What is a 10kW Solar Battery?

A 10kW solar battery refers to a solar energy storage system with a capacity of around 10 kilowatt-hours (kWh) or more. It stores excess solar energy generated during the day so that you can use it later — especially at night or during blackouts.

A 10kW solar battery is perfect for:

Medium to large households
Homes with higher electricity consumption
Businesses aiming for energy independence
Properties wanting backup power during outages

How Much Does a 10kW Solar Battery Cost in Australia in 2025?

As of 2025, the price of a 10kW solar battery system in Australia varies based on several factors like brand, battery technology, and installation requirements.

Average 10kW Solar Battery Price Range:

Battery SystemPrice Range (AUD)Battery Only$10,000 — $15,000Battery + Inverter$12,000 — $18,000Fully Installed 10kW Battery System$13,000 — $20,000

Note: Prices may vary depending on the brand, location, and specific site conditions.

Popular 10kW Solar Batteries in Australia 2025

Here are some of the most popular and trusted 10kW solar battery brands available in Australia:

1. Tesla Powerwall 3 (13.5 kWh)

Price: $14,000 — $17,000 installed
10-year warranty
Advanced monitoring via Tesla app

2. Sungrow 9.6kWh to 12.8kWh Battery

Price: $11,000 — $15,000 installed
Modular & expandable
High round-trip efficiency

3. LG RESU Prime 10kWh

Price: $13,000 — $16,000 installed
Compact design
Reliable performance

4. Alpha ESS Smile 10kWh

Price: $12,000 — $15,000 installed
All-in-one hybrid battery solution
Remote monitoring features

What Factors Affect 10kW Solar Battery Price in Australia?

1. Brand & Technology

Premium brands like Tesla or LG typically cost more but offer advanced features, better warranties, and sleek designs.

2. Battery Chemistry

Lithium-ion (most common)
Lithium Iron Phosphate (LFP) — safer and longer-lasting
Flow batteries — expensive but long lifespan

3. Installation Costs

Factors like switchboard upgrades, labour costs, and system configuration can influence the final price.

4. Additional Components

Hybrid inverters, backup capability, and monitoring systems can add to the cost.

5. Location & Installer

Pricing may vary based on your location in Australia and the installer’s rates.

Are There Government Rebates for Solar Batteries in 2025?

Yes, in 2025 several Australian states offer battery incentives and rebates to reduce the upfront cost of solar batteries.

Available Rebates & Incentives:

StateIncentiveNSWEmpowering Homes Program — Interest-free loans up to $14,000VICSolar Victoria Battery Rebate — Up to $4,174 rebateSAHome Battery Scheme — Up to $2,000 subsidyQLDSolar Battery Booster Program — New rebates in selected regionsWANo direct rebates but virtual power plant (VPP) programs available

Check eligibility and availability with Ads Solar — we’ll help you claim what’s available in your area.

Is a 10kW Solar Battery Worth It in 2025?

Benefits of a 10kW Solar Battery:

Lower power bills
Protection from rising energy costs
Backup power during blackouts
Increased energy independence
Optimised use of solar energy

Payback Period:

Typical payback: 7–12 years (depending on usage, electricity rates, and rebates)

How Long Does a 10kW Solar Battery Last?

Most modern solar batteries come with a 10-year warranty and can last 10 to 15 years with proper care.

Things to Consider Before Buying a 10kW Solar Battery

Is your solar system battery-ready?
What are your energy consumption patterns?
Is there enough roof space for additional solar panels if needed?
What’s the total installed cost?
Compare warranty terms & lifespan.
Will your battery integrate with future energy plans like VPPs?

Why Choose Ads Solar for 10kW Solar Battery Installation?

At Ads Solar, we offer tailored solar battery solutions for residential and commercial properties across Sydney, Melbourne, Brisbane, Adelaide, and beyond.

What We Offer:

Expert advice
Quality brands
Professional installation
Assistance with rebates & incentives
Competitive pricing

Final Thoughts

Investing in a 10kW solar battery in Australia in 2025 is a smart move for homeowners and businesses looking to maximise their solar investment and take control of their energy future.

While the upfront cost of a 10kW solar battery can be significant, government rebates, long-term savings on energy bills, and energy independence make it an investment worth considering.