
Northriding
Commercial Park
99 kWp rooftop solar installation at a prominent commercial development in Northriding, Randburg — delivering long-term energy cost savings for office and light commercial tenants.
99 kWp
System Size
Rooftop Grid-Tie Solar
153 MWh
Annual Production
Estimated year 1
138 t/yr
CO₂ Offset
Carbon reduction
Partnership
Financing
Agreement structure
Northriding,
Randburg
Northriding Commercial Park is a prominent commercial development located within the established Northriding business node in Randburg. The property offers businesses a strategic location with convenient access to major transport routes and surrounding commercial districts.
The park accommodates a range of commercial tenants including offices, service businesses and light commercial operations. Situated within one of Johannesburg's key growth corridors, the property experiences consistent weekday operational activity.
The site's daytime electricity demand and available roof space presented an ideal opportunity for a commercial solar PV solution. The completed solar installation now reduces reliance on grid electricity while delivering long-term energy cost savings for occupiers.
Full Address
Cnr Aintree Ave and Epson Avenue, Randburg, 2169
Sector
Commercial — Business Park
Financial Performance
3.5 yrs
Payback Period
Simple payback
33%
IRR
Internal rate of return
R2.17
Blended Tariff
Per kWh (kVA Tariff)
R308k
Est. Annual Savings
Year 1 projection
Monthly Production
kWh generated from rooftop installation
Monthly Cost Savings
Estimated Rand savings at R2.17/kWh blended tariff
Tariff Structure
kVA Tariff
Tariff Year
2023/24
Specific Yield
1,533 kWh/kWp
Load Shedding Factor
10% loss assumed
Full-Scope Solution
Energy Solution
- Grid-tie solar PV
- Rooftop mounted system
- 99 kWp total installed capacity
- 180 panels — 550W each
- No battery storage required
EPC & Compliance
- Structural sign-off
- Electrical Pr. Eng sign-off
- Electrical COC
- Lightning risk assessment
Ongoing Services
- Full O&M Contract
- Asset Management Reporting
- Independent Check Metering
- Carbon Credits
- Insurance
Technical Specifications
Solar Panels
- Manufacturer
- Longi Solar
- Model
- LR5-72HPH-550M
- Panel Capacity
- 550 W
- Cell Technology
- N-Type Mono PERC
- Supplier
- Magneto
- Module Count
- 180 modules
Inverters
- Manufacturer
- Sungrow
- Model
- SG110CX
- Type
- String Inverter
- Rated Power
- 110 kW
- Monitoring
- iSolarCloud Platform
Client Benefits
Energy Cost Savings
Monthly electricity cost reduction from day one, with R308k estimated first-year savings.
Grid Independence
Reduced exposure to load shedding and municipal tariff increases with a 3.5-year payback.
Carbon Reduction
138 tonnes of CO₂ offset per year supporting sustainability goals.

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