Tesla Powerwall 3 Battery 13.5kWh with Integrated 11.5kW Inverter
*This Tesla item is only available for purchase to be installed by certified installers. Orders from non-certified individuals or organizations will have this item removed prior to processing.
Key Features
- 13.5kWh Capacity: Adds extra storage for solar self-consumption or emergency backup.
- Broad Compatibility: Works exclusively with Powerwall 3 (model 1707000-xx-J or later).
- Sturdy Construction: IP67-rated for indoor/outdoor use, resistant to temperatures –20°C to 50°C.
- Expandable System: Up to 3 expansion units per Powerwall 3, for a total of 94.5kWh.
- 10-Year Guarantee: Maintains at least 70% performance after a decade.
- All-Black NEMA 3R Enclosure: Stylish and weatherproof for any installation.
Installation & Integration
- Requires Tesla-certified technician installation.
- Connects via Tesla Expansion Harness (0.5m, 2m, or 4m lengths).
- Not field-serviceable — faulty units must be exchanged.
- Floor or wall-mount options, stackable up to 3 expansion units (floor mount only).
Technical Specifications
- Battery Capacity: 13.5kWh
- Battery Type: Lithium-ion
- Compatibility: Tesla Powerwall 3 only
- Operating Temperature: –20°C to 50°C (–4°F to 122°F)
- Operating Humidity: Up to 100%, condensing
- Storage Temperature: –20°C to 30°C (–4°F to 86°F), 25% SOE
- Maximum Elevation: 3000 m (9843 ft)
- Enclosure Rating: NEMA 3R / IP67
- Dimensions (HxWxD): 43.5 × 24 × 6.6 in (1105 × 609 × 168 mm)
- Total Weight (Wall-Mounted): 261.2 lb (118.5 kg)
- Expansion Weight: 242.5 lb (110 kg)
- Glass Cover Weight: 14.5 lb (6.5 kg)
Applications
- Residential energy storage
- Solar self-consumption
- Backup power supply
- Energy optimization for commercial properties
Warranty & Compliance
- Warranty: 10 years with 70% minimum performance retention
- Certifications: UL 1973, UL 9540
- Tesla Powerwall 3 - Specsheet
- Tesla Powerwall 3 - Installation Manual
- Tesla Powerwall 3 - Battery Certificate
- Tesla Powerwall 3 - Warranty