Sentinel EMS™

Sentinel Residential Savings Calculator

Upload the customer's proposal PDF to auto-populate, or enter figures manually. All fields can be adjusted at any time.

Auto-populate from proposal optional, all fields editable manually

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Drop a solar proposal PDF here or click to browse

Key figures will be extracted automatically

Customer details

Customer name

Property address (line 1)

Order type

Solar + BatteryPV, storage and Sentinel EMSBattery onlyStorage and Sentinel EMS, no solar

System specification

Solar PV size

kWp

Battery capacity

kWh

Inverter power rating

Annual generation

kWh/yr

Annual consumption

kWh/yr

Total system cost

Solar & battery figures enter directly from the proposal

Annual bill savings (yr 1)

Payback period

years

25-year cumulative return

Rate of return on investment

Tariff with the system

FlatStandard single rate, no tariff switchEconomy 7Cheap overnight 00:00–07:00Octopus GoCheap overnight 00:00–05:00Octopus FluxCheap 02:00–05:00, peak 16:00–19:00

Tariff rates

Standard import rate (no system)

p/kWh

Cheap 9p, day 30p, peak 30p; export 12p (battery 12p).

Occupancy

Home all dayMost use during the dayIn half the dayMixed usage patternOut during the dayMost use mornings and evenings

PV used directly in home (no battery)

Energy price inflation assumption

Annual energy price inflation rate7%

3%15%

Scenarios:

Still needed before a report can be produced: Solar PV size, Battery capacity, Inverter power rating, Annual generation, Annual consumption, Total system cost, Annual bill savings (yr 1), Payback period, 25-year cumulative return.