Solar Energy · Comstel ICT · CEC Accredited
Commercial Solar Energy
Generate, Store & Manage Your Own Power
Comstel Energy designs and installs complete solar solutions for Australian businesses — panels, inverters, batteries, hybrid systems, demand management, and grid protection — all from one CEC-accredited partner. Whether you want to lower your power bills, hedge against rising energy prices, or hit sustainability targets, we'll size and install the right system for your site.
CEC Accredited
Tier-1 Panels
Battery Storage
Finance Available
Tier-1 Panels
Battery Storage
Smart Inverters
Hybrid Systems
Free Site Assessment
Our solar specialists review your site, energy bills, and goals — then propose the right system. No cost, no obligation.
Why Solar Now
Australian Energy Costs Are Rising. Solar Pays for Itself.
Australian businesses are facing the highest commercial energy costs in years. Commercial solar is now one of the most reliable investments you can make — most systems pay for themselves within 3 to 7 years and continue producing free electricity for the remaining 20+ years of their lifespan. Comstel Energy designs systems sized to your actual demand profile, not generic templates.
Lower Power Bills
Generate your own electricity during the hours you use the most power. Most businesses see significant reductions in grid spend.
Energy Security
Solar plus battery storage keeps you running through outages and peak tariffs. Less dependence on a stressed grid.
Lower Emissions
Cut your scope 2 emissions and meet sustainability targets. Increasingly important for tenders and ESG reporting.
Government Incentives
STCs and LGCs reduce upfront cost. State and federal programs continue to support commercial solar.
Solar System Components
Six Building Blocks of a Complete Comstel Solar Solution
A modern commercial solar system is more than just panels on a roof. Comstel designs and installs every component — from panels and inverters to batteries, hybrid switching, demand management, and grid protection — so the system performs as a single optimised whole.
Commercial Solar Panels
The Generation Layer
Tier-1 commercial solar panels designed for warehouses, offices, retail, and industrial roofs. We size your array based on roof space, energy demand, and budget.
- Tier-1 manufacturer panels
- Sized for your demand profile
- 25-year performance warranty
- Optimised tilt & orientation
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Solar Inverters
The Conversion Layer
The brain of every solar system — converts DC panel output to usable AC electricity. Choose from string, central, or microinverter configurations.
- String, central, or microinverters
- Real-time monitoring & alerts
- Multiple MPPT inputs
- Grid-tied or hybrid capable
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Solar Batteries
The Storage Layer
Store the solar you generate during the day to use at night, on weekends, or during outages. Reduces grid dependence and shields you from peak tariffs.
- Lithium-ion battery storage
- Self-consumption maximisation
- Backup power during outages
- Scalable from 5kWh to 1MWh+
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Hybrid Systems
The Integration Layer
Solar, battery, and grid combined with smart switching. Maximises self-consumption, provides backup power, and intelligently chooses the cheapest energy source.
- Smart energy source switching
- Solar + battery + grid
- Backup power capability
- Maximises ROI
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Demand Management
The Optimisation Layer
Smart energy monitoring and load control to flatten demand peaks — cutting tariff charges, reducing infrastructure stress, and avoiding expensive grid upgrades.
- Peak shaving & load shifting
- Real-time energy monitoring
- Reduces demand tariff charges
- Prevents grid upgrade costs
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EMMV
The Protection Layer
Emergency Management of Mains Voltage — automated systems for safe operation when grid voltage strays outside acceptable limits. Protects your equipment and your warranty.
- Automatic voltage management
- Equipment protection
- Network compliance
- AS/NZS 4777 compliant
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Built for Your Industry
Commercial Solar Across Australian Industries
Warehousing & Logistics
Large flat roofs, daytime operations, cool-room loads — ideal solar candidates. Big systems, big savings, fast payback.
Manufacturing
High daytime energy demand from machinery and processes. Solar plus demand management cuts both consumption and peak tariffs.
Retail & Shopping Centres
Lighting, refrigeration, HVAC, point-of-sale all run on power during open hours — the same hours solar generates.
Offices & Professional
Reduce running costs, hit sustainability commitments, and demonstrate ESG progress to clients and investors.
Hotels & Hospitality
24/7 operations make battery storage especially valuable. Lock in lower energy costs across years of operation.
Healthcare & Aged Care
Battery backup keeps critical systems running during outages. Predictable energy costs help with budgeting in healthcare.
Schools & Education
Daytime use matches solar generation perfectly. Plus a powerful sustainability story for the school community.
Agriculture & Farming
Pump stations, dairy operations, cool storage. Solar plus battery handles variable rural grid quality.
How We Design Your System
From Free Site Assessment to Energy Independence — Five Steps
1
Free Site Assessment
A Comstel solar specialist reviews your site, energy bills, and goals. Aerial roof analysis, shading review, demand profile.
2
Tailored System Design
We design panels, inverters, batteries, and protection sized to your roof, demand, and budget — with clear ROI projections.
3
Approval & Finance
We handle network approval, identify available rebates and STC/LGC eligibility, and arrange finance to manage your upfront cost.
4
Install & Monitor
CEC-accredited installers deliver, mount, and commission your system. Ongoing monitoring catches issues before they impact output.
Why Comstel ICT
A Solar Partner You Can Trust to Stay Around
CEC-accredited installers. Clean Energy Council accreditation is mandatory for STC and rebate eligibility. We have it.
Local Australian operation. 10+ years operating in Australia. Not a fly-by-night solar reseller that disappears after install.
End-to-end ownership. Site assessment, design, approval, installation, monitoring, and ongoing support — all from Comstel.
Honest sizing. We design to your actual demand profile, not the biggest system we can squeeze on your roof.
One bill, one provider. Bundle solar with phones, internet, IT, and printing — consolidated invoice, single contact.
Finance available. Spread upfront costs across predictable monthly payments while immediately reducing your energy bills.
Frequently Asked Questions
Common Questions About Commercial Solar
How much can my business save with commercial solar?
Savings depend on your system size, location, energy tariffs, and consumption patterns. Most Australian commercial solar systems achieve a 3–7 year payback, after which the energy is essentially free for the remaining 20+ years of system life. Comstel models your specific numbers as part of the free site assessment.
What size solar system does my business need?
It depends on your daily and seasonal energy consumption, your roof size and orientation, and how much energy you use during daylight hours. We review at least 12 months of energy bills to understand your demand profile and design a system that maximises self-consumption rather than just exporting cheaply to the grid.
Should I add a battery to my solar system?
Batteries make sense for businesses that operate after sunset, want backup power during outages, or face high evening tariffs. They're less essential for businesses that consume most of their power during daylight hours. Comstel will model both scenarios so you can compare the ROI clearly.
What government incentives are available?
Federal Small-scale Technology Certificates (STCs) reduce the cost of systems up to 100kW. Larger systems can earn Large-scale Generation Certificates (LGCs). State and local rebates vary — Comstel identifies what your business qualifies for and handles the paperwork.
Will solar work on my roof?
Most commercial roofs are suitable for solar. Flat industrial roofs, pitched metal roofs, and tiled roofs all work with the right mounting system. Comstel reviews your roof structure, orientation, shading, and access during the site assessment to confirm suitability.
How long does installation take?
Small commercial systems (under 30kW) can typically be installed in 2–5 days. Larger systems take longer depending on roof complexity and approval timelines. Comstel gives you a clear schedule at the proposal stage and minimises disruption to your operations.
What happens if there's a blackout?
A standard grid-connected solar system shuts off during a blackout for safety reasons (anti-islanding). If keeping the lights on during outages matters to you, you need a hybrid system with battery storage and an automatic transfer switch — we design and install both.
Can I integrate solar with EV charging?
Yes. Solar-integrated EV charging is one of the smartest energy investments your business can make — you generate the energy on-site during the day and use it to charge vehicles at workplace, depot, or customer chargers. Comstel designs integrated systems so they work together optimally.
How do I get started?
Call 1300 070 747 or fill in our contact form. A real Comstel team member will respond the same business day to scope a free site assessment. We review your bills, your site, and your goals, then propose the right system with clear pricing and ROI.
Get a free solar site assessment.
A Comstel solar specialist will review your site, your bills, and your goals — then propose the right system with clear pricing and ROI projections.
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