

    13B Timothy Ave, Castle Hill NSW 2154

    Directions View profile

    Electrical contractor in Castle Hill, NSW for electrical installations, communication networks, security systems and automated lighting control.

    • Electrical Installations
    • Security Systems
    • Automated Lighting Control

    13B Timothy AveCastle Hill NSW 2154

    Open now · closes 5:00 pm

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No electricians on this page match all of these filters. Untick one, or clear the filters to see all 24 on this page.

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Hiring electricians in Castle Hill

Licensed electricians for wiring, power points, lighting, switchboard upgrades, EV chargers and emergency call-outs. Aussie Builders Directory lists 48 electricians in Castle Hill NSW, with ratings, licences and the services each one offers.

What to check before you hire

Getting started

  1. Describe the job. What needs doing, where, and when you'd like it done.
  2. Shortlist two or three. Use the filters above to narrow this page by rating, licence and owner verification.
  3. Compare quotes. Or send one request and we'll match it with up to 3 electricians.
  4. Agree in writing. Confirm the price, start date and payment schedule before work begins.

Frequently asked questions

How do I choose between electricians in Castle Hill?

Compare two or three. Check each one's licence on your state regulator's public register, read recent reviews, look at photos of similar jobs, and ask for a written, itemised quote. A business that is owner verified on Aussie Builders Directory has confirmed it runs the listing.

How much does an electrician cost?

It depends on the size of the job, materials, access, and how soon you need it done. Most trades quote a fixed price for a defined job and an hourly rate for repairs and call-outs. Asking two or three local businesses for a written quote is the quickest way to see the going rate in Castle Hill.

Do electricians need to be licensed?

Most residential trade work in Australia must be done by a licensed contractor, and building work above a set value needs a written contract and home warranty insurance. The rules differ by state, so check the licence number before work starts. Listings marked "Licensed" show a licence or certification on their profile.

What does "serves this area" mean?

Some businesses are based in a nearby suburb but travel to jobs here. On suburb pages we list businesses based in the suburb first, then the ones that say they serve it.

How do free quotes work?

Tell us about the job once. We match your request with up to 3 electricians near you. A business on a paid plan here gets it with your name and contact details and can contact you directly. A business on the free plan sees the job and your suburb but not your details, so it can't contact you unless it upgrades. A business that hasn't claimed its listing sees your request only once it claims. After you send, we tell you which applies to each business. It's free and there's no obligation.