Residential Solar
Custom-designed rooftop solar systems for homes.
- Solar panel installation
- Inverter systems
- Battery storage
- Energy monitoring
SunPeak Energy — solar and battery installation in Cape Town
Solar & battery specialists · Cape Town
Power Your Future With Solar
SunPeak Energy provides professionally designed solar and battery systems that help homeowners and businesses reduce electricity costs, ride out outages and gain real energy independence — engineered around your usage, not a generic package.
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Years Experience
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Installations
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Year Panel Warranty
Certified
Installers & Electricians
Savings calculator
See How Much You Could Save
Adjust the inputs below for an instant indication of the system size and savings your property could achieve.
Your details
R
Property type
Approximate usable roof size60 m²
Not sure? A typical single-storey home has roughly 50–90 m² of usable north-facing roof.
Your estimate
Recommended system size
6.0 kW
≈ 13 panels · 72% of your usage covered
- Estimated monthly savings
- R2 318
- Estimated annual savings
- R27 821
- Estimated 20-year savings
- R751 162
These figures are an estimate only, based on typical Western Cape irradiation and average tariffs with modest annual increases. Your actual system design and savings are confirmed after a free on-site assessment.
Get an exact quoteAlready have solar? See what adding batteries could do. Curious about production totals? Our systems have generated over 0 GWh to date.
Why choose solar
Four reasons solar makes sense right now
Solar has moved from a nice-to-have to a practical financial and resilience decision for South African property owners.
Lower Energy Bills
Reduce reliance on expensive grid electricity by generating power on your own roof.
Energy Independence
Generate your own clean electricity and insulate yourself from future tariff increases.
Battery Backup
Keep essential appliances running during outages with correctly sized storage.
Increase Property Value
A professionally installed solar system can make a property more attractive to buyers.
Solar solutions
Systems designed for your property type
Every SunPeak installation starts with a site assessment and a system design signed off by our engineers.
Commercial Solar
Solar solutions designed to reduce operating costs for businesses.
- Rooftop installations
- Large-scale systems
- Energy audits
- Commercial battery storage
Battery Storage
Home and commercial battery systems that store excess solar energy.
- Backup power
- Smart energy management
- Solar integration
- Load-shedding protection
How it works
Four steps from first call to first savings
A clear, predictable process — you always know what happens next and who is doing it.
- 1
Free Consultation
We review your electricity usage and property to understand what you actually need.
- 2
Custom System Design
Our engineers design a system specifically for your requirements, roof and budget.
- 3
Professional Installation
Certified technicians complete the installation safely, neatly and professionally.
- 4
Start Saving
Monitor your solar production and reduce your reliance on grid electricity.
Grid usage reduced
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Featured installation
Cape Town Residential Solar Upgrade
A family home in the southern suburbs wanted lower bills and reliable backup during outages. We designed a hybrid system sized to their evening load profile and installed it over three days.
System
- 8.8 kW solar array
- 10 kWh battery storage
- Hybrid inverter
Results
- 72% reduction in grid electricity usage
- Estimated annual saving: R28,500
- Backup power during outages
Recent projects
Installations across homes, businesses and farms
A selection of recent SunPeak systems — residential rooftops, commercial arrays and battery retrofits.
Residential Solar + Battery
Luxury Residential Home
Constantia, Cape Town
12.4 kW · 20 kWh
Residential Solar
Modern Suburban Home
Durbanville
6.6 kW · 10 kWh
Commercial Rooftop
Commercial Warehouse
Epping Industria
220 kW
Commercial Solar + Backup
Office Building
Century City
96 kW · 120 kWh
Agricultural Ground Mount
Farm Installation
Wellington
150 kW
Battery Retrofit
Battery Storage Installation
Stellenbosch
15 kWh
Why SunPeak Energy
Installed properly. Supported for the long run.
Solar is a 25-year asset on your roof. We build every system to be inspected — neat cabling, correct mounting, compliant documentation and a team you can still reach in five years' time.
- Certified installers
- Premium solar equipment
- Custom system designs
- Transparent pricing
- Professional installation
- Long-term support
Solar equipment
The equipment we install
We standardise on a short list of proven components so our team knows them inside out and support stays simple.
Generation
High-Efficiency Solar Panels
Monocrystalline all-black modules chosen for consistent output, low degradation and a clean rooftop finish.
- Tier-1 monocrystalline
- Product & performance warranty
- Certified mounting systems
Conversion
Hybrid Inverters
Grid-tied hybrid inverters that manage solar, battery and grid supply, sized to your household or site load.
- Solar + battery ready
- Load management
- Remote firmware support
Storage
Lithium Battery Storage
Modular lithium iron phosphate batteries that store surplus solar for evening use and outage backup.
- Modular capacity
- Wall or floor mounted
- Expandable later
Monitoring
Smart Energy Monitoring
Live monitoring of production, consumption and battery state through a simple app dashboard.
- Production & usage view
- Monthly reporting
- Fault alerts
Testimonials
What our customers say
Residential and commercial clients across the Western Cape.
“SunPeak handled everything from the initial consultation through installation. The system looks great and our electricity usage from the grid has dropped dramatically.”
Michael R. — Cape Town
Residential customer
“The design proposal explained exactly what we would generate and save each month. Installation took two days and the team left the roof and DB board spotless.”
Nadia P. — Durbanville
Residential customer
“They audited our load profile before quoting, which gave us confidence in the numbers. Our daytime production now covers most of our production line demand.”
Johan van der Merwe — Epping Industria
Operations Director, commercial customer
FAQ
Straight answers to the questions we hear most
Still unsure about something? Ask us during your free consultation — no sales pressure.
Ready to Take Control of Your Energy Costs?
Get a free, no-obligation solar assessment and find out what system would work best for your property.