Solar batteries are quickly becoming one of the most popular upgrades for Australian homes with rooftop solar. With electricity prices rising and new battery incentives available, many households are asking the same question:
What size solar battery do I actually need?
Choosing the right battery size matters. Too small and it may run out before the night is over. Too large and you might pay for storage capacity you rarely use.
The ideal battery size depends on several factors including your household energy usage, the size of your solar system, and whether you plan to power things like electric vehicles or backup circuits during blackouts.
This guide breaks down the key things that influence battery sizing so homeowners can make a more informed decision.
SunPeople Blogs

What Size Solar Battery Do I Need? A Simple Guide for Australian Homes
Topics: batteries, renewable energy, electric vehicles, Solar Battery Installation, Home Battery Storage, nsw battery rebate, SunPeople, solar batteries, solar quotes
AC vs DC Coupled Batteries Explained Simply
If you’ve started looking into home batteries, you’ve probably seen the terms “AC-coupled” and “DC-coupled” thrown around like everyone should already know what they mean. Totally fair if it sounds like electrical jargon, because it is.
The good news is the concept is simple once you picture how electricity flows through a home. In this guide, we’ll explain AC vs DC coupling in plain English, why it matters for performance and upgrades, and how to choose the right setup depending on whether you already have solar or you’re starting fresh.
Topics: renewable energy, Solar Battery Installation, Home Battery Storage, solar maintenance, SunPeople, solar sustainability, solar batteries
How Popular Is the New Battery Rebate? Inside Australia’s Home Battery Boom
Since the Cheaper Home Batteries Program launched in July 2025, Australia has been in the middle of a full-blown home battery boom. What was expected to be a steady, decade-long rollout has instead turned into one of the fastest-moving energy programs the country has seen.
In this guide, we’ll break down how popular the rebate has been so far, what the numbers actually look like, why the funding may not last to 2030, and what this means if you’re thinking about adding a battery to your solar system.
Topics: solar panels, batteries, renewable energy, rebate, Virtual Power Plant (VPP), Home Battery Storage, solar panel efficiency, solar for homes NSW, how many solar panels, solar energy advice, solar panel guide, solar system sizing
Solar Myths Busted: What You Really Need to Know
Solar energy is reshaping how Australians power their homes, but despite its popularity, a lot of myths still hang around. Some of these misconceptions come from outdated information, others from misunderstanding how solar works. Either way, myths can cause hesitation for homeowners who might otherwise benefit.
Let’s break down some of the most common solar myths, and uncover the facts that really matter when deciding if solar is right for you.
Topics: solar panels, renewable energy, Home Battery Storage, solar panel efficiency, solar myths, solar roi
How Home Solar Batteries Work & Why They’re a Smart Future Step
Thinking about adding a battery to your solar setup? You’re in the right place. This blog gives an easy-to-follow, friendly breakdown of how home solar batteries work, what to look for, and why now’s a great time to buy.
Topics: Virtual Power Plant (VPP), Solar Battery Incentives, Renewable Energy Rebates, Solar Battery Installation, Home Battery Storage, nsw battery rebate, Solar Energy NSW
Unlock Big Savings with the NSW Battery Rebate & VPP Scheme (2025 Guide)
Maximise your solar power, reduce bills, and future-proof your energy needs
If you’re a NSW homeowner looking to add a battery to your solar system, now is the perfect time. Thanks to recent changes from both the NSW Government and the Australian Government, households can now access combined battery rebates worth thousands of dollars. Especially when you connect to a Virtual Power Plant (VPP).
This blog breaks down exactly what these rebates are, how much you can save, and what you need to know before installing a solar battery system in 2025.
Topics: Virtual Power Plant (VPP), Solar Battery Incentives, Renewable Energy Rebates, Solar Battery Installation, Home Battery Storage, nsw battery rebate, Solar Energy NSW