Commercial Solar
Victoria
The complete commercial solar guide for Victoria businesses. System costs, government incentives, LGC eligibility, DNSP connection, and ROI analysis — updated March 2026.
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Victoria Commercial Solar — Key Metrics 2026
Peak Sun Hours
4.0h
Daily average
Commercial Rate
28c/kWh
Average VIC tariff
100 kW Savings
$24,200
Electricity/yr
200 kW LGC
$9,566
Cert. revenue/yr
Typical Payback
3.6yr
100 kW system
500 kW Total
$144,913
Savings+LGC/yr
DATA: CLEAN ENERGY REGULATOR · AEMO · AUSNET SERVICES · UPDATED MARCH 2026
Commercial Solar in Victoria — 2026 Overview
Victoria's commercial solar sector has grown rapidly to 860 MW of installed capacity in 2026, driven by Melbourne's large industrial economy and the state government's ambitious clean energy targets. While Victoria's 4.0 peak sun hours are lower than Queensland and WA, the combination of competitive electricity rates (26–32c/kWh), five distribution network service providers creating a sophisticated grid ecosystem, and the Victorian Energy Upgrades program creates compelling commercial solar economics for the state's 720,000+ businesses.
Melbourne's manufacturing heartland — the western suburbs of Sunshine, Laverton, Altona, and Williamstown; the northern corridor of Campbellfield, Thomastown, and Reservoir; and the south-eastern precinct of Dandenong, Braeside, and Mulgrave — collectively represents Australia's second-largest concentration of commercial solar opportunity. Victoria's food and beverage manufacturing sector, construction and building materials industry, and the growing healthcare and aged care sector are all active commercial solar markets.
Victoria's regulatory environment is among Australia's most developed for commercial solar. The Essential Services Commission (ESC) sets minimum feed-in tariff benchmarks. The Victorian Energy Upgrades (VEU) program provides incentive frameworks for energy efficiency and electrification. AEMO manages Victoria's participation in the NEM. Five DNSPs each with their own connection processes and timelines create complexity but also opportunity — businesses that understand their DNSP's specific framework can navigate the system more efficiently.
Commercial Solar Costs — Victoria 2026
Installed system prices for VIC including panels, inverters, racking, electrical work, monitoring, DNSP application management, and commissioning. LGC revenue figures at $42/MWh. Self-consumption modelled at 70%.
| System | Installed Cost | Elec. Savings/yr | LGC Rev/yr | Total Benefit | Payback | Incentive |
|---|---|---|---|---|---|---|
| 50 kW | $60,000–$67,500 | $12,100 | — | $12,100 | 5.0 yr | STCs |
| 100 kW | $105,000–$120,000 | $24,200 | $4,783 | $28,983 | 3.6 yr | LGCs * |
| 200 kW | $180,000–$210,000 | $48,399 | $9,566 | $57,965 | 3.1 yr | LGCs * |
| 500 kW | $450,000–$525,000 | $120,998 | $23,915 | $144,913 | 3.1 yr | LGCs * |
* LGCs ≈$42/MWh · systems ≥100 kW · 70% self-consumption modelled · costs before STCs or LGC revenue
Commercial Solar by Industry — VIC
Each industry sector in Victoria has different electricity consumption patterns, roof characteristics, and commercial solar ROI. Here's how the key sectors stack up:
🏭Manufacturing — Melbourne's West, North & South-East
Melbourne's three manufacturing corridors offer Victoria's strongest commercial solar ROI. The western corridor (Sunshine, Laverton North, Altona, Williamstown) houses food manufacturing, petrochemical storage, and materials processing under Powercor's network. The northern corridor (Campbellfield, Thomastown, Reservoir, Preston) covers automotive components, construction materials, and general manufacturing under Jemena. The south-eastern corridor (Dandenong, Braeside, Mulgrave, Rowville) hosts electronics, pharmaceutical, and logistics businesses under United Energy. All three corridors have high daytime electricity consumption, large flat or low-pitched roof areas, and business operating hours that align well with solar generation profiles. A 400 kW system on a Dandenong distribution centre generates approximately $130,000/year in combined electricity savings and LGC revenue.
🍷Food, Beverage & Agribusiness
Victoria's food and beverage manufacturing sector — worth approximately $26 billion annually — is one of the state's largest commercial solar markets. Dairy processors (Lion, Fonterra), beverage producers, meat processors, and grain handlers all operate under high continuous electricity loads. The Goulburn-Murray irrigated cropping region (Shepparton, Echuca, Swan Hill) has seen strong agribusiness solar adoption driven by Essential Energy connections in NSW spillover and AusNet Services in Gippsland. Victoria's wine regions — the Yarra Valley, Mornington Peninsula, and Rutherglen — have significant hospitality and cold storage facilities suited to commercial solar. One Shepparton food processor reported a $180,000/year electricity saving from a 350 kW system — a 3.2-year payback.
🏗️Construction, Building Materials & Property
Victoria's construction boom — driven by population growth, infrastructure spending under the Big Build, and the 2026 Commonwealth Games legacy — has created high commercial solar demand in the construction supply chain. Concrete batching plants, timber yards, brick manufacturers, and steel service centres all have large roofs and high electricity loads from heavy machinery. Property developers and commercial landlords are increasingly installing solar on speculative buildings — both to attract ESG-focused tenants and to demonstrate sustainability commitments required by major institutional investors.
⚡Energy Transition — EV & Electrification
Victoria's rapid transition to electric vehicles and industrial electrification is creating new commercial solar opportunities. Bus depot operators (Public Transport Victoria, Transit Systems) are installing solar-EV charging systems. Electrified commercial kitchens, heat pumps replacing gas boilers, and electric forklifts replacing LPG all create additional daytime electricity loads that solar can offset. A commercial kitchen in Melbourne's hospitality precinct installing 50 kW of solar alongside electric appliances can reduce gas and electricity costs by $22,000/year — better economics than solar alone.
🎓Education — Schools, TAFE & Universities
Victoria's 1,700+ government schools, dozens of TAFE campuses, and major universities collectively represent one of Australia's largest commercial solar pipeline. The Victorian government's Solar for Schools program has funded installations at hundreds of schools, and the program continues. Private schools — particularly those with large campus rooftops — have been proactive solar adopters without requiring government grants. Monash University's Clayton campus has installed multiple large commercial arrays. TAFE campuses with trades and hospitality training facilities combine high electricity loads with excellent rooftop access.
Commercial Solar by City — VIC
Select your Victoria city for detailed commercial solar analysis including local grid conditions, DNSP specifics, and business-type breakdowns:
GRID CONNECTION — VIC
Connecting Commercial Solar to the VIC Grid
Victoria's five-DNSP structure is the most complex of any Australian state, but experienced commercial solar installers navigate it routinely. The five DNSPs are: CitiPower (Melbourne CBD and inner suburbs within ~10km radius); Jemena (Melbourne's north-west: Essendon, Moonee Valley, Hume, Macedon Ranges); AusNet Services (Melbourne's east and north-east plus Gippsland and north-east Victoria — the largest geographic coverage); Powercor (Melbourne's west from Sunshine outward, and regional western Victoria including Geelong, Ballarat, Warrnambool, and Hamilton); United Energy (Melbourne's south-east from Port Phillip to Frankston, plus the Mornington Peninsula and Bass Coast).
For commercial solar connections above 30 kW, businesses must submit a formal connection enquiry to their relevant DNSP before installation can begin. CitiPower and United Energy tend to have the most streamlined processes (8–12 weeks typical). AusNet Services in some eastern Melbourne zones can take 12–16 weeks, particularly in high-solar-penetration areas. Powercor's western Melbourne connections are typically 8–12 weeks, while regional Powercor connections in Geelong and Ballarat vary by local network conditions. Jemena's north-west Melbourne connections are typically 8–12 weeks.
Victoria's Essential Services Commission regulates minimum FIT benchmarks (currently approximately 6.7c/kWh for eligible small commercial customers) and network access pricing. The VEU program creates additional frameworks relevant to businesses combining solar with electrification or energy efficiency measures. AEMO's Victorian DER Integration Roadmap is among Australia's most advanced, enabling high levels of commercial solar penetration in most metropolitan zones.
DNSP(S)
AusNet Services, CitiPower, Powercor, United Energy, Jemena
CONNECTION TIME
8–16 weeks (>30 kW)
LGC THRESHOLD
100 kW
REGULATOR
Essential Services Commission (ESC)
Commercial Solar Incentives — VIC 2026
Victorian commercial solar businesses access federal incentives supplemented by state programs. Federal STCs (Zone 3) for systems under 100 kW are worth approximately $10,000–$19,000 for 50–99 kW systems — somewhat lower than Zone 1 or 2 states but still meaningful. LGCs for 100 kW+ systems at $42/MWh generate $25,000–$60,000/year for 200–500 kW installations, identical to other NEM states.
Victorian state programs add additional support. The Victorian Energy Upgrades (VEU) program — one of Australia's longest-running energy efficiency certificate programs — provides incentives for commercial energy efficiency measures including some electrification projects that work in conjunction with solar. While VEU is not a direct solar incentive, businesses combining solar with electrification of heating, cooling, or process equipment can maximise both programs. The Solar Homes program (residential focused) has demonstrated the state government's commitment to solar as policy, and commercial programs have followed. The Victorian government's Big Build infrastructure program includes commercial solar requirements for eligible public buildings.
ATO tax depreciation applies nationally: commercial solar depreciable over 20 years under Division 40, with accelerated options improving early cash flow. CEFC low-interest financing is available for Victorian commercial solar projects above $50,000. Several Victorian councils — particularly Melbourne, Yarra, Moreland, and Port Phillip — offer business grants and support programs that periodically include energy components.
FEDERAL STCs (<100 kW)
~$16,632
Approx. upfront discount · 99 kW system · Zone 3
LGCs (≥100 kW)
$9,566/yr
Annual LGC revenue · 200 kW VIC system · ~$42/MWh
ATO DEPRECIATION
Div. 40 / Temp. Full Exp.
Commercial solar depreciable over 20 yrs; accelerated options available
CEFC FINANCING
Low-Interest Loans
From $50K · qualifying commercial renewable projects
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Calculate My VIC ROIFREQUENTLY ASKED QUESTIONS — COMMERCIAL SOLAR VIC
Which Victorian DNSP manages my commercial solar connection?
Five DNSPs serve Victoria: CitiPower (CBD and inner suburbs); Jemena (north-west Melbourne: Essendon, Moonee Valley, Sunbury); AusNet Services (eastern Melbourne, Gippsland, north-east); Powercor (western Melbourne from Sunshine west, plus Geelong, Ballarat, Warrnambool); United Energy (south-east Melbourne, Mornington Peninsula). Your address's DNSP can be identified through the AER's online postcode lookup tool. Your commercial installer will confirm DNSP and manage the connection application.
What commercial solar payback should Victorian businesses expect?
Victorian commercial solar payback ranges from 4–7 years. Systems above 100 kW with LGC revenue: 4–5.5 years. Sub-100 kW on STCs only: 5–7 years. Victoria's lower sun hours (4.0h vs 5.2h in QLD) mean slightly longer paybacks than northern states, but large system sizes, competitive installer market, and VEU incentives partially offset this. Manufacturing businesses with high daytime consumption consistently achieve the best results.
Does Victoria have a commercial solar grant in 2026?
No current dedicated commercial solar cash grant. Victorian businesses access: federal STCs (Zone 3, $10,000–$19,000 on a 99 kW system); LGCs for 100 kW+ systems ($25,000–$60,000/year); VEU program incentives for electrification; and CEFC low-interest financing. Some Victorian councils offer business energy grants periodically. Monitor the Victorian DEECA (Department of Energy, Environment and Climate Action) website for new programs.
How many peak sun hours does Melbourne get for commercial solar?
Melbourne averages 4.0 peak sun hours/day (annual average). This drops to approximately 3.0–3.5h in winter (June–August) and rises to 5.5–6.5h in summer (December–February). Commercial solar system sizing uses the annual average. Melbourne's relatively cool summer temperatures actually improve panel efficiency compared to Darwin or Brisbane — solar panels perform better at lower temperatures. The lower sun hours vs northern states mean Victorian businesses need approximately 25–30% more installed kW to generate the same annual output.
What is Victoria's commercial feed-in tariff rate?
The ESC sets a minimum FIT benchmark of approximately 6.7c/kWh in 2026 for eligible small business customers. Larger commercial systems negotiate FITs directly with their electricity retailer. At 6.7c/kWh export vs 26–32c/kWh purchase, maximising self-consumption is always the priority. Businesses with significant evening or overnight loads benefit from battery storage that shifts daytime solar to after-hours consumption, avoiding the low export rate.
Can Victorian businesses participate in a virtual power plant?
Yes. Multiple VPP operators — AGL, Simply Energy, Origin — offer commercial customers payment for grid services in exchange for remote management of battery systems during peak demand events. Victorian businesses with 250 kWh+ battery installations can earn $8,000–$25,000/year in VPP participation fees on top of self-consumption savings and LGC revenue. Victoria's high renewable penetration makes VPP participation increasingly valuable as grid management needs grow.
How long does commercial solar installation take in Victoria?
Total timeline: 12–20 weeks from contract signing to energisation. DNSP connection approval: 8–16 weeks (varies by DNSP and zone). Equipment procurement: 2–6 weeks. Physical installation: 3–14 business days. Metering and commissioning: 1–2 weeks. Regulatory requirements: Certificate of Compliance (Electrical), building approval for some structures, DNSP energisation approval. Businesses should plan for 4–5 months from contract to operation for large commercial systems.
What VEU incentives complement commercial solar in Victoria?
The Victorian Energy Upgrades (VEU) program provides incentives for energy efficiency and electrification measures. While not a direct solar incentive, businesses combining solar with VEU-eligible measures — heat pump water heaters replacing gas, electric HVAC replacing gas ducted systems, commercial refrigeration upgrades — can claim both VEU certificates and solar self-consumption benefits simultaneously. An electrification-plus-solar package for a commercial kitchen might save $35,000/year from electricity and gas reduction, with VEU certificates contributing $5,000–$15,000 in additional value.