Off-grid solar installation with metal shed, Hyundai backup generator, and solar panel arrays in rural setting

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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General

Generator-Less Off-Grid Solar: What It Actually Means

Large metal shed with complete rooftop solar panel array and construction equipment on rural property surrounded by trees

System Sizing

Off-Grid Solar System Sizing Calculator

100up makes Off-Grid Solar Sizing Simple Use Instant and Simple Off-Grid Solar Sizing Calculator – its based on Aussie averages and over 10 years of Off Grid Solar Installation Experience. It’s the perfect starting point to help point you in the right direction. How to Use Our Off-Grid Solar C...

Two white SIGenergy battery units installed in unfinished building with electrical connections and safety warning labels

System Design

Off-Grid Solar: Our System Design Principles

We design off-grid solar systems around real household demand, Ballarat winter conditions, redundancy, and long-term property value, not just best-case weather.

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

Batteries

Solar batteries are taking off in Australia

If you’ve been thinking about a home battery, you’re not alone. The Clean Energy Regulator (CER) just reported another big jump in installs — and there’s a clear shift to larger, more capable systems that move the needle on bills and backup. The quick take Context: Batteries became SRES-eligible on ...

Aerial view of extensive ground-mounted solar panel array with multiple rows of panels on cleared rural land

System Design

Big Mistakes in Off-Grid Solar Design: Don’t Turn a Dream Property Into a Power Nightmare

People from the cities move onto big properties with off-grid solar and often prioritise the house, fittings, shed, and garden—leaving the off-grid solar system to last. They don’t realise how quickly a dream home turns into a nightmare when the power runs out. Generators in winter? Painful in pract...

Timeline graphic showing how long the Solar Victoria battery rebate program is expected to last

System Design

How Long Before the $2.3B Runs Dry?

Strong Solar Battery Uptake in the First Month of New Rebate Program The Clean Energy Regulator’s Cheaper Home Batteries Program, launched on 1 July 2025, is delivering an early surge in demand. According to the latest figures: This uptake aligns closely with your earlier estimate of about 19,000 in...

White battery unit displayed in glass case in modern showroom with Chinese and English signage

Rebates & Incentives

Eligibility Criteria for Off-Grid Battery Systems

The Cheaper Home Batteries Program, launched by the Australian Government on 1 July 2025, offers substantial rebates for battery installations—including off-grid systems. Here’s what you need to know if you’re installing an off-grid battery system and want to claim the rebate. 🔋 Is an Off-Grid Syste...

Solar Panels

New High-Efficiency Panels: A Boost for Off-Grid Systems

24.5% to 25% solar module efficiency

Infographic showing CEC accreditation requirements, approved products list, and solar retailer standards

Industry & Standards

CEC Accreditation, Approved Products, and Solar Retailer Approval: What They Actually Mean

Let’s be clear from the start:When you see terms like CEC Accredited Installer, CEC Approved Product, or NET Approved Seller (previously “CEC Approved Retailer”), they may sound impressive — but none of them are indicators of quality. These labels are about basic legal compliance, not performance, n...

Large ground-mounted solar panel array with 100up service vehicle on rural Victorian property with trees in background

Climate & Location Design

Off-Grid Solar Systems Ballarat

Ballarat presents a challenge for off-grid solar power supply, especially in winter when avoiding generator use is desired. While it’s tough, it’s achievable with the right approach.

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

System Components

Smarter Off-Grid Solar for Australia: Why Partial Battery Backup Makes the Most Sense

Thinking about ditching the power companies for good?Going off-grid with solar is a brilliant move — but only if you set it up smart. The best way these days? Partial battery backup.Saves you a bucketload of cash, keeps you running almost all the time, and leaves room to grow later if you need. Let’...

Solar equipment display under tent showing Pylontech battery system, air conditioning unit, and continuous electric hot water setup

Rebates & Incentives

Off-Grid Solar Battery Rebate? Yep – Under Labor’s New Plan, You’re Finally Included

If you’re running an off-grid solar setup, you’ve probably missed out on just about every battery rebate program that’s ever come out. State schemes like the one in SA or VIC? Grid-only. Virtual Power Plants? Can’t join ‘em. But that’s about to change. The Australian Labor Party has announced a fede...

Portable solar display booth with gazebo, demonstration table, battery system banners and promotional materials in rural field

Brands & Manufacturers

Who’s Behind the World’s Lithium Batteries?

Ever wondered who actually makes the lithium batteries that power your solar setup, EV or storage system? Here’s a quick look at the biggest players in the battery world right now — especially the ones making waves in off-grid systems across Australia. 🇨🇳 China’s Battery Giants China dominates this ...

Trade show display featuring Pylontech battery systems, solar panels, and energy storage equipment under marquee tent

Rebates & Incentives

Labor’s 2025 Battery Rebate: What We Know So Far (And What’s Still Unclear)

As of now, the Cheaper Home Batteries Program does not explicitly state whether off-grid systems are eligible for the rebate. The program is designed to reduce the cost of installing home battery systems by 30%, starting from 1 July 2025, contingent upon Labor’s re-election in the upcoming fed...

Trade show display featuring Sigenergy and Pylontech battery storage systems under outdoor tent with solar panels and attendees

Brands & Manufacturers

Off-Grid Solar in the EU: Key Players, Products & Trends (2023–2025)

Off-grid solar systems – those capable of operating independently from the public grid – are gaining traction across Europe as homeowners and businesses seek energy independence and backup power resilience. High energy prices and occasional grid instability have spurred interest in solar-plus-batter...

Solar panels mounted on house roof extension providing increased energy generation for off grid system

"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