8kW Solar System Price in South Africa (2026)
An 8kW solar system from Erazon Solar costs R106 400 to R108 086 installed, including panels, battery, installation and the electrical CoC. An 8kW system suits most family homes that want solar to carry the house during the day, not just the essentials.
8kW solar system prices: our packages
Prices and equipment are live from our price list. Daily output is an estimate for Pretoria, based on about 5.6 peak sun hours a day.
Deye 8kW
- Deye 8kW Hybrid Inverter (2025 model)
- MUST 10.24kWh Lithium Battery (48V 200Ah)
- 10x Canadian Solar 620W Bi-Facial Panel (6.20 kWp, about 28 kWh a day)
- 5 Year Workmanship Warranty
Sunsynk 8kW
- Sunsynk 8kW Hybrid Inverter
- MUST 10.24kWh Lithium Battery (48V 200Ah)
- 10x Canadian Solar 620W Bi-Facial Panel (6.20 kWp, about 28 kWh a day)
- 5 Year Workmanship Warranty
What can an 8kW solar system run?
- Everything a 6kW runs
- Kettle, microwave and toaster in the same hour
- Pool pump during the day
- One or two inverter aircons
- Dishwasher or tumble dryer in sun hours
Running a 3kW geyser, oven and aircons all at once can still push past 8kW. We look at your real usage before you choose.
What is included in the 8kW price?
- Inverter, lithium battery and solar panels as listed
- Installation by our Pretoria-based team
- Electrical Certificate of Compliance (CoC)
- 5 Year Workmanship Warranty
- Manufacturer warranties on the equipment
What can change the final price?
- Extra batteries if you want longer backup at night
- An old or full distribution board that needs upgrading first
- Long cable runs between the roof, inverter and DB board
- Ground-mounted panels instead of a roof mount
- A three-phase supply, which needs a three-phase inverter
How does 8kW compare with other sizes?
| System size | Installed price | Battery | Panels |
|---|---|---|---|
| 5kW solar system | R62 780 – R72 780 | 5.12 kWh | 6 |
| 6kW solar system | R80 596 – R92 910 | 10.24 kWh | 8 |
| 8kW | R106 400 – R108 086 | 10.24 kWh | 10 |
| 10kW solar system | R109 402 – R123 841 | 10.24 kWh | 12 |
| 12kW solar system | R144 488 – R155 746 | 15.36 kWh | 18 |
| 16kW solar system | R192 175 – R195 775 | 20.48 kWh | 24 |
| 20kW solar system | R246 222 | 28.6 kWh | 36 |
Not sure which size you need? Try our solar calculator, see inverter and battery backup options, or read how our hybrid solar installation works.
8kW solar system: common questions
How much is an 8kW solar system in South Africa?
Our 8kW Deye and Sunsynk packages are shown here with live installed prices, including 10 panels, a roughly 10kWh battery, installation and the CoC.
Deye or Sunsynk 8kW: which is better?
Both are proven hybrid inverters with similar performance. Price, monitoring app and support are the main differences; we help you choose at the assessment.
Can an 8kW system run my geyser?
It can, if the geyser runs in the middle of the day when the panels produce most. Many owners add a geyser timer so it heats on solar.
How many panels come with an 8kW system?
Our 8kW packages include 10 bifacial panels. The exact number and wattage per package is listed on this page.
Get a price for an 8kW system on your home
Tell us roughly what you spend on electricity and your suburb. We confirm the right size before you pay anything.