Click here for a manual to help you use this calculator
NOTE: This is a very basic calculator, we do have a very advanced calculator that takes season, location and multiple other inputs to produce a consise appraisal of what SolarBoost can actually do. This calculator is mainly for use by our authorised wholesalers to use when assessing the viability of SolarBoost for a homeowner.
Click here to see what this advanced calculator is capable of.
SolarBoost Breakeven Calculator
Simplified model — hourly PV bell curve, default appliance schedules, fixed tariff.
Basic Inputs
Loads
| Load | kW | Flexible? | Priority (1=first) | Schedule (default) |
|---|---|---|---|---|
| Geyser | 06–07 & 18–20 | |||
| Pool Pump | 10–14 | |||
| Dishwasher | 20–21 | |||
| Oven (fixed) | N | — | 18:00 |
Tip: To see a clear hourly profile, keep PV ≤ inverter, tariff > 0, and at least one flexible load ON during the evening.
Results
0.00
Daily grid w/o SB (kWh)
0.00
Daily grid WITH SB (kWh)
0.00
Daily savings (kWh)
R 0.00
Daily savings (R)
R 0.00
Monthly savings (R)
R 0.00
Yearly savings (R)
N/A
Payback (months / years)
Daily Grid Import (kWh)
Daily Cost (R)
Hourly Grid Import (kWh)
Assumptions: No battery, fixed tariff, PV available = min(Inverter kW, PV peak × profile). Default schedules: Oven@18:00; Geyser 06–07 & 18–20; Pool 10–14; Dishwasher@20:00.