Solar Panels in Alphington
VIC · STC Zone 4 · 4.1 sun hrs/day
A 6.6 kW solar system in Alphington produces around 8,395 kWh/yr, costs about $5,800 after the STC rebate, and pays back in roughly 4.7 years. Compare quotes from accredited local installers.
Solar in Alphington, VIC
Alphington (3078) sits in STC Zone 4 and averages 4.1 peak sun hours per day. Rooftop solar is connected via AusNet Services and exports earn a feed-in tariff around 4.9 c/kWh. For a typical 6.6 kW install, that works out to ~8,395 kWh/yr of generation and roughly $1,237 in combined bill offset and export credits each year.
| Location | Alphington, VIC (3078) |
|---|---|
| Distributor (DNSP) | AusNet Services |
| STC rebate zone | Zone 4 |
| Avg peak sun hours | 4.1 hours/day |
| Typical 6.6 kW output | ~8,395 kWh/yr |
| Installed cost (6.6 kW) | ~$5,800 after STC rebate |
| Federal STC rebate | ~$2,402 off install |
| Typical feed-in tariff | 3.3–6.7 c/kWh (≈ 4.9 c/kWh used) |
| Est. annual savings | ~$1,237/yr |
| Payback period | ~4.7 years |
Solar system sizes & prices for Alphington
Output and savings are estimated using Alphington's 4.1 peak sun hours/day and 4.9 c/kWh feed-in tariff.
| System | Annual output | Installed (post-STC) | Est. annual savings | Best for |
|---|---|---|---|---|
| 6.6 kW | 8,395 kWh | ~$5,800 | $1,237/yr | Most popular AU system size — matches the 5 kW inverter rule and maximises STC rebate. |
| 10 kW | 12,720 kWh | ~$9,400 | $1,874/yr | For larger households (4–6 people) or homes with batteries planned. |
| 13.2 kW | 16,791 kWh | ~$11,600 | $2,474/yr | Large-roof / EV charging households. May need DNSP approval to export full output. |
Solar rebates for Alphington households
Federal STC rebate
Small-scale Technology Certificates (STCs) are issued under the federal Renewable Energy Target. VIC sits in Zone 4, worth about $2,402 off a 6.6 kW install. Your installer claims it on your behalf as a point-of-sale discount.
VIC state programs
Solar Victoria rebate (up to $1,400 off panels) plus an interest-free loan of the same amount, and the federal Cheaper Home Batteries Program.
Solar battery storage in Alphington
With grid power at ~33 c/kWh and Alphington's feed-in tariff around 4.9 c/kWh, every kWh you store instead of export is worth an extra 28.1 c. The federal Cheaper Home Batteries Program (launched 2025) takes approximately 30% off battery installation costs, dramatically improving payback for VIC households.
Solar in Alphington — common questions
How much does solar cost in Alphington?
A standard 6.6 kW solar system in Alphington typically costs around $5,800 installed, after the federal STC rebate of approximately $2,402 (VIC is in STC Zone 4). A 10 kW system runs about $9,400. Final price depends on roof complexity, inverter brand and panel quality.
How much energy will solar generate in Alphington?
Alphington averages around 4.1 peak sun hours per day, so a 6.6 kW system will produce roughly 8,395 kWh per year after performance losses. A 10 kW system produces around 12,720 kWh/yr.
What's the payback period for solar in Alphington?
For a typical Alphington household, a 6.6 kW system pays itself back in around 4.7 years — based on $5,800 installed, ~$1,237/yr in combined bill savings and feed-in credits, and a feed-in tariff of ~4.9 c/kWh on the AusNet Services network.
What rebates apply to solar in VIC?
Alphington households can claim the federal Small-scale Technology Certificate (STC) rebate, worth approximately $2,402 on a 6.6 kW install in Zone 4. Solar Victoria rebate (up to $1,400 off panels) plus an interest-free loan of the same amount, and the federal Cheaper Home Batteries Program.
Who is the distributor for solar connections in Alphington?
Solar installations in Alphington connect to the grid via AusNet Services. Your installer lodges the connection application and notifies the distributor of the export limit — no separate paperwork required from you.
Is a solar battery worth adding in Alphington?
With Alphington's feed-in tariff sitting around 4.9 c/kWh and grid power at ~33 c/kWh, storing solar instead of exporting it now pays back faster than it did when FiTs were higher. The federal Cheaper Home Batteries Program (launched 2025) takes ~30% off battery install cost, dramatically improving battery payback in VIC.
Nearby suburbs · solar quotes
Also compare energy plans in Alphington.
Indicative figures. Updated .