Katrina Hasdell

Katrina Hasdell is an Energy Content Producer at Canstar Blue, where she covers Australia’s retail energy market. Having written more than 100 energy-related articles for Canstar Blue, Katrina is dedicated to providing consumers with easy-to-read information on their energy options so they can get better deals on electricity, solar power and more. She previously wrote content for Australia’s leading home services company, Pulse Home Services, while completing her BA in professional writing and publishing at Curtin University. You can follow Katrina on LinkedIn.


Solar Panels

What is the sun tax in Australia?

Posted by February 25th 2025

Key points: The sun tax is a two-way rooftop solar tariff taxing Aussies for exporting solar energy to the grid when it is overloaded, encouraging self-consumption first before exporting it for a bill credit. The …


What is an electricity demand tariff

Electricity demand tariffs explained

Posted by December 11th 2024

What is a demand tariff? Canstar Blue explains how demand tariffs work and what you need to know to avoid the biggest bill shock of your life.


Solar panel cost

How much does solar panel installation cost?

Posted by February 25th 2025

Rooftop solar can be a great investment, but how much does it cost to install? Canstar Blue has produced a price guide to indicate what you might expect.


AGL electricity bill

What is the average AGL electricity bill?

Posted by December 6th 2024

In this Canstar Blue article, we break down average bill costs from Australia’s oldest power company – AGL Energy. AGL is one of the country’s largest retailers, servicing more than 4.5 million homes and businesses all …


two men on a roof with solar panels

Guide to solar panel warranty in Australia

Posted by December 3rd 2024

This Canstar Blue guide discusses solar panel warranty in Australia, including how long it applies for and what is covered. If you’ve got solar panels, or are looking to get solar installed, it’s important to know …


shaking hands with solar panels in the background

What is a solar Power Purchase Agreement (PPA)?

Posted by November 26th 2024

A solar Power Purchase Agreement (PPA) can be a great way to access solar energy without having to pay to install a system on your roof. In this article, Canstar Blue explains what a solar …


What is a solar hybrid inverter?

Posted by November 25th 2024

Ever wondered what a solar hybrid inverter is and how it differs from a regular inverter? This Canstar Blue guide answers these questions and more. The world of solar energy can be confusing. From panels to …


man with solar panels

What size solar battery do I need?

Posted by November 25th 2024

A solar battery is a significant investment, so ensuring you get the right one for your needs is crucial. This Canstar Blue guide covers what you need to consider before purchasing a solar battery and …


Hot energy deals

Hot energy deals for summer!

Posted by November 25th 2024

With Christmas and 2025 just around the corner, you may be looking for ways to save some money. We’ve compiled six current energy deals available across Australia.  If you’re willing to switch energy providers, you could …


Alinta vs Kleenheat natural gas

AGL vs Kleenheat: Natural Gas Cost Comparison

Posted by April 10th 2025

Natural gas competition is on fire in Western Australia, as a handful of suppliers battle to be the cheapest with some huge discounts frequently on offer. In fact, WA is known for having some of …