Solar Panel Savings Stevenage: What You'll Save

Stevenage Savings Overview

Our 120+ Stevenage installations provide clear savings data:

Average Savings by System

System

Investment

Annual Savings

Payback

3kW	£5,500	£680	8.1 years
4kW	£6,800	£900	7.6 years
4kW + battery	£11,000	£1,180	9.3 years
5kW + battery	£12,500	£1,380	9.1 years

Case Study: Chells Semi-Detached

• Property: 3-bed semi
• System: 4.2kW on pitched roof + 1.5kW on flat garage
• Total investment: £12,200 (including battery)
• Annual generation: 4,850 kWh
• Self-consumption: 78% (with battery)
• Annual savings: £1,290
• Payback: 9.5 years

East-West System Savings

Properties with east-west roofs still achieve excellent savings:

System

South-Facing

East-West

4kW annual gen	3,600 kWh	3,200 kWh
Annual savings	£950	£850
Payback	7.2 years	8.0 years

Key insight: East-west systems cost the same but generate 10-15% less. Still excellent ROI.

Related Guides

• Solar Panel Costs in Stevenage
• Solar Panel Installation Stevenage
• Stevenage Location Page