Solar & Battery News & Guides

Positive Energy uses accredited electrical contractors to install every system. Here is how we choose them, the standard we sign off to, and who looks after you afterwards.

Heat pump hot water systems are the most efficient way to heat water in a home. The way they work is not obvious, and the name does not help. A heat pump does

A heat pump hot water system is efficient and quiet. Like any equipment that moves air, where you install it makes a difference. It affects how well it runs

Many households worry about solar if they are out all day. Whether at work nine to five or on shift, they wonder if solar is worth it. Nobody is home to use

A hot Perth summer day seems ideal for solar. In terms of sunshine, it is close. But here is a surprising twist: very high temperatures actually cut the

Solar is on roofs all over Perth. Most people find how it turns sunlight into home power a mystery until they look into it. The good news is that the basics

The 6.6 kilowatt system has been the default size for Australian homes for years. It is the one most people ask about first. Perth has strong, reliable

Almost any roof in Perth can take solar. The type of roof changes how the panels are mounted. Getting that right keeps a roof watertight and the panels secure

Solar panels produce direct current. An inverter turns that into the alternating current a home uses. How that conversion is arranged is one of the real design

Before going solar, households often ask: what happens when the sun is not shining? The reassuring answer is simple. Solar panels keep working on cloudy and

It is a fair question worth asking plainly. Most people considering a home battery have seen news footage of lithium batteries catching fire. They wonder

Hot water is one of the largest energy costs in a Perth home. It accounts for up to 30 percent of a typical household energy bill. A heat pump is the most

Most solar homes send a good amount of energy back to the grid at midday. They are paid very little for it. At the same time, heating water is one of the

Few things confuse Perth solar owners more than hearing their system will be export limited. It sounds like a penalty. It sounds like the system has been

Panel efficiency is one of the most quoted figures in a solar quote. It is also one of the least understood. A salesperson mentions that a panel is 22%

It is one of the first practical questions a Perth household asks. Usually they stand in the driveway squinting at the roof. The answer is more generous than

A new solar owner often hears one troubling line: the network can remotely switch off their system. This is Emergency Solar Management, usually shortened to

A solar system sits on your roof and quietly saves money. It is unsettling when the numbers look wrong or a red light appears on the inverter. The good news is

Western Australia was one of the first places to install rooftop solar. It is now one of the first places to face what comes next. Systems installed during the

Almost nobody reads the solar warranty. Yet it decides whether a system is a good investment fifteen years from now. Two systems can look identical on a quote.

An electric vehicle is only as convenient and cheap to run as how it is charged. For most Perth households, the smartest place to charge is at home. You can