Solar Panels Frankston
Compare costs, check rebates, and get your free personalised solar score for Frankston in 60 seconds.
Get My Solar Score — Frankston ☀LAST UPDATED: MARCH 2026 · DATA: CLEAN ENERGY REGULATOR & STATE SOURCES
KEY TAKEAWAYS — FRANKSTON
• 6.6kW system: $3,100–$5,100 after rebates — saving $1,200–$1,650/year
• Peak sun hours: 4h/day — good solar potential
• Electricity rate: 28c/kWh — every kWh of solar used directly saves this amount
• STC Zone 3: worth approximately $2,400 off a 6.6kW system
• Typical payback: 3–5 years, then 20+ years of free electricity
In This Guide
Solar in Frankston
Frankston and the surrounding bayside suburbs offer solid solar conditions with the added benefit of coastal breezes keeping panels cool. The area's diverse housing stock — from older weatherboard homes to new estates in Langwarrin and Carrum Downs — means a range of system configurations work well.
💡 Local Tip
Many Frankston-area homes are on time-of-use tariffs with expensive evening peaks. A battery to shift solar from daytime to evening use can save significantly more than the standard flat-rate calculation suggests.
With an average system cost of $3,100–$5,100 for a 6.6kW installation after federal rebates, Frankston homeowners typically recoup their investment within 3–5 years. For a detailed breakdown of pricing factors, see our national solar cost guide. To understand all the rebates available in VIC, read our VIC rebate guide.
What Does Solar Cost in Frankston?
Prices shown are after federal STC rebates (Zone 3) and before the $1,400 Solar Homes rebate. Actual costs vary by installer, panel brand, and roof complexity.
| System Size | Panels | Daily Output | Cost After STCs | Annual Savings | Payback |
|---|---|---|---|---|---|
| 5kW | 12–14 | 16–18 kWh | $4,000–$5,250 | $703–$873 | 3–5 yrs |
| 6.6kW | 15–18 | 22–24 kWh | $3,100–$5,100 | $1,200–$1,650 | 3–4 yrs |
| 10kW | 24–28 | 33–37 kWh | $4,800–$8,300 | $1,800–$2,500 | 3–5 yrs |
| 13kW | 30–36 | 43–48 kWh | $7,800–$13,650 | $1,634–$2,052 | 3–5 yrs |
Adding a home battery to your Frankston solar system increases self-consumption from ~35% to ~70%, reducing your reliance on grid electricity during expensive evening hours. At current VIC feed-in rates of 3.0c/kWh — among the lowest in Australia — a battery's value proposition is strong, storing excess solar for evening use saves significantly more than exporting it. See our battery guide for costs and payback analysis. Your inverter choice also matters — read our inverter guide to understand your options.
Solar Rebates in Frankston
FEDERAL STCs (Zone 3)
Small-scale Technology Certificates are applied as a point-of-sale discount. Zone 3 (moderate value) — worth approximately $2,400 on a 6.6kW system.
STATE: VIC
Solar Homes Program: up to $1,400 rebate on panels + up to $8,800 on batteries.
What Size Solar System for Frankston?
A quick rule: divide your quarterly electricity bill by $100 to get your ideal system size in kW. The most popular system size in Frankston is 6.6kW, which suits the average household using 15–25 kWh per day.
Not sure which size is right? Our system sizes comparison guide breaks down the pros and cons of each option with detailed cost and savings projections. For a personalised recommendation based on your actual bill, try our free solar score calculator.
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Get My Solar Score ☀Is Solar Worth It in Frankston?
In short, yes. Solar energy in Frankston is one of the best home investments available. With electricity rates at 28c/kWh and an average quarterly bill of $375, the average Frankston household spends roughly $1,500/year on power. A 6.6kW solar system costing $3,100–$5,100 typically saves $1,200–$1,650 in the first year alone.
3–5 yrs
PAYBACK PERIOD
$300,041,250+
25-YEAR SAVINGS
39%+
ANNUAL RETURN
With electricity prices rising 4–6% annually across VIC, these savings increase every year. A $6,000 solar panel installation in Frankston that saves $1,800/year represents a 30%+ annual return — comfortably outperforming term deposits, shares, and most investment properties. Plus, solar panels add 3–4% to your property value according to Australian research, making it a strong financial decision even if you plan to sell.
Frankston Feed-in Tariffs
The current feed-in tariff in VIC is approximately 3.0c/kWh for excess solar exported to the grid. With feed-in rates this low, maximising self-consumption (using solar during the day) is more valuable than exporting. A battery can help shift solar to evening use.
At current rates, a 6.6kW system in Frankston exporting around 60–70% of generation would earn approximately $188/year in feed-in credits. The real savings come from self-consumption — every kWh you use directly saves 28c versus the 3.0c you'd earn exporting it.
Best Solar Panels for Frankston
The best solar panels for Frankston depend on your budget, roof space, and priorities. With 4 peak sun hours, efficiency matters more in Frankston — premium panels can make a noticeable difference in output.
Premium
SunPower, REC, LG
Highest efficiency (22%+), 25yr warranty
Mid-Range
Trina, Jinko, Canadian
Best value per watt, strong 15-25yr warranty
Budget
Risen, Longi, JA Solar
Lowest cost, 10-12yr warranty, CEC approved
All panels installed in Frankston should be CEC-approved (Clean Energy Council) to qualify for STC rebates. For a full comparison of panel brands, efficiency ratings, and warranty details, see our best solar panels Australia 2026 guide. Your inverter choice is equally important — our inverter guide covers string, micro, and hybrid options.
Choosing a Solar Installer in Frankston
Finding a reputable solar installer in Frankston (postcodes 3198–3202) is critical to getting a quality solar panel installation that lasts 25+ years. With a population of 140K, Frankston has a competitive local installer market — but quality varies significantly.
We recommend getting at least 3 quotes before committing. Our free solar score tool can connect you with up to 3 CEC-accredited, vetted solar installers in Frankston — saving you the time of researching and calling around. Every installer in our network has been verified for quality, local experience, and customer satisfaction.