More Than Just a Fix – Your Long-Term Field Service Partner in WA

When something breaks down onsite, you don’t just need a quick repair — you need field service experts who understand your operation, can prevent future failures, and deliver solutions that last. That’s exactly what we offer at WILLPOWER Group.

With decades of hands-on experience across power station operations, mechanical troubleshooting, engine overhauls, electrical systems, and gas fitting, our technicians bring more than just tools to the job — they bring the expertise to improve performance, reduce downtime, and keep your site running safely and efficiently.

From remote mine sites to regional town power systems, we provide end-to-end onsite services backed by certified qualifications, OEM training, and a strong commitment to reliable solutions for uninterrupted power.

Setting the Standard for Electrical, Mechanical & Gas Fitting in WA

WILLPOWER Group is a fully certified electrical (EC15910), mechanical, and gas fitting (GF21484) company specialising in rotating equipment. With over 30 years of combined OEM experience, we’ve built a reputation across WA for delivering quality, reliable, and responsive onsite field services in some of the state’s most challenging conditions.

Our work covers everything from engines and alternators to control systems and generator set maintenance, always backed by professionalism, safety, and integrity.

Electrical Services You Can Count On

Our qualified electricians (EC15910) go beyond temporary fixes — we investigate the root cause of problems and provide compliant, high-performance upgrades that improve reliability long term.

Breakdowns & Emergency Repairs

Rapid deployment to ensure minimal downtime for you and your equipment.

Upgrades & Retrofits

Modernising outdated control systems and power circuits to meet current standards

Load Studies

With our Fluke 1738 Three-Phase Power Quality Logger, we can visit the site and perform a comprehensive data analysis of your site's load, assisting with the rectification of circuits and the correct sizing of your power generation needs.

Controller Upgrades

Installation and precision upgrades for:

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

Alternator Testing (LV/MV/HV)

• Insulation resistance testing
• Very Low Frequency (VLF) testing
• Low Ohm testing
• Vibration analysis and more

Commissioning & Installations

• Expertise in installing and maintaining generators of various sizes and capacities.
• Complete setup for stand-alone units, temporary power stations, and remote power stations.

Mains Failure Testing

Simulated real-world failure conditions with full performance assessments.

Health Checks & Servicing

Preventive maintenance, inspections, load bank testing, and timely repairs for long-term performance.

Mechanical Expertise You Can Rely On

When it comes to engines, pumps, gearboxes, and rotating equipment, our mechanical team delivers precision work with OEM-level knowledge.

Rapid Response to Breakdowns

• Fast, safe repairs without cutting corners.

Minor & Major Overhauls

• Minor Overhauls: Top-end overhauls, midlife work, and component replacement.
• Major Overhauls: In-chassis repairs, out-of-chassis repairs, complete rebuilds.

Fuel System Solutions

• Leak-free installations and overhauls, including remote tank setups.

Fluid Management

• Engine performance optimisation through advanced monitoring and fluid quality control.

Professional Gas Fitting Work

Our licensed gas fitters (GF21484) are trained for specialist gas systems found in power generation and industrial settings.

Type B Gas Appliance Services

• Installation, commissioning, maintenance, and rectification to OEM specifications

Health & Compliance Checks

• Comprehensive safety inspections and compliance testing

Gas Emissions Testing & Engine Tuning

• OEM-standard emissions testing and performance tuning for efficient operation

Generator Set Maintenance Programs

We offer tiered generator maintenance plans tailored to your site’s needs:

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

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 recording
• Engine protection testing
• Battery testing
• Clean equipment

Additional Maintenance Services

• Load test
• Gas train inspections
• Electrical repairs and upgrades
• Mechanical repairs and upgrades

Additional Capabilities That Set Us Apart

Spare Parts Supply

Stock of used/remanufactured engines, alternators, chargers, trailers, and critical spares

Remote Monitoring & Control

Real-time system data and predictive alerts for proactive maintenance

Emergency Power Solutions

Custom temporary power setups for outages, mining operations, and critical facilities

Labour Hire & OEM Support

Skilled, OEM-trained technicians available for site-based contracts

Onsite Training

Crew training on equipment operation, software, and compliance best practices

PowerStation Operations

24/7 operations and maintenance for power stations and generator farms

Products in Stock

We have engines, alternators, speed control units, battery chargers, and more available:

KTTA19 Engine (Used)

*KTTA19 Suit rebuild ESN available on request. 

ISX15 Gen2 "Signature" (Used)

*ISX15 Gen2 "Signature" Suit rebuild ESN available on request.

M11 Engine (Used)

*M11 engine suit rebuild ESN available on request.

6BTA Engine (Used)

*Multiple engines are available; ESN is available upon request.

Holset HE221W

*Holset HE221W - Brand New In Box!

Holset HX35W (Used)

*Remanufactured Holset HX35W rebuilt with genuine parts; Balanced and Tested.

Holset HX50W (Used)

*Remanufactured Holset HX50W rebuilt with genuine parts; Balanced and Tested.

Gear Cover Plate K19 / QSK19

*Gear Cover Plate K19 - Brand New In Box!

Air Crossover QSK78

*New! Cummins Air Crossover QSK78 (Not In Box)

Air Crossover QSK60

*New! Cummins Air Crossover QSK60 (Not In Box)

Cummins Battery Charger

New! Cummins Battery Charger (Not In Box)

Specifications:

• 12 Volt
• 6 Amp

S6700H Speed Control Unit

An all-electronic device designed to control engine speed with a fast and precise response to momentary load changes. Based on a closed-loop control, the basic characteristics of this unit are to reach the rated speed and output power stably, as well as to reduce smoke emission through the adjustment of firing fuel and speed fluctuations.

Power Command Control 1302

New! Power Command Control 1302 (Not In Box)

Power Command Control HMI220

*Power Command Control HMI220 (Used, Not In Box)

Stamford UCI274 Alternator (Used)

*Remanufactured Stamford UCI274 Alternator

Shermac MTS1500 Trailer

WILLPOWER Group has 2 Shermac MTS1500 trailers ready and available for servicing.

Capacities:

• Clean Oil - 600L
• Clean Water - 200L
• Waste Oil / Water - 800L
• 1600 PSI Pressure Washer
• WD20 /120 Air Compressor

Load Bank

WILLPOWER Group Resistive Load Bank - Hire Available (Engine/Generator Performance and Health Evaluation)

Specifications:

• Capacity - 400 kW @ 400V, 50Hz | 430kW @ 480V, 60Hz
• Voltages Available - Most standard global voltages are available on request. Please note that capacity will vary depending on Voltage.
• Frequency - 50 Hz, 60 Hz
• Control - Sigma 2 Control
• Hot Air Discharge - Vertical

Fluke 1738 Three-Phase Power Quality Loggers

WILLPOWER Group can perform load studies and power quality studies using the new Fluke 1738 Three-Phase Power Quality Loggers. These versatile, three-phase Fluke Connect-compatible power loggers are designed for conducting energy, load, and power quality studies.

• Key measurements: Automatically capture and log voltage, current, power, harmonics and associated power quality values, and capture dips, swells, and inrush currents with event waveform snapshots and high-resolution RMS profiles
• Convenient instrument powering: Power the instrument directly from the measured circuit
• Energy Analyse Plus application software: Download and analyse every detail of energy consumption and power quality state of health with our automated reporting, and use the integrated power quality health summary to get an at-a-glance understanding of system health

Why Choose WILLPOWER Group Kimberley?

• OEM-Trained Technicians: Hands-on experience with all major power, gas, and mechanical systems
• Rapid Breakdown Response: Fast and efficient repairs to get you back online
• End-to-End Service: From emergency call-outs to long-term operations support
• Safety First: Compliance with the strictest safety and industry standards
• Customised Solutions: Services tailored to your specific site requirements
• Local WA Knowledge: We understand the unique demands of operating in regional and remote areas

Let’s Power Your Success!

At WILLPOWER Group, we’re more than your ordinary field technicians — we’re your trusted field service engineering partner. Whether you need electrical troubleshooting, a full mechanical overhaul, gas system compliance, or generator commissioning, we’ve got the skills, the resources, and the drive to deliver.

With our reliable solutions for uninterrupted power, you can focus on running your operation while we keep your systems in peak condition — 24/7, every day of the year!