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  1. Home
  2. Inverters
  3. FoxESS
  4. H3-100-Plus

Hybrid inverter · FoxESS · CEC approved June 2026

FoxESS H3-100-Plus

CEC listing: H3-100-Plus (AS4777-2 2020)

A 100 kW three-phase hybrid inverter that is battery-ready.

Rated power
100kWHow much solar it can run at once: a large roof
Battery-ready
YesHybrid: a battery plugs straight in, no second box

Commercial-scale inverter

At 100 kW, this is built for businesses and large sites. A typical home inverter is 5–10 kW.

Browse home-size inverters →
Datasheet (PDF)

Get this inverter quoted in Perth

Enter your postcode and get a free, no-obligation quote from an installer from our network that covers your area.

H3-100-Plus: the short answer

Feed-in credits (DEBS)DEBS pays for exports only when the inverter is 5 kW or less
NoDEBS pays for exports only when the inverter is 5 kW or less

What we can tell you

Read from the figures on this page. No review written yet.

  • It is a hybrid inverter: solar and a battery run from the one unit, so adding a battery later doesn't need a second box.
  • It needs a three-phase supply, so check your switchboard or ask your installer.
  • It is CEC-approved, which a new install needs to qualify for STCs.

Key specs, in plain terms

The numbers that matter for a home. The full datasheet is below.

Rated power
100kW
How much solar it can turn into usable power at once
Max efficiency
Not on file: we don't have this figure from the manufacturer's documents yet
How much of the solar you make reaches the house
Phases
3-phase
Needs a three-phase supply, so check your switchboard
Type
Hybrid
Runs solar and a battery from one unit
Warranty
10yr
How long FOXESS CO LTD stands behind it

Not on file: we don’t have this figure from the manufacturer’s documents yet, so we leave it blank rather than print a typical value. Ask your installer to confirm it on the quote. Seen it in a document? Tell us

Full datasheet

Every figure on file for the FoxESS H3-100-Plus, by section.

Full datasheet, by section
SpecificationValue
Physical
IP ratingIP65
Installation requirements
Top clearance200 mm
Side clearance1000 mm
AC breaker320 A
Cable gauge90 mm²
Earthing methodNot specified
DNSP pre-approvalYes
Estimated install time8 hrs

Parsed from the manufacturer datasheet, install manual, and warranty document. Confirm against the linked PDFs before relying on a value for a quote or installation.

Features and CEC approval

Battery compatible
Yes
Backup capable
Yes
CEC approved
17 June 2026
Approval expiry
17 June 2029
Status
Active
Listed for STCs
Yes

About FoxESS

Years in the Australian market
7 years
Australian office
Yes
Category
Mid-Tier
CEC-approved inverters
124
CEC-approved batteries
148
View full profile →
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  • Compare with other inverters→
  • Already have a quote? Check it→

WA compliance

ESM compliant
Check

Western Power approval is required for every grid-connected install. Under Emergency Solar Management, a new system must be remotely manageable, or take an export limit instead. Ask your installer to confirm this inverter’s ESM status.

Australian office

Has local presence

Website

au.fox-ess.com
7 years in Australian market

How it compares

The FoxESS H3-100-Plus against the closest-power inverters from other brands.

Specification
FoxESS H3-100-PlusFoxESS
Solplanet ASW100K-LTSolplanet
Delta PCS100Delta
Rated power?100 kW100 kW100 kW
Max efficiency?Not on fileNot on fileNot on file
MPPT trackers?Not on fileNot on fileNot on file
PhasesThree-phaseThree-phaseSingle-phase
TypeHybridSolarSolar
Battery readyYesNoNo
Warranty10 yearsNot on fileNot on file

Specs from the CEC register and datasheet enrichment. Indicative: confirm exact figures with your installer.

Documents

  • DatasheetPDF, opens in a new tab
  • Warranty terms and installation guide and user manual and compliance certificatePDF, opens in a new tab

10-year inverter warranty

FoxESS H3-100-Plus

The warranty covers defects for 10 years, allowing for one transfer. Tampering or unapproved installation voids coverage. Claims can be made through customer support via phone or email.

AI-summarised from the manufacturer warranty document. Always confirm against the linked PDF before relying on it for a claim.

Coverage shape
Full-replacement coverage
If you sell the home
Transfers to the next homeowner
What voids it
Non-accredited installation, modification, tampering.
Environment limits
Salt spray, flood, temperatures above 60°C.
Read the official warranty document (PDF)

Fault & error codes — FoxESS H3-100-Plus

From the install manual

9 documented

Showing 9 of 9. The official install manual is the authoritative source — always confirm before acting.

  • 1030warningCall your installer
    Manual (PDF)

    AC Overcurrent

    Likely cause
    The inverter continuously monitors its external working conditions in real time, and it can automatically recover once the fault is rectified.
    What to do
    If the fault is triggered frequently and affects the power production, check for any short circuits in the grid or the output. If the fault persists, contact your installer.
  • 1034warningCall your installer
    Manual (PDF)

    DC Component Current Fault

    Likely cause
    Temporary abnormalities in the power grid.
    What to do
    Check whether the on-grid voltage is normal. If the fault still exists, contact your installer.
  • 1035warningCall your installer
    Manual (PDF)

    High Leakage Current Fault

    Likely cause
    External power cable may be abnormal temporarily.
    What to do
    Check the impedance between the PV string and ground. If the fault persists, contact your installer.
  • 1036warningCall your installer
    Manual (PDF)

    Static Leakage Current Fault

    Likely cause
    External power cable may be abnormal temporarily.
    What to do
    Check the impedance between the PV string and ground. If the fault persists, contact your installer.
  • 1040warningCall your installer
    Manual (PDF)

    Unbalanced Grid Voltage

    Likely cause
    Grid voltage is out of the normal range.
    What to do
    Check the neutral cable is connected correctly. If the fault persists, contact your local power operator.
  • 1042warningCall your installer
    Manual (PDF)

    Grid Frequency High

    Likely cause
    Temporary abnormalities in the power grid.
    What to do
    Check whether the grid frequency is within the acceptable range. If it is not, contact the local power operator.
  • 1043warningCall your installer
    Manual (PDF)

    Grid Frequency Low

    Likely cause
    Temporary abnormalities in the power grid.
    What to do
    Check whether the grid frequency is within the acceptable range. If it is not, contact the local power operator.
  • 1044warningCall your installer
    Manual (PDF)

    Grid Phase Voltage Over Limit

    Likely cause
    Temporary voltage anomalies in the power grid.
    What to do
    Check whether the grid-connected phase voltage exceeds the specified limit. If outside the range, contact the local power operator.
  • 1045warningCall your installer
    Manual (PDF)

    Grid Line Voltage Over Limit

    Likely cause
    Temporary voltage anomalies in the power grid.
    What to do
    Check whether the grid-connected line voltage exceeds the specified limit. If outside the range, contact the local power operator.

More FOXESS CO LTD inverters

H3-80-Plus (AS4777-2 2020)

80 kW · 3φ

H3-75-Plus (AS4777-2 2020)

75 kW · 3φ

H3-125-Plus (AS4777-2 2020)

125 kW · 3φ

H3-60-Plus (AS4777-2 2020)

60 kW · 3φ

H3-50-Plus (AS4777-2 2020)

50 kW · 3φ

H3-Pro-30.0 (AS4777-2 2020)

30 kW · 3φ

View all FOXESS CO LTD inverters

More from FoxESS

Other CEC-approved products from FoxESS available in Australia.

FoxESS Batteries

1K5-BAT-4660-L2

9.32 kWh · LFP

1K5-BAT-4660-L3

13.98 kWh · LFP

1K5-BAT-4660-L4

18.64 kWh · LFP

1K5-BAT-4660-L5

23.3 kWh · LFP

1K5-BAT-4660-L6

27.96 kWh · LFP

1K5-BAT-4660-L7

32.61 kWh · LFP

View all FoxESS batteries
View full FoxESS manufacturer profile

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About this data

All inverter specifications are sourced from the CEC Approved Products Register. Specifications are provided as published by the CEC and may differ from manufacturer datasheets. Verify current specifications with the manufacturer or your installer before purchasing. Not all listed models may be currently available in Western Australia.

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