High Voltage Design & Installation

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High Voltage Design & Installation Specialists

High Voltage Design & Installation | Ballarat

O'Brien Electrical Engineering and Contractors Ballarat provide solutions to high voltage applications for service, maintenance, design, projects and troubleshooting.

We cover both primary and secondary applications including:

  • Earthing design using software (according to AS2067, AS3000, AS60479
  • Power systems studies for load flow, fault analysis using software (according to IEC60909, AS3851)
  • Arc flash study and determining appropriate PPE (according to IEEE1584, AS3000, AS2225IEC61482)
  • Detailed design works for earthing, secondary and primary works
  • Protection relay testing
  • Protection relay settings
  • Construction and installation of all plant up to 132kV
  • HV joins and cable terminations
  • HV Testing capability including but not limited to Insulation resistance, ducter, Hi-pot, VLF ..etc
  • Step and Touch and Earth Testing (Current loop, 3 pin and Wenner)
  • Cable and overhead installation

We ensure every project meets high-quality standards, including design and review process from NER registered engineers. With AESI-trained staff, we deliver end to end HV tasks safely.

Contact us today to discuss your project requirements with an expert.

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With decades of trusted service, O’Brien Electrical brings reliable expertise to every job.

Who We Are

Our nationwide Member Network of local experts is ready to handle electrical jobs of any size.

1,366

Network team members in 2024

823

Network trade vehicles in 2024

36,997

Total customers in 2024

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FAQs

Frequently asked questions

Here are some common questions about our electrical services. For more complex questions, please contact your local O’Brien Electrical business for a chat.

Our Members provide a full range of electrical services for homes and businesses, including installations, repairs, maintenance, and emergency services. No job is too big or too small for our expert teams.

Some of our locations offer after-hours support for urgent electrical issues. You can find the operating hours for each location here.

Our pricing varies depending on the scope of the job. Contact your local O’Brien Electrical business for a quote.

We have local experts across the country, providing electrical services in many locations. Search here to find out if we service your area.

We are always looking for businesses to join the O’Brien Network. To learn more, click here.

Business Electrical Solutions

Business Electrical Solutions

The electrical systems in your business are essential to maintaining safety, functionality, and professionalism. From urgent repairs and routine maintenance to lighting, switchboards, hot water systems, and drainage, our licensed technicians deliver tailored solutions that help keep your operations running smoothly.

Preventative Maintenance Programs

Preventative Maintenance Programs

Regular inspections and maintenance of your electrical systems help avoid costly breakdowns. We offer tailored service schedules to suit your business, improving system reliability, safety, and compliance over time.

Commercial Fit-Out Solutions

Commercial Fit-Out Solutions

Whether you’re opening a new space or upgrading an existing one, we can assist with electrical fit-outs. From lighting and outlets to kitchens and bathrooms, our team can work closely with you to deliver practical, code-compliant installations.

Energy Efficiency & Safety Upgrades

Energy Efficiency & Safety Upgrades

We help homes and businesses reduce energy use and meet safety obligations. Our solutions include LED lighting upgrades, switchboard replacements and sensor installations — tailored to your operational needs and budget.

How much does electrical work cost?

The cost of electrical services depends on several factors, including the type of service, materials required, and the complexity of the job. O’Brien Electrical always adheres to Australian industry regulations and safety standards, ensuring all work is performed to a high-quality benchmark by licensed professionals.

Whether it’s repairs, maintenance, or installations, we aim to provide the right solution for your property — ensuring the safety and comfort of your family, business, or tenants.

How do I make a booking?

Simply make a booking by click Book Online or Request a Quote

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Payment methods

We offer convenient electronic payment methods, including debit cards, major credit cards and Zip Pay.

Fast and reliable emergency electrical response

One of Australia’s most trusted service brands

Expert help when you need it most

Conveniently located for

  • Sebastopol
  • Bonshaw
  • Smythes Creek
  • Alfredton
  • Newington
  • Redan
  • Ballarat Central
  • Lake Gardens
  • Mitchell Park
  • Wendouree
  • Ballarat North
  • Lake Wendouree
  • Canadian
  • Mount Helen
  • Mount Clear
  • Alfredton
  • Ballarat East
  • Black Hill
  • Brown Hill
  • Eureka
  • Golden Point
  • Invermay Park
  • Lucas
  • Mount Pleasant
  • Soldiers Hill
  • Buninyong
  • Creswick
  • Ballan
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Damage

Do you have broken glass?
Call us now on 1800 059 829

For emergency glass repair or replacement in your home or business, speak to one of our experts. We'll discuss options, costs and appointment times.

We'd love to help you, but unfortunately cannot assist with:

  • Cook tops or oven doors
  • Refrigerator glass
  • Light and lamp shades
  • Spectacle repairs
  • Phone or tablet screens
  • Curved glass or tanks
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If your enquiry is urgent, please contact our team by phone on 03 4333 6900 for immediate assistance. For all other matters, complete the form and we will respond as soon as we can.

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