Off-Grid Solar Systems
20kW Off grid solar system
20kW three-phase system with independent inverter redundancy and modular storage for high-demand households and EV charging.,
after rebate
High Energy Use 20kW Family Off-Grid Kit
A 20kW off-grid solar system suits families of five or more with minimal power restrictions. Both Deye/Pylontech and Sigenergy options offer expandable batteries and solar arrays up to 27-36kW, with integrated EV charging capabilities and independent operation for uninterrupted power supply.
BEST FOR
Large Family Homes with 5+ Residents, Small Family with Electric Vehicle, High Energy Users with No Power Limitations, Property Owners Seeking Redundancy and Reliability
Summary
20kW off-grid system for families of 5+ or smaller families with electric vehicles. Available in Sigenergy (39kWh battery) or Deye/Pylontech (22kWh battery) configurations. Triple-inverter 18kW capacity, solar expandable to 27-36kW.
20kW Off-grid Specs
Daily Demand Target
28.1
Inverter
Battery
SOLAR Arrary
20kW Off grid solar systems
A 20 kW system is ideal for a family of 5 or more, or a smaller family with an electric car. Generally, there are no real limitations on power usage with this system.
Deye/Pylontech 20kW System can be extended with Batteries added at a later stage Solar panels array can be extended up to 27kW.
Sigenergy 20kW System inverter/battery unit operates independently. In the event of a failure in any unit, the others will continue to provide power without interruption. Extensions also include batteries that can be easily added at a later stage Solar panels array can be extended up to 36kW DC charger for Electric vehicle can be integrated into the system
System Information
Recommended generator size: 15kVa or bigger
3x 6kW Sigenergy or Deye inverter. Both with Remote monitoring and 10 years warranty
Instant Recommendation & Estimate
If you need a second opinion or your setup is more complex, Talk to Fred About your System first.
That's exactly what we're here for. Tell us about your home, your site, and how you live - we'll recommend the system that fits.
REgional Victoria OFF-GRID INSTALLATION
100Up Designed for Off the Grid Living.Solar, Inverter and Battery Sized Right
Based in Ballarat, Fred and the team design and install off-grid solar systems across regional Victoria.
Designed for Full Occupancy
We size for the home and its realistic future occupancy, and how you plan to use power today & in the future.
Built to Work through Worse Case Winters
We oversize arrays for dark Ballarat winter weeks, capturing enough energy in short sun windows to recover batteries fast.
Battery to Get Through Low Solar Days
48-Hour Battery Autonomy. Battery storage is designed to carry the household through consecutive low-production days.
Redundancy Where Reliability Demands It
Where practical, dual inverters and distributed battery storage reduce single points of failure.
REgional Victoria OFF-GRID INSTALLATION
Off-Grid Solar, Installed Across Regional Victoria
Based in Ballarat, Fred and the team design and install off-grid solar systems across regional Victoria.
Ballarat
Bendigo
Geelong
Grampians
Castlemaine
Fred installed our solar. Very honest very reliable. He goes above and beyond. Tries his best to help. Does a great job. I recommend.
Dino Papa
Verify reviewQuotation & installation process. They have been unfailingly helpful and never failed to communicate pro-actively & effectively.
Andrew Webb
Verify reviewFred did a great job was extremely patient with the slow build Clean and tidy Explained what he was doing along the process
Darcy Joynson
Verify review
100up Off Grid Solar Projects - Designed & Installed
Regional Victorian Home Owners 100% Off Grid with properties just like yours
100UP and Re-Energy: Solar Partnership in Ballarat
100UP and Re-Energy Partner to Deliver Off-Grid Solar Across the Ballarat Region
See the Project
Remote Fire Monitoring Towers Off-Grid Solar Installation
Off-Grid Solar Solutions Powering Fire Monitoring Towers Across Eastern Australia
See the Project
8kW Off-Grid Solar Upgrade Mildura
Modern Off-Grid Upgrade with Simpler, More Reliable Performance
See the Project
100% OFF GRID
We Design, Supply & Install Off Grid Systems
Access to Government Rebates
Expand and Upgrade Ready
Remote Monitoring & Support
Complete System Documentation
Proven Components & Accredited Installers
Off‑grid systems installed by 100up 's trusted SAA‑accredited electricians using CEC‑approved products.
20kW Off-grid
Daily Demand Target
28.1
Inverter
Battery
SOLAR Arrary
Pricing Subject to Site Inspection, Roof & Ground SURVEY
10+ Years Precision Installation
Ready to Plan your20kW Off grid solar system
Call us direct on 1300 489 152 or send a text to 0400 092 621 — real advice from real off-grid solar installers.
Local Ballarat Team
10 years in OFF GRID SOLAR