Home Battery Savings Calculator

Configuration

1. Upload HDF File

ESB Harmonised Data File (CSV)

For security, you can delete the MPRN and Serial Number columns.

2. System Technical Details

Battery Capacity (kWh)

Usable Capacity (%)

Charge/Discharge (kW)

Efficiency (%)

Max Import (kW)

Max Export (kW)

Min SoC (%)

Max SoC (%)

3. Simulation Selection

Self-Consumption

Export Maximiser

Charges the battery from the grid during designated cheap-rate hours. It will attempt to 'force discharge' by exporting to the grid right before the cheap window starts to make space.

4. Financials

Ensure all costs and unit prices include VAT.

Total System Cost (€)

Import Tariff

Flat Rate Hourly

Export Tariff

Flat Rate Hourly

Ready to Analyze Your Energy Future?

Upload your data and configure your system on the left to get started.

Home Battery Savings Calculator

Configuration

1. Upload HDF File

2. System Technical Details

3. Simulation Selection

4. Financials

Import Tariff

Export Tariff

"Before" Scenario Summary

"After" Scenario Annual Summary

Annual Import

Annual Export

Bill (After)

Annual Savings

Payback Period

Self-Sufficiency

Battery Size vs. Annual Savings

Total Monthly Consumption (Last 12 Months)

Daily Analysis

Energy Flow for

Summary for

Ready to Analyze Your Energy Future?