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Perth Solar Warehouse is a McKercher Corporation subsidairy providing energy services since 2004.

With 20 years of experience in energy, we know technology

about ECS McKercher

October 2004, McKercher ECS provides electrical & energy services under a sole trading entity by Derek McKercher.

about McKercher Corp

McKercher Corporation Pty Ltd evolves to support the demands of a modern world with key brands in energy & technology.

ABout Perth Solar Warehouse

Perth Solar Warehouse offers the most transparent online solar & battery buying experience for researched shoppers.

About PSW Energy

PSW Energy provides renowned Perth Solar Warehouse satisfaction to broader regions. The next level in energy products for more.

Learn more about the Perth Solar Warehouse storey on Just Another Solar Podcast, Episode 52: Over the Horizon with Derek McKercher ›


Founder, Derek McKercher provides an unrivalled sustainable energy experience with over 26 years as an electrician and 20 years as an energy business owner. With a strong local reputation to uphold, you’re guaranteed a proven experience.

Valued Customer,

Discover a refreshing experience in the world of sustainable energy. Enjoy Perth’s most transparent solar, battery and electric vehicle charging range, backed by knowledgeable people invested in your results.

At Perth Solar Warehouse, you’re more than a number.

I am committed to ensuring an energy product that performs. Customer care should be ongoing and reflective of a “classic service” appeal.

Allow my team the opportunity to exceed your expectations.

Derek McKercher

Derek McKercher


PSW Energy, Perth Solar Warehouse

History builds trust.

Providing dependable energy services since 2004.

McKercher ECS
Derek McKercher establishes business as McKercher ECS (Energy Contracting Services) as a sole proprietor providing electrical & energy services in Perth, Western Australia.
Electrical Australia
McKercher ECS evolves to become a private entity – Electrical Australia Pty Ltd, providing energy services to partners in Northern Territory, New South Wales and Western Australia.
McKercher Corporation
External interest acquires the intellectual property associated with Electrical Australia. Rebranded, McKercher Corporation retains all prior warranty obligations, continuing energy services.
Perth Solar Warehouse
McKercher Corporation creates the Perth Solar Warehouse subsidiary, influencing greater solar energy retail market share through a transparent online platform for the Perth, Western Australia market.
PSW Energy
PSW Energy is formed to build an increased energy transition market share beyond Perth, Western Australia. Perth Solar Warehouse retains the established local presence.
20 Year Milestone
A consistent evolution facilitating energy transition and supporting customers spanning two decades.

Learn more about McKercher Corporation as a sustainable energy transition business. Discover ›

Get to know your


The original 'Perth Solar'

Staff profiles are now located on our expanded site PSW Energy. Put a face to the name of Perth’s most inspired energy transition implementors.

Local staff who understand local needs. 

Frequent questions

20 years. Perth Solar Warehouse is a McKercher Corporation Pty Ltd subsidiary, established in 2004 as a sole trading entity McKercher ECS.

As of 2011, while retaining all prior warranty obligations, an organisational ‘Trust’ structure would define Perth Solar Warehouse as a local retail energy infrastructure arm of the business.

McKercher Corporation Pty Ltd ›

PSW Energy is the evolution of Perth Solar Warehouse for broader customer access.

Perth Solar Warehouse and PSW Energy are registered subsidiaries of McKercher Corporation Pty Ltd. Customers are encouraged to visit both sites when assessing the right energy products for their needs.

Explore PSW Energy ›

Since 2011, a redefined organisational structure was implemented. Perth Solar Warehouse is registered under the Derek McKercher Family Trust ABN: 55 332 185 818.

McKercher Corporation Pty Ltd is the trustee of the Derek McKercher Family Trust ACN: 164 130 581

PSW Energy and Perth Solar Warehouse operate from the same premises:

Unit 3, 90 Discovery Dve, BIBRA LAKE, Western Australia, 6163 (Entrance via Efficiency Way).

Contact Perth Solar Warehouse ›

Over 30 inspired energy enthusiasts work at Pert Solar Warehouse to ensure your ultimate satisfaction. Less focused on short-term volume, long-term sustainable growth is our objective.

Consider Perth Solar Warehouse your local Goldilocks business. A size big enough for your buying assurance while remaining manageable to ensure you’re valued. We’re just right for you.

Perth Solar Warehouse is a licenced and insured electrical contracting business in Western Australia under McKercher Corporation Pty Ltd – EC010771.

Perth Solar Warehouse provides peace of mind warranty assurance with both industry and manufacturer recognition:

  • NETCC Approved Seller
  • CEC Accredited Installer employer
  • CEC Accredited Designer employer
  • Tesla Premium Certified Partner 2024
  • SMA PowerUp Partner
  • Fronius Solutions Partner
  • REC Certified Solar Professional
  • Jinko Preferred Installer

Beyond industry qualifications, manufacturers trust Perth Solar Warehouse as a preferred retailer for the correct implementation of their products.

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What's your cost? It's free to ask

Hassle-free workplace electric vehicle charging. Save up to 50%.

What's your cost? It's free to ask

Your quote for a hassle-free commercial solar system begins here.

What's your cost? It's free to ask

Your quote for hassle-free, affordable EV charger installations begins here.

Your interest-free solar price in a few questions.

Important: This form takes approximately 15 seconds to process thoroughly. Perth Solar Warehouse supplies turnkey products in Western Australia (Perth & Bunbury region).