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  • Address : 21/21 Cook Rd, Mitcham VIC 3132
  • Phone : 1300 254 507
  • Email : info@e3energy.com.au
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Sigenergy SigenStor and Fox ESS home battery systems installed by E3 Energy on Melbourne homes

Sigenergy vs Fox ESS: Which Home Battery Is Right for You? (2026)

  • E3 Energy Team
  • July 28, 2026
  • Insights

We install both. A straight comparison of the Sigenergy SigenStor and the Fox ESS CQ7 for Melbourne homes, and how the 2026 rebate tapers change which capacity is good value.

Wall-mounted home battery and inverter system, sized to a Victorian household's electricity usage

What Size Home Battery Do You Actually Need? (2026 Guide for Victorian Homes)

  • E3 Energy Team
  • July 21, 2026
  • Insights

The right home battery size comes from your bills, not a price list. How to size one to your evening usage and solar surplus in 2026, and the Victorian mistakes that waste money.

Aerial view of the completed 16.15 kW solar array on the Mansfield Heritage Museum roof

Mansfield Heritage Museum: 16.15 kW Solar and a 55.68 kWh Battery

  • E3 Energy Team
  • July 14, 2026
  • Insights

A council build in regional Victoria, sized around what the building draws overnight rather than what fits on the roof.

Is a Home Battery Worth It in Victoria in 2026?

  • E3 Energy Team
  • July 6, 2026
  • Company

Is a home battery worth it in Victoria in 2026? Honest payback ranges, what actually drives the return, and why sizing to your bills beats buying the biggest unit.

A Melbourne family home that could claim the federal home battery rebate

The Home Battery Rebate in Victoria (2026): How Much You Actually Get

  • E3 Energy Team
  • June 30, 2026
  • Insights

The federal battery rebate changed on 1 May 2026. Here's exactly how much you get in Victoria now: the tiered per-kWh rates, who's eligible, and why waiting costs you.

Fox ESS CQ7 high-voltage home battery installed in a modern room

Fox ESS CQ7 Review: Is Fox’s New Battery Any Good? (2026)

  • E3 Energy Team
  • June 24, 2026
  • Insights

An honest Fox ESS CQ7 review: full specs, how it scales to 98 kWh, what real owners say on Reddit, warranty, price with the battery rebate, and whether it's worth it.

Charging an EV from stored solar with a Sigenergy SigenStor in Melbourne

Sigenergy Battery Melbourne: Save up to $5,000 Before 30 June

  • E3 Energy Team
  • June 22, 2026
  • Insights

Get $1,000 off each extra Sigenergy battery module: up to $5,000 off a fully installed home battery in Melbourne. CEC-accredited, 1-day install. Ends 30 June 2026.

It's Time To Reduce Energy Bills With Smart Battery Storage

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21/21 Cook Rd, Mitcham VIC 3132, Australia

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