| Option 1 | Option 2 | Option 3 | |||
|---|---|---|---|---|---|
| Inverter | Model | Kodak OG5.48 | Sunsynk 5K | Sunsynk 8K |
|
| Power | 5 kW | 5.5 kW | 8.8 kW | ||
| Off-Grid | Hybrid | Hybrid | |||
| Battery | Model | 2 x Pylontech US5000 | 2 x Pylontech US5000 | 2 x Pylontech US5000 | |
| Capacity | 9.6 kWh | 9.6 kWh | 9.6 kWh | ||
| Back-Up Time | 10 hours | 10 hours | 10 hours | ||
| Back-Up System Price | R 80,000 | R 100,000 | R 120,000 | ||
| Solar PV Panels | Installed Rating | 4.8 kWp | 4.8 kWp | 7.2 kWp | |
| Usage Reduction | 10 kWh/day | 21.6 kWh/day | 32.4 kWh/day | ||
| Cost Savings | R 600 /month | R 1,260 /month | R 1,920 /month | ||
| Solar Panels Price | R 60,000 | R 60,000 | R 80,000 | ||
| Return on Panels Investment | 12 %p.a. | 33 %p.a. | 28 %p.a. | ||
| Total System Price | R 140,000 | R 160,000 | R 200,000 | ||