Skyway
Business Park — Section 2
68 kWp rooftop solar installation reducing electricity expenditure for commercial and light industrial tenants in Strydompark, Johannesburg.
68 kWp
System Size
Rooftop grid-tie solar
100 MWh
Annual Production
Estimated year 1
90 t/yr
CO₂ Offset
Carbon reduction
Partnership
Financing
Agreement structure
The Property
Strydompark,
Johannesburg
Skyway Business Park Section 2 forms part of the broader Skyway Business Park development in Strydompark, Johannesburg. The property offers well-positioned commercial premises within a highly accessible business precinct.
The park is occupied by a variety of commercial and light industrial businesses serving customers throughout Gauteng. Its location within Strydompark supports efficient business operations and strong daytime energy utilisation.
The property's electricity consumption profile and available rooftop area made it well suited to a commercial solar PV installation. The completed solar solution now offsets a significant portion of the site's energy demand while reducing long-term electricity expenditure.
Full address
Freda Road, Strydompark, Johannesburg, 2169
Sector
Commercial — Business Park
Project Economics
Financial performance
3.4 years
Payback Period
Simple payback
34%
IRR
Internal rate of return
R2.16
Blended Tariff
Per kWh (Step Tariff)
R172k
Est. Annual Savings
Year 1 projection
Monthly production
Monthly kWh generated
Monthly cost savings
Estimated Rand savings at R2.16/kWh blended tariff
Tariff Structure
Step Tariff
Tariff Year
2024/25
Specific Yield
1,511 kWh/kWp
Load Shedding Factor
10% loss assumed
Self-consumption
80%
modelled from half-hourly consumption
What We Delivered
Full-scope solution
Energy Solution
- Grid-tie solar PV
- Rooftop mounted system
- 68 kWp total capacity
- 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
Equipment
Technical specifications
Solar Panels
- Manufacturer
- Jinko Solar
- Model
- JKM575N-72HL4
- Panel Capacity
- 575 W
- Cell Technology
- N-Type Mono PERC
- Supplier
- CNBM
Inverters
- Manufacturer
- Sungrow
- Model
- SG125CX-P2
- Type
- String Inverter
- Rated Power
- 125 kW
- Monitoring
- iSolarCloud Platform
Outcomes
Client benefits
Energy Cost Savings
Immediate electricity bill reduction with R172k first-year savings.
Grid Independence
Reduced exposure to load shedding with a 3.4-year simple payback.
Carbon Reduction
90 tonnes of CO₂ offset per year supporting environmental reporting and sustainability commitments.
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