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Fox ESS CQ7 battery tower installed against a brick wall by E3 Energy, showing the master module display on top and the stacked slave modules below

Fox ESS CQ7 Dimensions and Weight: Every Model, and Where It Can Legally Go

  • E3 Energy Team
  • September 6, 2026
  • Insights

Every Fox ESS CQ7 model with its real height, weight and footprint from the datasheet, plus the rules that decide which wall it can stand against.

Rooftop solar array installed by E3 Energy at Mansfield in regional Victoria, with gum trees and a heritage building behind

Solar Feed-in Tariffs in Victoria 2026: What Your Exports Are Really Worth Now

  • E3 Energy Team
  • August 26, 2026
  • Insights

Victoria stopped setting a minimum feed-in tariff in July 2025. Here is what your exports earn now, what you pay between 4pm and 9pm in each distribution zone, and the spread that decides whether a battery pays.

Hand holding a Type 2 EV charging connector at a home charging point

Can You Charge an EV From Your Home Battery? The Maths That Decides It

  • E3 Energy Team
  • August 20, 2026
  • Insights

Yes, a home battery can charge an electric car. Usually it should not be the thing doing it. The arithmetic, the kW limit nobody mentions, and what the federal discount does not pay for.

Fox ESS home battery with DC isolators and safety signage on a Melbourne wall, installed by E3 Energy

Will a Home Battery Keep the Lights On in a Blackout? What Backup Actually Means

  • E3 Energy Team
  • August 18, 2026
  • Insights

Solar shuts down in a blackout by design. A battery can keep your house running, but only if backup was designed into the job. What it takes, what runs, and the five questions to ask before you sign.

E3 Energy technician wiring a Fox ESS hybrid inverter and battery during a Melbourne installation

Home Battery Installation in Melbourne: What Actually Happens, Step by Step

  • E3 Energy Team
  • August 15, 2026
  • Insights

What happens on the day, who has to approve the connection, and which three things on your property decide the final price. Written by the crew that does the installs.

Fox ESS hybrid inverter and isolator installed on a Melbourne home

How Much Does a Home Battery Cost in Melbourne? (2026 Installed Prices)

  • E3 Energy Team
  • August 11, 2026
  • Insights

Real installed battery prices for Melbourne in 2026: what the national averages say, what the federal rebate has already taken off, the six things that move a quote by thousands, and what we charge.

Fox ESS battery retrofitted beside an existing solar inverter in Melbourne

Adding a Battery to Existing Solar in Melbourne: What to Check First (2026)

  • E3 Energy Team
  • August 7, 2026
  • Insights

Most Melbourne homes with solar can add a battery without touching the panels. What decides the right retrofit path, what the 2026 federal rebate pays on it, and the three things we check before putting a price in writing.

Sigenergy SigenStor home battery installed on a brick wall by E3 Energy in Melbourne

Sigenergy Battery Review (2026): An Australian Installer’s Verdict

  • E3 Energy Team
  • July 30, 2026
  • Insights

A detailed review of the Sigenergy SigenStor from installers who fit it: real usable capacity per module, the full warranty terms, the 2025 ACCC recall, EV charging and V2H, and what actually moves the price.

Sigenergy and Fox ESS home battery systems installed by E3 Energy in Melbourne

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.

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