High Energy Use 20kW Family Off-Grid Kit

20kW three-phase system with independent inverter redundancy and modular storage for high-demand households and EV charging.,
Architecture

The 100up Advantage: Built for Performance

Dual-system design with two independent inverter and battery units for reliable, continuous power.
Each system is built to deliver consistent power, adapt to changing conditions, and support your home or business long term.
18 kW (3 x 6 kW)
Inverter
39 kWh (5 x 7.8 kWh) or 22 kWh (5 x 4.4 kWh)
BaTTERY
15 kW (1 x 15 kW)
SOLAR Arrary

Engineered For Precision

Solar Configuration

Solar panels array can be extended up to 27kW (Deye/Pylontech) or 36kW (Sigenergy)

Battery Storage

Batteries easy to add at a later stage

Power your life off-grid, in every season.

Specificaitons

Core Power Engine.

Battery Capacity
39 kWh (5 x 7.8 kWh) or 22 kWh (5 x 4.4 kWh)
Inverter Capacity
18 kW (3 x 6 kW)
Solar Array 
15 kW (1 x 15 kW)
Estimated Daily Energy Usage
~ 28.1 kWh
Target Profile

Optimised for

Suitable for a wide range of off-grid applications.
5 Person Home, EV Vehicle
OccupanCY / USE
Installation
Contact us to plan installation for your system.
System Expansion.
Solar Array Expandable up to 27kW (Deye/Pylontech) or 36kW (Sigenergy), Add more battery capacity to extend runtime and handle higher energy demand., 15kVa+ Generator Recommended
WARRANTY & GUARNTEE

Energy Independence & Protection

20kW Off grid solar system Warranty

Solar Panels 25-year Warranty, Lithium Battery 10-year Warranty, Inverters 10-year Warranty

Off Grid Solar Specialists

100Up is dedicated solely to off-grid solar, with every system designed for reliable, long-term energy independence. ..

Proven Components & Accredited Installers

Off‑grid systems designed by 100UP and installed by SAA‑accredited electricians using CEC‑approved products.

Complete System Documentation

Every installation includes clear diagrams, system settings, and a structured handover so you understand how everything works.

Access to Government Rebates

Eligible systems can access federal rebates, with savings typically ranging from $1,700 to $30,000 depending on system design.

Ongoing Remote Support

With your consent, we can monitor system performance remotely and provide guidance if anything changes.

PRICE

Built to handle real-world energy demand with confidence. The 20kW Off grid solar system is designed for reliable, long-term off-grid performance
$
System Integration Ready
5 Person Home, EV Vehicle
CEC‑approved products
SAA Accredited Installers
We Supply & Install SO you can BE 100% OFF GRID 
Pricing Subject to Site Inspection, Roof & Ground SURVEY
More About 20kW Off grid solar system

20kW Off grid solar systems

213 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 include Jinko solar panels 15kW or 15kW—25/25 years warranty Pylontech lithium battery 22kWH usable capacity—10 years warranty Deye inverter 6kW X 3 = 18kW inverter—10 years warranty Remote monitoring Possible Extension: Batteries easy to add at a later stage Solar panels array can be extended up to 27kW System cost call or text 0400092621 Recommended generator size: 15kVa or bigger Sigenergy 20kW System include Jinko solar panels 15kW—25/25 years warranty Sigenergy lithium battery 39kWH usable capacity—10 years warranty Sigenergy inverter 6kW X 3 = 18kW inverter—10 years warranty Remote monitoring Possible Extension: Batteries easy to add 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 cost: call or text 0400092621 Recommended generator size: 15kVa or bigger Sigenergy Key Features: Each inverter/battery unit operates independently. In the event of a failure in any unit, the others will continue to provide power without interruption.
10+ Years Precision Installation

Ready to Plan your 20kW Off-grid 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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