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Cape Town · SAPVIA-verified

Solar panels in Constantia
— save R1,150–R1,600/month

Constantia receives 4.9 peak sun hours/day and pays R3.21/kWh. Get a free, no-obligation quote from SAPVIA-registered Cape Town installers in 90 seconds.

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Peak sun hours/day
4.9 h
PVGIS v5.2 suburb data
Monthly saving (5 kW)
R1,150–R1,600
Grid-tied, typical usage
Electricity tariff
R3.21/kWh
2025/26 residential
Payback period
4.6–6.3 yrs
5 kW at R87,500

5 kW system · 80% yield · 60–85% self-consumption. Methodology

Solar in Constantia: suburb-specific data

Constantia is a suburb of Cape Town in the Western Cape. With 1,780 kWh/kWp/year of solar irradiance, a 5 kW system generates approximately 593 kWh/month.

At R3.21/kWh, this generation is worth R1,150–R1,600 per month depending on self-consumption. FlowLeads uses suburb-level PVGIS data — not city or province averages — so your quote reflects Constantia's actual solar conditions.

Constantia has a population of approximately 18,000, forming part of the broader Cape Town metro area.

SAPVIA-registered installers
All FlowLeads installers serving Constantia are SAPVIA-registered with valid ECSA COC certificates.
Suburb-precise irradiance
Your quote uses Constantia's actual PVGIS irradiance — not a city average. The result is a more accurate savings estimate.
Battery backup included
Quotes include a battery option sized for Cape Town's load-shedding schedule and your home's load.
Zero spam guarantee
Under POPIA, your data is used only to connect you with your chosen Constantia installer.

Solar system sizes for Constantia homes

Based on R3.21/kWh tariff and 1,780 kWh/kWp/yr irradiance.

SystemSaving in ConstantiaCost rangePayback
3 kWR700 – R950R45k–R70k~5 years
5 kWR1,150 – R1,600R70k–R105k~4.6 years
8 kWR1,850 – R2,600R105k–R155k~4.2 years
10 kWR2,300 – R3,250R145k–R200k~4.4 years

Solar FAQ for Constantia homeowners

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