18kVA Diesel Generator Hire

Reliable power from a 18kVA generator hire for medium to larger sites, tools and temporary setups, with fast delivery across Sydney, Melbourne, Brisbane and Adelaide. Opt Hire supplies site-ready equipment that is tested, tagged and ready to perform.

Get A Quote

Call 1300 678 447

18kVA Generator Specifications

Power Output	18kVA / ~14.4kW
Fuel Type	Diesel
Brand	Perkins / Cummins / Kubota / Trime (varies)
Phase	Single / 3-phase (model dependent)
Fuel Tank	120L
Runtime	30 hours
Noise Level	61.0dBA
Starting Type	Electric start
Dimensions	1850x744x1207mm
Weight	756kg

Contact our team full datasheets and specific model specifications.

Contact Team

What Does a 18kVA Generator Power?

A 18kVA generator hire solution is ideal for medium to larger-scale applications where power demands exceed smaller setups.

Typical uses include:

Medium construction sites powering multiple tools and equipment
Compressors, mixers and continuous-use machinery
Welding equipment and higher-load electrical tools
Site offices, sheds and welfare units with additional appliances
Events requiring lighting rigs, staging and sound systems

This size provides additional capacity over a 15kVA generator, making it suitable for sites running multiple loads simultaneously.

For larger requirements, see 30kVA diesel generator hire

For smaller jobs, see 15kVA diesel generator hire

Why Choose a 18kVA Diesel Generator

A diesel 18kVA generator hire is built for reliable, long-running performance where consistent power is critical. Diesel generators at this size are commonly chosen because they offer:

Fuel-efficient operation for extended runtimes
Increased capacity for multiple tools and site equipment
Stable and consistent output across varying loads
Durable performance in construction and industrial environments
Reliable power supply for off-grid and remote applications

Diesel remains the preferred fuel type for mid-range generators where uptime and efficiency are essential.

Explore Diesel Generators

How Hiring a 18kVA Generator Works

Hiring a 18kVA generator from Opt Hire is straightforward:

What's Included

Generator supplied ready for operation
Fuel level checked prior to delivery
Optional leads and distribution boards
Ongoing support and swap-out options if required

1. Enquire

Tell us what you need to power and your site requirements.

2. Confirm

We recommend the right 18kVA generator hire setup including accessories if required.

3. Delivered

Your generator arrives tested, tagged and ready for operation.

Areas We Serve

Generator Hire Across

NSW VIC SA QLD

We provide 18kVA generator hire Sydney, Melbourne, Brisbane and Adelaide, with delivery available across metro and regional locations.

We support projects across key commercial and industrial hubs including Parramatta, Blacktown, Wetherill Park and Alexandria, with delivery available across broader New South Wales.

We service metro and major project zones such as Thomastown, Epping, Tullamarine and Dandenong, with coverage extending across Victoria.

We supply power solutions to high-demand areas including Eagle Farm, Logan, Ipswich and Northgate, along with regional Queensland locations.

We cover industrial and project-focused areas such as Wingfield, Regency Park, Lonsdale and Gepps Cross, with service available across South Australia.

Get A Quote

Call 1300 678 447

Testimonials

OPT HIRE has been an invaluable partner to our project at Sunbury Road, Victoria. Their sustainable portable building solutions not only met our specific needs but also aligned perfectly with our commitment to reducing our carbon footprint.

Daniel, Construction Manager

I sincerely commend OPT HIRE for their outstanding support throughout the Lathams Road Project. The team’s commitment to supporting the project was invaluable. Their sustainable asset offering of hybrid power and lighting solutions not only aligned with our environmental goals but also significantly reduced our carbon footprint.

Ben, Project Director

Projects We've Powered

Keeping a Close Eye on Queensland Construction Sites

Opt Hire has supported a number of clients in Queensland with innovative site security solutions using sustainable CCTV technology to minimise theft and reduce operational downtime.

Revolutionising Power Solutions: The Instagrid Advantage

Unsure of the benefits associated with using Instagrid’s lithium-ion batteries as opposed to traditional diesel generators to power equipment on construction or industrial worksites? Here’s two real-world examples illustrating the advantages.

Winslow Reaps the Rewards of Battery-Powered Compaction

Since 1985, Winslow Infrastructure, a subsidiary of Winslow Group, has been responsible for the ongoing management of drainage works at the RBR Project in Truganina.

Lighting the Way for Maca Civil Staff

A competitive Tier 2 company working on the North East Link Project, MACA Civil is well-known throughout the civil infrastructure sector for partnering with Tier 1 companies on large-scale projects valued over $100M.

ALL CASE STUDIES

Generator Faq's

What does a 18kVA generator power?

A 18kVA generator can power multiple tools, compressors, site offices, lighting setups and medium-sized project sites.

How long will a 18kVA diesel generator run on a full tank?

Runtime depends on load and tank size, though diesel generators are designed for efficient, extended operation.

How much does it cost to hire a 18kVA generator?

The 18kVA generator hire cost varies based on hire duration, delivery and accessories required. Contact Opt Hire for a tailored quote.

Is a 18kVA generator single or 3-phase?

Most 18kVA diesel generators are available in both single and 3-phase configurations depending on the model.

Can I hire a 18kVA generator long-term?

Yes, you can hire a 18kVA generator for both short-term and long-term project requirements.

Get Reliable 18kVa Power on site

Need a dependable 18kVA diesel generator?

Talk to Opt Hire for practical advice, fast quotes and site-ready delivery.

Get a Quote for 18kVA Generator Hire here:
Click Here

Call 1300 678 447 to Speak with Our Team

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