Bar chart showing solar battery installation counts by Australian state and territory to end of August 2025

100up Off Grid Systems

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Off Grid solar, Design, Installations and Ownership.

Based in Ballarat, Fred and the team design and install off-grid solar systems across regional Victoria.

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Solar batteries are taking off in Australia

Pylontech US5000 rack-mounted lithium battery unit with power indicators, connection terminals and control switches

Batteries

Pylontech US5000 Lithium Storage Battery

The Pylontech US5000 balances a relatively large single module capacity (4.8kWh) with high modularity and heavy cycle resilience. Suitable for advanced residential users and light commercial operators.

White Sigenergy 5kWh battery unit with modular design for residential solar energy storage

Batteries

Sigenergy 5kWh Modular Battery Expansion Kit

Sigenergy SigenStor 5kWh compact modular lithium battery offers 5.2kWh usable capacity with LiFePO₄ technology. IP66 rated for indoor and outdoor installation, supporting 2.5kW continuous power with 3.75kW peak output. Features flexible floor or wall mounting, wide operating temperature range, and i...

High-voltage residential lithium battery systems ranging from 120 to 800 volts stacked in an installation

Batteries

High-Voltage Residential Lithium Battery Systems (120–800 V)

Modern home energy storage is moving toward high-voltage battery architectures (hundreds of volts DC, e.g. 300–500 V) rather than traditional low-voltage (48 V) packs.

Black lithium battery modules with red DC cables and warning signs including restricted access and toxic fumes notices

Batteries

Compare popular 48V lithium batteries

Pylontech US5000-B offers a robust cycle life and peak discharge capability, suitable for applications requiring frequent high-power bursts. PowerPlus Energy Eco4840P has a lower nominal capacity but a higher IP rating, making it potentially more suited for harsh environments. BYD Battery-Box LV Fle...

Solar panels and control cabinet behind security fencing at an off-grid installation in rural Victoria

Batteries

Solar battery Victoria

Add on solar battery challenges and costs

Two white Pylontech battery units providing 26kWh of residential energy storage capacity

Batteries

26kWh Solar Battery Upgrade

Upgrade your solar system with a 26 kWh battery to achieve near-total grid independence. This solution includes a Sigenergy hybrid inverter, backup circuit integration, and flexibility to add batteries later. Expandable solar arrays up to 20kW, EV charging capability, and generator compatibility mak...

White lithium battery housing opened to show internal cell configuration with mounting brackets and wiring connections

Batteries

Solar Battery Lithium-ion or Lithium iron

Lithium iron phosphate (LiFePO4): LiFePO4 batteries are particularly popular in solar energy systems because of their long lifespan, safety, and thermal stability.

Batteries

Lithium Batteries for Off-Grid Systems in Australia

Over the past five years, we have transitioned exclusively to using lithium batteries for all our off-grid solar installations.

White SidEnergy battery unit mounted on basement wall with blue LED indicators showing system status

Batteries

"Fred was very knowledgeable. The new technology is amazing, glad I invested and upgraded my old system."

Sandi Waterhouse

5kW Off Grid System Performance Upgrade

Large off-grid solar battery bank with inverters installed for a farm or business 16 to 32kW system kit

"Off Grid installation. He and his team did an amazing job. Very knowledgeable man with a wealth of experience. I would definitely recommend him."

Scott Chivers

Family Home & EV Powered By 20kW Off Grid Solar Installation Ballarat Victoria

Off grid solar panels mounted on carport roof powering electric vehicle charger with battery system installed beside parked car

"Modern system that could be easily upgraded. Within a week had the system installed and running flawlessly. Two system upgrades done quickly integrating seamlessly."

Simon Jolly

Off Grid EV Charging System That Scales With Demand

10+ Years - 100% Off Grid In Victoria