Trailer Mounted Generators

Trailer-mounted generators go where the work is. Tow the set to site, drop the legs and run, then move it to the next job without a crane or a forklift. Common on construction, civil works, events and mining. Only need one for a single project? We hire them too.

Trailer Mounted Generators
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Trailer-Mounted Generators - Sized for Your Application

At Macfarlane Generators, we don't just sell generators—we ensure you get the right size generator for your application. Every trailer-mounted generator is professionally sized, tested, fuelled, and commissioned before delivery, so it's ready to perform from day one. Macfarlane Generators has been helping Australians choose reliable power solutions for more than 75 years.

Why Choose a Trailer-Mounted Generator?

  • Expert Generator Sizing: We assess your power requirements to recommend the correct generator capacity and trailer for weight distribution to meet the current road standards
  • Portable Power Anywhere: Easily tow your generator to construction sites, farms, events, mining operations, emergency response locations, and temporary worksites.
  • Fast Deployment: Connect and power your equipment within minutes, reducing downtime.
  • Ready to Run: Every generator is pre-delivery inspected, load tested, fuelled, and prepared before leaving our workshop.
  • Reliable Performance: Built with premium components to deliver dependable power in Australia's harsh conditions.
  • Cost-Effective Solution: Avoid the expense of permanent electrical infrastructure for temporary or mobile applications.
  • Safe & Secure: Heavy-duty trailers, lockable canopies, and robust construction provide safe transport and equipment security.
  • Flexible Power Range: Available in a wide range of sizes for everything from small site equipment through to major industrial projects.

We Size the Generator for You

Whether you need power for a construction site, emergency backup, mining operation, event, council works, telecommunications, agriculture, or infrastructure project, Macfarlane Generators will recommend the right solution the first time.

Need help choosing the right trailer-mounted generator? Contact Macfarlane Generators today for expert advice and a power solution that's sized specifically for your application.

Australia’s trusted generator supplier

77+ Years Experience

Australia's longest-running generator specialists. We've powered businesses and homes since 1949.

Australian Owned

100% Australian owned and operated. Your purchase supports local workers and the national economy.

Ready-to-Use Delivery

Every generator is pre-tested and set up so you can start using it the moment it arrives.

Trusted by Thousands

Join thousands of satisfied customers across Australia who rely on our generators daily.

How to find what power generator you need

The Macfarlane Generators Power Calculator helps you estimate the generator size required for your application by calculating power demand, motor starting loads, and electrical conversions such as kVA, kW, amps, and horsepower. Designed for homeowners, tradies, and industrial operators, it provides practical tools and power consumption guides to help you select the right generator with confidence. Whether you're planning backup power, construction site equipment, or large-scale operations, the calculator simplifies generator sizing and power planning.

Power Calculator Questions? Call us on 1300 622 436