Powering Dunedin Homes & Businesses

Reliable electrical work done right, every time

Harrex Electrical is a locally owned and operated electrical business servicing Dunedin, Central Otago and the surrounding areas. We work across residential and commercial projects, delivering reliable electrical solutions with a strong focus on safety, quality workmanship, and clear communication. From small upgrades and maintenance through to full installations and new builds, we approach every job with care and attention to detail.

Our team takes pride in doing things properly from the start. We believe good electrical work is about more than just technical skill, it’s about understanding your project, providing honest advice, and delivering results you can trust. Whether we’re working alongside builders and trades or directly with homeowners, we aim to make the process straightforward, transparent, and stress-free from first contact to final sign-off..

RESIDENTIAL

HOME VENTILATION

HEATPUMPS & AIRCON

Click here to learn about Residential
Click here to learn more about Commercial
Click here to learn about Home Ventilation
Click here to learn about Heatpumps

COMMERCIAL

  • We provide residential, commercial, and light industrial electrical services, from small repairs and upgrades through to full installations and new builds.

  • Yes. Whether it’s a single power point or a full electrical fit-out, we approach every job with the same level of care and professionalism.

  • Absolutely. All work is completed by qualified, registered electricians and complies with New Zealand electrical standards.

  • We combine expert craftsmanship, clear communication, and reliable service to deliver quality electrical solutions you can trust. We are DVS certified, a part of the master electrical group, and hold a SiteWise certificate.

  • Yes, we regularly work with homeowners on renovations, upgrades, rewires, and additions.

  • We can recommend and install energy-efficient lighting, ventilation systems like DVS, and smarter electrical solutions to suit your home.

  • Yes. We supply and install DVS systems to help reduce condensation, mould, and moisture for a healthier home environment.

  • Yes. We work with builders, property managers, and business owners on commercial electrical installations and maintenance.

  • Definitely. We’re experienced working as part of a wider project team and pride ourselves on clear communication and coordination.

  • Yes. We handle electrical planning and installation for new residential and commercial builds.

  • Simply get in touch. We’ll discuss your project, offer advice, and arrange a site visit if required.

  • Yes. We offer free consultations and clear, upfront quotes so you know exactly what to expect.

  • We are based in Central Otago and travel throughout the wider region for projects. We regularly travel for commercial and larger residential projects.

Frequently Asked Questions

TESTIMONIALS

I've used Harrex electrical for years now. Charlie and his team were really professional, explained things, checked with me before doing anything and left the place really tidy. Pricing was competitive and the work was awesome. Highly recommend.

- Kylie Fraser

Had Jonny come and complete some work. He was very friendly, professional and provided excellent service. I would definitely recommend Harrex Electrical and will use their services again. Top job!

- Jaime Horne

Great work with the new lighting of the school paths. Good to see a local business that supports their community back too.

- ABC Dogs

Let’s talk about your project

Fill out the form below and our team will be in touch to discuss your project, provide advice, or arrange a site visit. No obligation, just honest electrical expertise.