Solarfield Commercial Solar ← SolarField
Solar ROI Configurator
☀ Instant ROI Analysis

How Much Could Solar
Save Your Business?

Configure your installation and see real savings, payback period, and 25‑year returns — updated live.

Your Business
Business Type
Annual Electricity Bill
£24,000
£5k£500k
Unit Rate (p/kWh)?
24p
15p45p
System Configuration
System Size
100 kWp
10 kWp1,000 kWp
Battery Storage
None
Self-Consumption Rate?
70%
40%95%
Roof Orientation
UK Region
Finance & Incentives
Finance Method
Annual Energy Price Rise?
5%
2%12%
SEG Export Rate (p/kWh)?
5p
2p20p
Live
Bill offset by solar0%
25‑Year Total Savings
£0
After all costs, across system lifetime
Year 1 Savings
£0
vs current bills
Payback Period
— yrs
before pure profit
System Output
0 kWh
estimated per year
Install Cost
£0
before incentives
Annual ROI (Year 1)
0%
return on investment
Cumulative savings vs. investment (25 yrs)
🌿
Annual Carbon Savings
0 tonnes CO₂
No obligation · Nottinghamshire & Midlands · MCS Certified
Calculation Assumptions
  • Generation: kWp × location irradiance × orientation factor
  • Panel degradation: 0.5% per year over 25 years
  • Inverter replacement at year 12: ~5% of system cost
  • O&M: £10/kWp/year from year 2
  • Electricity price escalation applied year-on-year
  • Estimates only — site survey required for formal proposal