Brand Partner
Tesla Energy
Battery Storage
Tesla
Powerwall 3
13.5kWh. Integrated inverter. Whole-home backup.
Tesla's flagship home battery with integrated solar inverter, 13.5kWh usable capacity, and whole-home backup.
- 13.5kWh usable capacity
- Integrated solar inverter
- Whole-home backup
- 10-year warranty
- Tesla app control
10-year product warranty
From £8,999 installed
Also see: Our full Battery Storage service →
Full Specifications
Technical Specifications
| Warranty | 10 years / 70% end-of-warranty capacity |
| Dimensions | 1130 × 762 × 193mm |
| Monitoring | Tesla app (iOS & Android) |
| Backup Power | 11.5kW (185A peak) |
| On-Grid Power | 11.5kW continuous |
| Certifications | CE, G100, MCS compatible |
| Operating Temp | -20°C to +50°C |
| Solar Inverter | Integrated, up to 7.6kW |
| Usable Capacity | 13.5kWh |
| Round-Trip Efficiency | 97.5% |
Why we install Tesla Energy
Tesla Powerwall 3 is the simplest, most reliable all-in-one solution for customers who want solar and battery in one box. The Tesla app is best-in-class for monitoring, and the 10-year warranty with guaranteed 70% capacity retention gives our customers real peace of mind.
View all Tesla Energy products.jpg)
Ready to explore your home's solar potential?
Get a fixed price quote in less than 60 seconds