Alternative Energy Sizing & Rebate Portal
Explore local utility incentives, federal tax programs, and sizing tools for residential & enterprise solar setups in San Francisco, California.
Calculate ROI
Configure parameters to customize the system model.
Average Monthly Bill$250
$50$500$1,000
Usable Roof Area1200 sq ft
100 sq ft2,500 sq ft5,000 sq ft
Include Battery Storage
Model Time-of-Use peak avoidance
Local Energy Resource Profiles
Grid Rate: $0.28/kWh
Peak Sun Hours: 1800 hrs/yr
Grid Emissions: 0.52 kg/kWh
Cost per Watt: $3.10/W
Interactive Sizing Flow Simulation
Sizing & ROI Projection Analysis
Calculated results model your custom solar offsets.
Estimated Payback Period High Return
3.6years
Based on a net system installation cost of $10,917 after incentives.
System Capacity
5.95 kW
Capped by 1200 sq ft usable roof space.
Annual Bill Reduction
$3000 / yr
Saves $250 average per month.
Annual Carbon Offset2.8 tons CO2/yr
1 Cars
Cars taken off the road
3 Tons
Tons of coal unburned
3 Acres
Forest acres saved
Active Local Rebates Applied:$7,536
Incl. 30% Federal Tax Credit
Commercial Sizing Engine
Configure parameters for enterprise energy audit.
Rooftop Footprint25,000 sq ft
5K sq ft125K sq ft250K sq ft
Monthly Grid Draw35,000 kWh
5K kWh250K kWh500K kWh
Enterprise Policy Factors (San Francisco)
Baseline Rate: $0.28/kWh
Commercial Cost: $2.63/W
Solar Resource: 1800 hrs/yr
Capital Tax ITC: 30% (Sec 48)
Financial Yield & Decarbonization
Calculated commercial outputs for San Francisco, California.
Estimated Payback Period High Yield
2.7years
Claims 30% Federal ITC + 5-yr MACRS depreciation. Net cost: $280,458.
Sized System Capacity
208.3 kW
Outputs 375,000 kWh/yr.
First Year ROI
37%
Annual savings over net cost.
Annual Carbon Offset97.5 tons CO2/yr
21 Cars
Cars taken off the road
94 Tons
Tons of coal unburned
117 Acres
Forest acres saved