Updated Energy

Solar Panel Output Calculator

Estimate solar PV energy output in kWh per day, month, and year using system size or panel count, sun hours, and realistic loss assumptions.

kWh Output Loss Modeling Savings Monthly Table

Solar Output, Savings & Schedule Estimator

Calculate PV production from system size or panels, model performance ratio and losses, estimate savings and carbon offset, and export monthly output tables.

Input Method

System Size (DC kW)

Panel Wattage (W)

Panel Count

Usable Area

Area Unit

Panel Efficiency (%)

Average Peak Sun Hours (per day)

Performance Input

Performance Ratio (0–100%)

Total System Loss (%)

Tilt/Orientation Factor (%)

Clipping Loss (%)

System Size Input

System Size (DC kW)

Panel Wattage (W)

Panel Count

Average Peak Sun Hours (per day)

Temperature Loss (%)

Inverter Loss (%)

Soiling Loss (%)

Shading Loss (%)

Wiring Loss (%)

Mismatch Loss (%)

Downtime (%)

Tilt/Orientation Factor (%)

Clipping Loss (%)

Use Output From

Electricity Rate (per kWh)

Self-Consumption (%)

Export Credit Rate (per kWh)

Annual Fixed Fees Avoided

Grid Emissions Factor (kg CO₂/kWh)

Car km per kg CO₂

Schedule Source

Seasonality Profile

Base Sun Hours (Avg Daily)

Max Rows

Export

Solar Panel Output Calculator

Solar Output, Savings & Schedule Estimator

Estimated System Size

Daily Output

Monthly Output

Annual Output

Implied PR

Average Daily kWh per kW

Estimated System Size

Performance Ratio (PR)

Daily Output

Annual Output

Total Loss

Yearly kWh per kW

Annual Solar Output

Annual Bill Value

Self-Consumed Value

Export Value

CO₂ Avoided

Driving Equivalent

Solar Panel Output Calculator

Solar Output, Savings & Schedule Estimator

Estimated System Size

Daily Output

Monthly Output

Annual Output

Implied PR

Average Daily kWh per kW

Estimated System Size

Performance Ratio (PR)

Daily Output

Annual Output

Total Loss

Yearly kWh per kW

Annual Solar Output

Annual Bill Value

Self-Consumed Value

Export Value

CO₂ Avoided

Driving Equivalent

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