Solar Battery Storage

Sungrow Battery - Solar Battery Repairs and Maintenance
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Solar Battery Storage for Homes in Emu Plains, Penrith & the Blue Mountains

If your home already has solar panels, adding a solar battery storage system is the smartest way to get more value from the energy you generate every day.

Across Penrith, Emu Plains, and the Blue Mountains, many households produce more solar power than they can use during daylight hours. Without a battery, that excess electricity is exported to the grid for minimal feed-in returns. A home solar battery lets you store that energy and use it when it matters most — at night, during peak pricing, or when the grid goes down.

  • Use Your Own Solar Power — Not the Grid: A solar battery allows you to store surplus solar energy generated during the day and use it in the evening or early morning.

  • Reduce Electricity Bills in High-Usage Homes: Homes in Penrith and Emu Plains often face higher cooling and appliance loads, while Blue Mountains homes may rely more on heating.

  • Protection During Blackouts: Power outages are not uncommon across the Blue Mountains and outer-western Sydney. With a properly configured solar battery backup system, essential circuits such as lighting, refrigeration, Wi-Fi, and medical devices can stay running even when the grid fails.
  • Beat Peak Electricity Pricing: Electricity rates are highest in the evening — exactly when solar panels stop producing. A battery lets you avoid peak tariffs by drawing on stored solar energy instead, keeping household energy costs predictable and under control.
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How Solar Battery Storage Works

A solar battery storage system stores excess energy from your solar panels during the day so you can use it at night, during peak pricing, or in a blackout. Systems from Sungrow, Tesla, BYD, and SolarEdge are designed to maximise this stored energy efficiently.

  • Daytime: Your solar panels often generate more electricity than your home uses. Instead of exporting it to the grid for low feed-in rates, your solar battery stores the surplus power for later use.
  • Evening & Night: When solar production drops, your home draws power from the battery, reducing reliance on grid electricity and lowering evening energy costs.
  • Peak Times: Electricity prices typically rise during high-demand periods. A solar battery lets you use stored solar energy instead of paying peak tariffs.
  • Blackouts: With a solar battery backup system, essential appliances like lights, fridges, and Wi-Fi can stay running when the grid goes down.
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E-Smart Solar in Lithgow
home with power in blackout in penrith

Power Through Blackouts with a Solar Battery Backup System

Power outages can happen without warning, but a solar battery backup gives you control. By storing energy in advance, your home can stay running even when the grid goes offline.

  • Protect your food – Keep refrigerators and freezers operating during outages so food doesn’t go to waste.
  • Stay online – Maintain power to WiFi, phones, and essential devices so you can stay connected or keep working.
  • Stay comfortable – Run heating, cooling, or fans while neighbouring homes sit in the dark.
  • Protect your property – Keep lights, security systems, cameras, and automated gates functioning for added safety and peace of mind.
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Which Solar Battery Is the Best Fit for Your Home?

Not all solar batteries perform the same. With Western Sydney heat and the cooler conditions of the Blue Mountains, you need a solar battery storage system that delivers reliable performance year-round.

At E-Smart Solar, we install proven battery brands designed for Australian conditions, including:

  1. Tesla Powerwall – A premium, high-capacity home battery with smart energy management and seamless backup power during outages.
  2. BYD Batteries – A flexible and expandable solar battery solution ideal for households planning future energy needs.
  3. Sungrow Batteries – A durable and cost-effective battery option designed to reduce grid reliance and maximise solar self-consumption.
  4. SolarEdge Batteries – An integrated battery system that pairs efficiently with SolarEdge inverters, offering smart monitoring and dependable backup capability.

Not sure which solar battery suits your home? We assess your energy usage and recommend the best solution to help you store excess solar power and lower your electricity bills.

We service Penrith, Emu Plains, and the Blue Mountains and the surrounds.

OUR PRODUCTS
Solar System and Battery Upgrade
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dean with customer

The Federal Battery Rebate – What You Need to Know

If you live in Penrith, Emu Plains, or nearby, the Federal Battery Rebate is now live, making solar battery storage more affordable right now — but it won’t stay at this level for long.

The rebate reduces from 1 May, meaning households that act sooner can access a higher incentive than those who wait. If you already have solar panels, or you’re planning a solar and battery installation, this is a key window to lock in stronger support.

What the Federal Battery Rebate Means for You

The rebate is designed to accelerate battery uptake across Australia, helping homeowners:

  • Store excess solar energy for night-time use

  • Reduce reliance on the grid

  • Improve protection against outages and peak pricing

  • Get more value from their existing solar system

Both grid-connected and off-grid battery systems are eligible, provided they meet Australian standards and are installed by an approved installer.

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Our Solar Packages

Not sure where to start? We’ve made it easy with our popular solar system sizes

Standard

6.6 kW

Solar system
Jinko and Sungrow Penrith Solar
Suited for

Small to Medium Family

Jinko Panels - 25 Year Warranty

Sungrow 5kW Inverter - 10 Year Warranty

FROM

$35

per week!*
Get started

Medium

13.2 kW

Solar system
Jinko and Sungrow Penrith Solar
Suited for

Large Family

Jinko Panels - 25 Year Warranty

Sungrow 10kW Inverter - 10 Year Warranty

Option to upgrade to Austrian Fronius Inverter

FROM

$55

per week!*
Get started

Premium

13.2 kW

Solar & Battery system
Jinko and Tesla Powerwall 3 Penrith Solar
Suited for

Large Family

Jinko Panels - 25 Year Warranty

Tesla Powerwall 3 - 10 Year Warranty

Black-Out Protection

FROM

$95

per week!*
Get started

*7 year finance terms & conditions apply.  Easy Payment Plans – Own Your Power, Not Just Rent It!

Already Have Solar? Let's Upgrade It!

System Upgrades

  • Replace outdated panels with more efficient models

  • Upgrade old inverters to modern, high-performance smart inverters

  • Increase system size to support EVs, pools, air-conditioning, or all-electric homes

Add Battery Storage

Store excess solar, reduce night-time grid usage, and keep your home powered during blackouts. We install leading battery brands and tailor the size to your home.

Solar Maintenance & Repairs

We can inspect, test, and repair:

  • Faulty inverters

  • Damaged panels

  • Storm-related issues

  • Old wiring or isolators

  • Systems installed by other companies

If you’re renovating or extending, we can also relocate panels or redesign your system to match your new layout.