| Pumps Size Daily Run Hours Daily Power Consumption Average Electricity Cost Daily Cost Saving Monthly Cost Saving Annual Cost Saving Payback (Pump Only) Payback (Combo) Payback (Combo + Installation) | 1.1 8 8.8 2.55 R22.44 R673.20 R8078.40 0.99 2.06 3.1 | kWh kWh R/kWh Years Years Years |