Battery Storage

Battery Storage for Sydney Homes & Businesses

Store more of your solar. Use energy when you need it.

If you have solar but still purchase electricity from the grid at night, battery storage may be worth investigating. A battery can store electricity generated by your solar system for later use, helping suitable properties make greater use of their own generated energy rather than relying entirely on the grid after solar production decreases.

At Oz Home Energy, we do not treat battery storage as a one-size-fits-all product. We take an installer-led approach, assessing your existing solar system, electricity use, property and energy requirements before recommending a practical solution.

If you already have solar, are considering solar and battery together, or want to understand whether a battery makes sense for your property, start with an energy assessment.

Start Your Energy Assessment

Battery Storage Installation

What Does a Home Battery Do?

Solar panels generate electricity when sunlight is available. Your household, however, may continue using electricity after the sun has gone down. This creates a common situation: you generate solar during the day, export some of that electricity and then purchase electricity from the grid at night.

Battery storage provides a way to store electricity for later use.

The right battery system depends on your energy consumption, existing solar system, property and intended use. A larger battery is not automatically a better battery, which is why we focus on assessing your actual requirements.

When Could Battery Storage Make Sense?

You Already Have Solar

If your existing solar system produces more electricity than you use during parts of the day, battery storage may provide an opportunity to store some of that energy for later use.

You Buy Electricity at Night

If your household uses significant electricity after solar generation decreases, battery storage may be worth investigating.

Your Energy Use Has Changed

A growing household, new appliances, working from home or an EV can change your electricity consumption.

You Want to Explore Solar & Battery Together

If you are considering a new solar system, it can make sense to consider your broader energy strategy at the same time.

Our Battery Storage Service

Battery Storage Installation

We assess suitable properties and install battery storage systems based on the project requirements.

Explore Battery Storage Installation

Solar & Battery Upgrades

Already have solar?

We can assess your existing system and explore whether adding storage or making another upgrade is appropriate.

Explore Solar & Battery Upgrades

Why Choose Oz Home Energy for Battery Storage?

Electrical Contractor First

Battery storage is connected to your property's electrical system. Our electrical expertise is central to how we approach battery projects.

Installer-Led Advice

We focus on installation requirements and practical outcomes rather than a sales-only approach.

Your Existing System Matters

If you already have solar, we assess the existing system before recommending an upgrade.

Connected Energy Solutions

Solar, batteries and EV charging can influence one another. We can consider the broader energy picture where relevant.

Practical Recommendations

Battery capacity should relate to your energy requirements rather than simply being as large as possible.

Battery Storage for Sydney Homes

For homeowners, the key question is not simply whether batteries are available. It is whether storage is appropriate for the way your home generates and uses electricity.

If your problem sounds familiar - “I export solar during the day but buy power back at night” -an assessment can help you understand whether battery storage may address part of that pattern.

Start Your Energy Assessment

Battery Storage for Businesses

Businesses may have different electricity consumption patterns from homes. Solar generation, operating hours, equipment and energy demand all influence whether battery storage should be considered.

Oz Home Energy can assess suitable commercial solar and battery projects in Sydney and, where appropriate, across wider NSW.

Start Your Energy Assessment

What We Need to Assess Your Battery Options

A recent electricity bill can provide useful information about your energy consumption.

If you already have solar, information about the existing system can also help.

We can then discuss your property, energy requirements and objectives before determining the appropriate next step.

UPLOAD YOUR ELECTRICITY BILL

Frequently Asked Questions

Do I need solar before installing a battery?

The appropriate setup depends on the property and energy requirements. Battery storage is commonly considered alongside solar, particularly where the aim is to store solar-generated electricity for later use.

Can I add a battery to my existing solar system?

Potentially. Existing solar systems differ in configuration, equipment and electrical requirements. An assessment is needed to determine the appropriate approach.

Will a battery eliminate my electricity bill?

No specific bill outcome should be assumed. Your electricity consumption, solar generation, battery capacity and energy usage all affect the result.

What size battery do I need?

Battery size should be based on your electricity consumption, solar generation and intended use. The biggest available battery is not necessarily the right choice for your property.

Can I use battery storage with an EV?

Potentially. An EV adds another electricity load to the property, so it can be useful to consider solar, battery and EV charging together when planning your energy system.

Pricing & Booking

What size battery do I need?

Battery size should be based on your electricity consumption, solar generation and intended use. The biggest available battery is not necessarily the right choice for your property.