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Off-Grid Solar Systems

50kW 3-Phase Commercial Kit

50kW three-phase system with 96kWh storage and expandable solar capacity for workshop-scale applications.,
$130K-$140K
after rebate
Two white SIS residential battery units displayed alongside a black solar panel against dark background
Two white SIS residential battery units displayed alongside a black solar panel against dark background

50kW Redundant Commercial Solar Kit

50kW Three-Phase Off-Grid Solar System – 50kW The system is built from two parallel systems. In case of a failure in one system, the other will continue to supply power at half capacity without interruption. This powerful 50kW three-phase off-grid solar system is specifically designed for workshops equipped with three-phase machinery. The system delivers a […]

BEST FOR

Workshops with Three-Phase Machinery, Small to Medium Manufacturing Businesses, Commercial Property Owners with Electric Vehicles, Large Scale Off-Grid Operations requiring Redundancy

Summary

50kW three-phase off-grid system: two parallel 25kW inverters, 96kWh battery, expandable to 100kW solar. Continues at half capacity if one unit fails. Optional DC EV charger and diesel generator integration. Roof install 30-140k after rebates.

50kW Commercial

$130K-$140K
-
After Rebate
SOLAR Arrary
50kW
Battery
96kWh
Inverter
50kW
Two white SIS residential battery units displayed alongside a black solar panel against dark background

50kW Three-Phase Off-Grid Solar System – 50kW

The system is built from two parallel systems. In case of a failure in one system, the other will continue to supply power at half capacity without interruption.

This powerful 50kW three-phase off-grid solar system is specifically designed for workshops equipped with three-phase machinery. The system delivers a continuous 50 kW of AC power, ensuring reliable performance for your equipment. With a substantial 96 kWh battery bank, it guarantees a steady power supply.

The system is also highly versatile and expandable. You can integrate a diesel generator for additional power support if needed. Additionally, it supports the inclusion of a DC car charger, enhancing its functionality for electric vehicle owners.

Shed roof installation $130K-$140K fully installed after rebate. Ground mount quoted separately

System Information
96kWh Battery Bank: Also backed by a 10-year warranty.
2x 25kW Inverters: Comes with a 10-year warranty.
50kW Solar Panels: Available in any brand of your choice. (expandable up to 100kW)

If you need a second opinion or your setup is more complex, Talk to Fred About your System first.

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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.
REgional Victoria OFF-GRID INSTALLATION

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
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Ferdi Nuredinovski

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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

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Quotation & installation process. They have been unfailingly helpful and never failed to communicate pro-actively & effectively.

Andrew Webb

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Fred did a great job was extremely patient with the slow build Clean and tidy Explained what he was doing along the process

Darcy Joynson

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Fred installed our system 2 years ago and it has been fantastic. Fred was great and efficient, great communication. Highly recommended

Hayley Richards

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Updated our off grid solar. Cannot recommend this company enough. Fred is very Knowledgeable, honest and very reliable. Great Job.

Lesley

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Fred was so helpful. I'll know who to call. THANK YOU

Paul Purcell

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Very responsive and professional

Hugh Wareham

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100up Off Grid Solar Projects - Designed & Installed

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Precision Off-Grid System Built for Reliability, Clarity, and Long-Term Performance

A professionally installed off grid energy system delivering reliability, clean integration, and long term performance backed by deep technical expertise.

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New Ballarat Home Gets Dual Sigenergy Inverters for 12kW Off-Grid Power with Built-In Redundancy

Two inverters. One system. Built-in redundancy from day one — if one fails, the other keeps running. This TwinGuard installation near Ballarat currently runs 12kW of solar on a newly built home and is wired to scale all the way to 24kW when demand grows.

We Desgin, Supply & Install

Energy Independence & Protection

100up will help you plan and pick the best system to match your needs - give us a call
Access to Government Rebates
Remote Monitoring & Support
Complete System Documentation
Proven Components & Accredited Installers
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100% OFF GRID
Built to handle real-world energy demand with confidence. The 50kW 3-Phase Commercial Kit is designed for reliable, long-term off-grid performance

50kW Commercial

Inverter
50kW
Battery
96kWh
SOLAR Arrary
50kW
$130K-$140K
-
After Rebate
Pricing Subject to Site Inspection, Roof & Ground SURVEY
Off‑grid systems designed by 100UP and installed by SAA‑accredited electricians using CEC‑approved products.
10+ Years Precision Installation

Ready to Plan your50kW Commercial System?

Talk to us about your property, your usage, and your timeline.
Call us direct on 1300 489 152 or send a text to 0400 092 621 — real advice from real off-grid solar installers.
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Local Ballarat Team ●  10 years in OFF GRID SOLAR
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