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Quick answer: At Battery IQ, we help Grangefields residents calculate solar battery costs and savings. Battery prices range from $8,000-$16,000 installed in 2026, minus the ~$3,500-$4,500 federal rebate. With 4.3 average sun hours/day in Grangefields, typical payback is 5-8 years for houses with solar.
3335
Postcode
Zone 3
Solar Zone
4.3
Avg Sun Hours/Day
VIC1
Grid Region

Your Year in Battery Power

How a 6.6kW solar system fills a 13.5kWh battery each month

Daytime Usage
Solar to Battery
Grid to Battery
Solar to Grid
💡

82% of battery charging from solar

In winter months, grid charging tops up your battery. With the right energy plan, you can charge during off-peak periods at very low rates - or even free.

82%
Solar Charging
18%
Grid Charging
7
Months Exporting

Monthly averages include all weather conditions (sunny, cloudy, and rainy days). Individual days will vary significantly. Assumes ~35% of daily usage during solar hours. Data: CER Zone 3 | BOM Melbourne Airport

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Batteries in Grangefields

Serviced by both Powercor and Jemena electricity networks, Grangefields benefits from robust solar infrastructure and moderate daily sunlight at 4.3 hours. The suburb's newer residential developments and expansive block sizes provide excellent opportunities for integrated solar and battery systems that maximize local renewable energy potential.

Grangefields' expanding family-friendly estates and open western aspects create ideal solar panel positioning for consistent renewable energy generation.

Grangefields is served by Multiple (Powercor, Jemena). With 4.3 average daily sun hours, a well-sized battery system can significantly reduce grid dependence and electricity costs.

Grangefields Battery Rebates 2026

Federal Rebate (Jan-Apr 2026)

Cheaper Home Batteries Program:

  • ~$336 per kWh capacity
  • ~$4,500 for 13.5kWh battery
  • Max $16,800 (50kWh cap)
  • VPP-capable required
Full Federal Rebate Guide

Victoria State Rebate

Victoria's Solar Homes battery rebate and interest-free loans are no longer available. Victorians can access the federal rebate.

  • The Victorian battery rebate (up to $2,950) closed in late 2024
  • The $8,800 interest-free loan closed in May 2025
  • Federal rebate (~$372/kWh in 2025, ~$3,720 for 10kWh) available from 1 July 2025
  • VIC solar panel rebate ($1,400) is still available for new hybrid systems
Victoria Energy Website

How much could you save with rebates?

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Battery Resources for Grangefields

Battery savings vary based on your usage, tariff, and solar setup. Our guides cover everything you need to make an informed decision.

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