Blog

News & insights.

Local energy intelligence — rebate changes, product deep-dives and what's actually happening on WA's grid.

20 March 2026

Sigenergy Smart Energy Centre launch, Nantong

On 13 March 2026, Sigenergy officially opened the Nantong Smart Energy Centre in Jiangsu Province, China. The event brought together nearly 2,000 guests from over 50 countries: distributors, installation partners, and senior executives across the global energy sector. PSW Energy and Perth Solar Warehouse attended as a Sigenergy-certified installer delegation, representing Western Australia. Contents This …

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17 March 2026

Top 5 solar & battery installer in WA — Solaris Awards 2025

The Solaris Awards, published annually by SolarNerds.com.au, use verified data from the Clean Energy Regulator to rank solar and battery installers across Australia independently. They are not sponsored, applied for, or voted on — they are a straightforward measure of who installed what, and how much. Solaris Awards 2025 • WA Top 5 Solar Installer …

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Six easy ways to identify single phase or 3 phase power

11 March 2026

How to identify a single phase or 3-phase power supply

If you’re researching solar, batteries, EV chargers, or a new air conditioning system, you’ll eventually hit a question that sounds more technical than it really is: “Is my home single-phase or three-phase?” You’re not expected to know the answer. Most homeowners don’t. The good news is that you can usually work it out in a …

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10 March 2026

The five best solar batteries Perth customers can buy in 2026

Three years ago, we published a list of ten batteries. Half of them are discontinued. The market has moved that fast. This is the updated version: five batteries, not ten. Every unit on this list is one we install, service and stand behind across Perth metro from our Bibra Lake and Neerabup locations. We cut …

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4 March 2026

7 Years of Tesla Energy in Perth: What PSW Energy has learned

In 2026, PSW Energy marks seven years of working with Tesla Energy products and a fifth consecutive year as a Tesla Premium Certified Installer, the top 5% of Tesla’s certified installer network in Australia. That’s worth acknowledging. But what’s more useful to share, especially through the Knowledge Base, is what seven years of implementing Tesla …

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25 February 2026

Tier-1 solar panel manufacturer list 2026, plus myths and facts

If you’ve been shopping for solar and someone told you to “just look for Tier-1 panels,” you’ve been given half an answer. The term has a legitimate purpose, but it wasn’t designed for homeowners, and it doesn’t tell you what you actually need to know. This article explains what Tier-1 really means, who it’s for, …

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19 February 2026

New Goodwe three-phase ESA all-in-one battery now CEC approved

The GoodWe Three-Phase ESA All-in-One energy storage system has officially received Clean Energy Council (CEC) approval, clearing the way for Australian homes and businesses to access one of the most versatile battery storage solutions on the market. Stock is expected to arrive from late March to early April 2025, and we’re excited about what this …

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11 February 2026

Expand your Huawei/iStore 5kWh battery while compatible stock remains

This update is specifically for existing iStore and Huawei customers who already have an iStore 5kWh battery system installed (IS-BATT-5000-ES), and are considering adding more storage capacity. iStore is transitioning from the current 5kWh battery (IS-BATT-5000-ES) to a new 7kWh battery model expected to launch around June (pricing to be advised). It’s a positive product …

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City of Perth silhouette at sunrise with sunburst on the horizon for the post Best Solar Deals in Perth WA

9 February 2026

Best solar deals in Perth (WA) to satisfy your budget

You work hard for your money, so don’t waste it on an overhyped and underwhelming solar system. When shopping for solar, it’s important to consider your preferences. Below are some of the best solar deals for customers in Perth, Western Australia, categorised by budget. These options offer superior products that meet your cost expectations and …

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6 February 2026

PSW Energy ranks among WA’s top solar & battery installers (2025)

The latest industry report from SolarNerds.com.au (2025 Awards Edition) indicates that PSW Energy ranks highly in both solar panel and home battery installation capacity in Western Australia. Specifically, the company is the fourth top solar installer in WA for systems up to 100 kW, having installed 6,128 kW of solar capacity across 724 systems. Additionally, …

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4 February 2026

Homeowner edition: New solar and battery connection rules for WA

New rules for rooftop solar and batteries are coming to Western Australia’s South West grid from 1 May 2026, and they will affect how new and upgraded systems connect and export energy. The changes are designed to keep the network stable as solar uptake grows, while making it easier for households to opt into future …

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28 January 2026

Nicole Bilman Appointed CEO of PSW Energy

PSW Energy (including Perth Solar Warehouse) is proud to announce the appointment of Nicole Bilman as Chief Executive Officer (CEO), effective 2 February 2026. This appointment is a major milestone for PSW Energy—and an important moment for the industry. As a woman leading one of Western Australia’s most trusted renewable energy providers, Nicole’s promotion reflects …

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