0400 092 621
1300 489 152
100Up Off Grid Solar Logo Orange Wordmark
  • CommercialFull System

50kW Redundant Commercial Solar Kit

50kW three-phase system with 96kWh storage and expandable solar capacity for workshop-scale applications.,
Request a Custom Solar Spec
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

Power your life off-grid, in every season.

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.

Target Profile
Two white SIS residential battery units displayed alongside a black solar panel against dark background
System Information
Estimated Daily Energy Usage
~ 93.75 kWh
Battery Capacity
96 kWh (1 x 96 kWh)
Inverter Capacity
50 kW (2 x 25 kW)
Solar Array 
50 kW (1 x 50 kW)

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

Three-Phase Off-Grid Solar System – 50kWThe 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.50kW Solar Panels: Available in any brand of your choice. (expandable up to 100kW)2 X 25kW Inverters: Comes with a 10-year warranty.96kWh Battery Bank: Also backed by a 10-year warranty.System cost: Shed roof installation $130K-$140K fully installed after rebateGround mount – quote

Not sure which system is right for you?

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.

Get in touch for your off grid solar consulation

We respect your privacy - View our Privacy Policy.

100Up DesignedOff Grid Solar

50kW Three-Phase Off-Grid Solar System – 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 […]

Systems designed for a Ballarat winter

Sized for real-world conditions

Recommendations based your property

Advice based on your family, home and the way you live

Off-grid Redundancy experience

Technical experience that goes beyond standard solar installs

100up Off Grid Solar Installed 

Regional Victorian Home Owners 100% Off Grid with properties just like yours

Solar Projects

A modern solar and battery setup with solar panels also functioning as carport cover
Target Property Profile

Energy Independence Optimision

~ 93.75 kWh
Daily Demand Target
Full Occupancy Design for Long-Term Performance
We size for maximum bedroom capacity, not current usage, so your system supports future owners, growing families, and stronger resale value.
Redundancy Where Reliability Demands It
For larger or higher-risk properties, we can design dual or triple inverter redundancy to reduce single points of failure and keep critical loads running if one unit goes down.
Worst-Case Winter Solar Sizing 
We oversize arrays for dark Ballarat winter weeks, capturing enough energy in short sun windows to recover batteries fast.
Battery Autonomy for Consecutive Low-Sun Days
Every system includes roughly two days of battery reserve, so poor weather doesn’t force lifestyle cutbacks or generator dependence.
Learn more about our Off Grid Design Principals
Target Profile

Energy Independence & Protection

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
Request Your 50kW Commercial Install Estimate
Pricing Subject to Site Inspection, Roof & Ground SURVEY
We Desgin, Supply & Install
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
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.
Request a Solar Consultation
Find Your Systems Match
Local Ballarat Team ●  10 years Over 120+ Installs 
Two white SIS residential battery units displayed alongside a black solar panel against dark background
100Up Off Grid Solar Logo Orange Wordmark
Off-grid solar systems designed for reliable, long-term energy independence.
Match Me With My Off Grid Kit
Explore
Residential Off Grid Commercial Off Grid EV Set Ups Information & Articles Pre-Wired Kits All Systems Sizing & Calculator
Company
About 100UP Our Solar Projects Our Process FAQs Contact 100Up
Off-Grid Solar Design & Installation in Ballarat
Supporting Ballarat and regional Victoria with reliable off-grid systems.
0400 092 621
1300 489 152
Ask For a Solar Install Estimate
Proudly Built by Brighter Websites
© 2026 100UP Off-grid solar systems. All rights reserved.
Privacy Accessibility Terms Warranty & Refunds

Enquire about - 50kW Redundant Commercial Solar Kit

We respect your privacy - View our Privacy Policy.