Worksite Generators

Power your worksite with our comprehensive range of trade and construction generators. Available from 2kVA to 16kVA, our selection includes leading brands such as Crommelins, Cromtech, Gentech, Maxwatt, Makinex and Pramac. Whether you're running power tools, site equipment, or temporary facilities, you'll find a generator built for the job. Designed for reliability, durability, and safety, many models comply with worksite and construction site standards, making them the ideal choice for professional tradespeople and contractors.

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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