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Onsite Gas Fitting, Electrical & Mechanical Work — How These Field Technicians Offer More Than Just a Fix

 

Onsite Gas Fitting, Electrical & Mechanical Work — How These Field Technicians Offer More Than Just a Fix

Reliable Solutions for Uninterrupted Power

When something goes wrong on-site, you don’t just want field technicians who can fix the immediate issue. You want a partner who knows your systems inside out and offers real, long-term solutions. That’s where we come in. At WILLPOWER Group, we bring more than just tools—we bring decades of hands-on experience, certified expertise, and a drive to improve the way your site operates.

From power generation and gas fitting to electrical troubleshooting and mechanical repairs, our team is built to handle complex challenges. 

Let us walk you through how our onsite services go far beyond a quick fix.


Setting the Standard for All Your Electrical, Mechanical and Gas Fitting Repairs

WILLPOWER Group is an electrical (EC15910), mechanical, and gas fitting (GF21484) company specialising in rotating equipment. With over 30 years of combined OEM experience, our technicians are trained to the highest standards. We've built a solid reputation across Western Australia for delivering quality, reliable and responsive field services in some of the most demanding conditions.

Our motto, “Reliable solutions for uninterrupted power” encapsulates our commitment to providing reliable and dependable services that our clients can trust. We strive to exceed expectations and build long- term partnerships based on trust and customer satisfaction.

Whether it's engines, alternators, control systems, or end-to-end generator set maintenance, we back our work with professionalism and integrity.

Our Clients & Customers


Electrical Services You Can Count On

Our certified electricians don’t just patch faults—they investigate root causes and implement compliant, high-performing upgrades that improve system reliability.

Breakdowns & Emergency Repairs

  • Rapid deployment of suitably qualified electricians (EC15910), ensuring minimal downtime for you and your equipment
  • Upgrades and retrofits to enhance efficiency, reliability, and compliance with industry standards

Upgrades & Retrofits

From outdated control systems to inefficient power circuits, we upgrade your systems to meet modern compliance and performance standards.

Load Studies

Using Fluke 1738 Three-Phase Power Quality Loggers, we provide detailed data analysis of your site’s energy use, allowing for smart decisions on circuit rectification and power sizing.

Controller Upgrades

We can install or upgrade your controllers with precision, including:

  • Power Command Control
  • ComAp
  • Deep Sea Electronics
  • DEIF
  • Woodward

Alternator Testing (LV/MV/HV)

We ensure performance and safety from end to end, and provide the following:

  • Insulation Resistance Testing
  • Very Low Frequency (VLF) Testing
  • Low Ohm Testing
  • Vibration Analysis
  • And more!

Commissioning & Installations

We offer complete setup and commissioning for generator systems of various sizes and capacities—including:

  • Stand-alone units
  • Temporary power stations
  • Remote power stations

Mains Failure Testing

We simulate real-world conditions to assess the performance and reliability of your power systems.

  • Comprehensive testing and reporting services
  • Building load or loadbank testing

Health Checks & Servicing

Our inspections go beyond ticking boxes—we check all components and run load bank tests to ensure optimal performance and longevity of your power systems.

  • Thorough inspections
  • Preventive maintenance
  • Timely repairs 

Mechanical Expertise You Can Rely On

When it comes to engines, pumps, gearboxes, and rotating equipment, our mechanics are second to none.

Rapid Response to Breakdowns

We deploy fast and fix quickly—without compromising on safety or compliance. Upgrades and retrofits to enhance efficiency, reliability, and compliance with industry standards

Minor & Major Overhauls

From top-end tune-ups to full rebuilds, our team can handle everything.

Minor Overhauls

  • Top-end overhauls
  • Midlife engine work
  • Component replacement

Major Overhauls

  • In chassis repairs
  • Out of chassis repairs
  • End-of-life rebuilds
  • Complete rebuilds

Fuel System Solutions

Whether it's overhauling your fuel lines or installing remote tanks, we ensure efficient and leak-free systems.

Fluid Management

Optimise engine performance with our advanced monitoring, fluid testing, and fluid quality control processes.


Professional Gas Fitting Work

Gas systems need extra attention—and our licensed gas fitters (GF21484) are more than up for the task.

Type B Gas Appliance Services

Installation, commissioning, maintenance, and rectification—all done to code and OEM spec.

Health & Compliance Checks

We conduct detailed compliance testing and system assessments to make sure everything is running as it should.

Gas Emissions Testing & Engine Tuning

Keep your emissions clean and your engines efficient with OEM-standard gas engine tuning and emissions testing.


Generator Set Maintenance Programs

We offer tiered generator maintenance plans tailored to your equipment and usage.

Minor A Service

Routine checks covering:

  • Oil level
  • Leaks
  • Coolant level
  • Radiator
  • Fan
  • Hoses
  • Belts
  • Pulleys
  • Block heater
  • Fuel level
  • Tank breather
  • Rust
  • Air restriction
  • Rain cap
  • Alternator connections
  • Airflow
  • Control operation
  • Display
  • Wiring condition
  • Charging alternator voltage

Major B Service

Includes everything in A Service plus:

  • Change filter/s
  • Change oil
  • Check the coolant additive
  • Flush cooling system
  • Drain fuel sediment
  • Blow out the alternator
  • Oil sample
  • Coolant sample
  • Fuel sample

A & B Combined Service

  • Engine & controller downloads
  • Insulation resistance test
  • Running checks and record
  • Engine protection testing
  • Battery testing
  • Clean equipment

Additional Maintenance Services

  • Load bank testing
  • Gas train inspections
  • Electrical repairs and upgrades
  • Mechanical repairs and upgrades

Additional Capabilities That Set Us Apart

Spare Parts Supply

Need parts in a pinch? We stock and supply:

  • Used/remanufactured engines
  • Alternators
  • Battery chargers
  • Service trailers
  • Critical spares

Remote Monitoring & Control

Our remote systems provide real-time data and predictive alerts so you can stay ahead of breakdowns.

  • Advanced remote monitoring systems
  • Proactive alerts and predictive maintenance 

Emergency Power Solutions

Custom temporary power plans for:

  • Outages
  • Mining operations
  • Critical facilities

You can trust our rapid response and deployment of temporary power solutions during outages or emergencies.

Labour Hire & OEM Support

Our technicians are OEM-trained and available for site-based support when and where you need it.

Onsite Training

We offer tailored training for your crew on equipment, software, and compliance best practices.

Power Station Operations

Need long-term site coverage? We offer 24/7 operations and maintenance for power stations and generator farms.


Products in Stock

We keep a strong catalogue of rotating equipment products and components, including:

  • KTTA19 Engine (Used)
  • ISX15 Gen2 "Signature" (Used)
  • M11 Engine (Used)
  • 6BTA Engine (Used)
  • Holset HE221W
  • Holset HX35W (Used)
  • Holset HX50W (Used)
  • Gear Cover Plate K19 / QSK19
  • Air Crossover QSK78
  • Air Crossover QSK60
  • Cummins Battery Charger
  • S6700H Speed Control Unit
  • Power Command Control 1302
  • Power Command Control HMI220
  • Stamford UCI274 Alternator (Used)
  • Shermac MTS1500 Trailer
  • Load Bank
  • Fluke 1738 Three-Phase Power Quality Loggers

What Makes WILLPOWER Group Different

We know power, gas, and mechanical systems inside out. But what truly sets us apart is our people and our commitment to clients.

OEM-Trained Technicians

Our crew has real-world, hands-on experience with all major systems. They work efficiently, safely, and effectively.

Rapid Breakdown Response

We pride ourselves on speed and quality. Our job isn’t done until your system is safe and back online.

End-to-End Service

From emergency call-outs to planned upgrades and operations, we handle the entire lifecycle of your energy systems.

Safety First

All our services meet the strictest safety standards—and our training never stops.

Customised Solutions

Every site is different. That’s why we tailor our services and product recommendations to suit your specific needs.

WA-Based, Proudly Local

We understand the demands of operating in regional WA. That’s why our services are fast, local and reliable.


Let's Power Your Success!

Whether it’s a gas system compliance check, electrical troubleshooting, a full mechanical overhaul, or a new generator install, WILLPOWER Group has the skills and resources to deliver. Our clients rely on us for more than just a fix—they count on us for long-term reliability and smarter solutions.

Get in touch today and experience the WILLPOWER difference. Let’s keep your operation running at its best—24/7, every day of the year.

Reliable solutions for uninterrupted power.

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WILLPOWER Group
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