Harness Master Wiring Systems

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Harness Master Wiring Systems Welcome to Harness Master Wiring Systems' Official page! We also have branch offices in New South Wales and Queensland.

Here you can connect with our team of experts, keep up to date with the latest company information, and be the first to be informed of new products. Harness Master Wiring Systems (HMWS) was established in 2006 to service a niche market for electrical wiring harnesses, installation kits and lighting bars for mining, automotive, and transport applications. At Harness Master Wiring Systems we offer design and development, manufacturing and, if required, installation services for all electrical wiring systems on light and heavy vehicles. We also supply all accessories including switches, lights, and beacons as well as jump start receptacles and e-stops. Harness Master Wiring Systems is a wholly owned West Australian company and our Australian plant and head office is based in Perth with sales, design, manufacturing and installation capabilities thus giving a strong local support presence for our clients. Harness Master Wiring Systems own plants in Australia and the Philippines, staffed by skilled engineers with many years of industry experience. Our local and global presence allows us to be responsive and understand your needs while remaining competitive. Instant engineering and prototyping is one of our specialities, and we can have you project ready in record time. We are happy to do large or small production runs, and to supply standardised or custom solutions as needed. While we started out making wiring harnesses, we also produce brackets, enclosures, lighting solutions and complete kits and we can produce and supply all engineering and schematic drawings when required. We are currently the specified supplier to Rio Tinto for all their on-site light and heavy vehicles. We also supply our products in quantity to BHP and Westrac.

Custom wiring harness manufacturing demands precise engineering, technical expertise, and rigorous quality control throu...
16/10/2026

Custom wiring harness manufacturing demands precise engineering, technical expertise, and rigorous quality control throughout the production process.

Each stage plays a critical role in ensuring the finished product meets the needs of its application and performs reliably in its operating environment.

Our latest blog examines HMWS’s approach to custom harness development, the value of early design validation, and the key considerations for businesses selecting a manufacturing partner to support their operational requirements.

Read more below.

A custom harness starts with the application, not a part number. See how HMWS takes it from brief through design, prototyping, and compliance to full production.

At HMWS, quality, precision, and reliability are built into every stage of our manufacturing process, with careful atten...
13/10/2026

At HMWS, quality, precision, and reliability are built into every stage of our manufacturing process, with careful attention to detail and robust quality controls ensuring our products and solutions meet the required specifications and standards.

Designed for demanding environments, our products are built to deliver reliable performance when it matters most.

This year, we proudly celebrate 20 years of HMWS.To mark this milestone, we’ve introduced a 20th anniversary logo, repre...
09/10/2026

This year, we proudly celebrate 20 years of HMWS.

To mark this milestone, we’ve introduced a 20th anniversary logo, representing a significant achievement and reflecting how far we’ve come over the past two decades.

We’re proud of the journey that has brought us here and look forward to the opportunities ahead.

Our engineering teams work closely with our customers to understand the challenges they face and develop practical solut...
29/09/2026

Our engineering teams work closely with our customers to understand the challenges they face and develop practical solutions to their targeted issues.

With expertise in 2D and 3D design, 3D scanning, printing, testing, and manufacturing capabilities, HMWS can support projects through design, development, and production.

A collaborative approach, backed by extensive technical capability, helps us deliver better solutions.

Quarry equipment operates in some of the harshest environments, with dust, vibration, moisture, and heavy workloads putt...
22/09/2026

Quarry equipment operates in some of the harshest environments, with dust, vibration, moisture, and heavy workloads putting systems under strain.

HMWS provides custom wiring harnesses, plug-and-play solutions, sealed connectors, and control systems to support maintenance and machinery operations.

Reliable electrical solutions help keep critical quarry equipment operating and reduce unnecessary downtime.

With the HMWS range continuing to expand, our latest catalogue brings new road transport products and solutions together...
18/09/2026

With the HMWS range continuing to expand, our latest catalogue brings new road transport products and solutions together in one streamlined resource.

We explore what’s new, the thinking behind the catalogue, and how improved product details, specifications, and imagery make it easier to find and specify the right product.

Learn more below.

Learn more about the latest HMWS Road Transport catalogue, featuring a growing range of products, clear specifications, and solutions for transport applications.

Built for harsh environments,  the HMWS Panel Mount Receptacle Housing range combines durable construction with simple f...
15/09/2026

Built for harsh environments, the HMWS Panel Mount Receptacle Housing range combines durable construction with simple field installation.

Key features include an anti-vibration securing nut, impact-resistant design, sealing O-rings, and compatibility with common industry connections.

Available in 2 to 6 cavity configurations, the range uses the same mounting hole size and can be installed without tools.

Tested to MIL-STD-202H and SAE J2030, the connectors are built to support reliable performance in demanding environments.

A reliable connection starts with the right process. At HMWS, crimping is designed for strong mechanical and electrical ...
08/09/2026

A reliable connection starts with the right process.

At HMWS, crimping is designed for strong mechanical and electrical connections, with assemblies undergoing pull and crimp testing to verify their performance against strict industry specifications.

Combined with effective strain relief and quality cable management, these processes help protect wiring assemblies in demanding environments and support long-term reliability.

The 2026 HMWS Road Transport Catalogue has landed. Discover the latest innovative HMWS products and solutions available ...
02/09/2026

The 2026 HMWS Road Transport Catalogue has landed.

Discover the latest innovative HMWS products and solutions available in our latest catalogue. Giving partners, design engineers, and customers the tools to specify and integrate components into their designs.

Explore our 2026 catalogue and HMWS road transport offerings through the link in our comments.

At HMWS, we support Australia's transition to renewable energy by designing and manufacturing reliable electrical system...
25/08/2026

At HMWS, we support Australia's transition to renewable energy by designing and manufacturing reliable electrical systems that underpin critical renewable energy infrastructure.

Designed for some of the toughest environments, our heavy-duty electrical solutions are designed for reliable performance where it matters most.

Including our plug-and-play functionality, integrated safety features and durable connectors, we help make installation easier and operations more efficient.

We are proud to be working towards a cleaner and more sustainable future.

Address

Unit 1/17 Bessemer Road
Forrestdale, WA
6155

Opening Hours

Monday 8am - 4:30pm
Tuesday 8am - 4:30pm
Wednesday 8am - 4:30pm
Thursday 8am - 4:30pm
Friday 8am - 4:30pm

Telephone

+61894197318

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