Tesla Powerwall 3 Expansion Specifications Australia v1.9 Aug2025
Description
Powerwall 3 Expansion Specifications
Battery Technical Specifications
| Model Number | 1807000-xx-y |
| Nominal Battery Energy | 13.5 kWh |
| Voltage Range | 52 - 92 V DC (Expansion units are connected in parallel and are not field serviceable.) |
Compliance Information
Specification | Standard certified |
Safety | |IEC 62477-1: 2022 - Safety requirements for power electronic converter systems and equipment - Part 1: General |
IEC 62109-1:2010 - Safety of power converters for use in photovoltaic power systems - Part 1: General requirements | |
IEC 62109-2: 2011 - Safety of power converters for use in photovoltaic power systems - Part 2: Particular requirements for inverters | |
IEC 62933-5-2: 2020 - Electrical energy storage (EES) systems - Part 5-2: Safety requirements for grid-integrated EES systems - Electrochemical-based systems | |
IEC 62619: 2022 - Secondary cells and batteries containing alkaline or other non-acid electrolytes - Safety requirements for secondary lithium cells and batteries, for use in industrial applications | |
UL 1973: Batteries for Use in Stationary and Motive Auxiliary Power Applications | |
UL9540A: Test Method for Evaluating Thermal Runaway Fire Propagation in Battery Energy Storage Systems | |
Grid Interoperability | AS 4777.2 Grid Connection of Energy Systems via inverter Part 2 Inverter Requirements |
Energy Storage | Energy Storage Systems and Equipment [ANSI/CAN/UL 9540:2020 Ed.2] |
EMC | IEC 61000-6-1:2016 - Electromagnetic compatibility (EMC) - Part 6-1: Generic standards - Immunity standard for residential, commercial and light-industrial environments |
EN IEC 61000-6-3: 2020 - Electromagnetic compatibility (EMC) - Part 6-3: Generic standards - Emission standard for equipment in residential environments |
Environmental Specifications
| Operating Temperature | –20°C to 50°C (Performance may be de-rated at operating temperatures above 40°C.) |
| Operating Humidity (RH) | Up to 100%, condensing |
| Storage Temperature | –20°C to 30°C, up to 95% RH, non-condensing, State of Energy (SOE): 25% initial |
| Maximum Elevation | 3000 m |
| Environment | Indoor and outdoor rated |
| Ingress Rating | IP67 |
| Pollution Rating | PD3 |
Compliance Information
Certifications | IEC 62619, IEC 62933-5-2, IEC 61000-6-1:2016, and EN IEC 61000-6-3: 2020 |
Mechanical Specifications
| Dimensions | 1105 x 609 x 168 mm (These dimensions include the glass front cover being installed on the Expansion unit.) | ||
| Total Weight of Wall-Mounted Unit (includes cover and bracket) | 118.5 kg | ||
| Weight of Powerwall 3 Expansion (no cover or bracket) | 110 kg | ||
| Weight of Glass Front Cover | 6.5 kg | ||
| Weight of Wall Bracket | 1.9 kg | ||
| Weight of Expansion Unit Accessories | 0.7 kg | ||
| Mounting Options | Floor or wall mount | ||
| Stacking Capability (Floor Mount Only) | Up to (3) Expansion units behind a Powerwall 3 | ||
| Compatibility with Other Systems | Only compatible with Powerwall 3 | ||
| Connection to Powerwall 3 or Expansions | Expansion Harness | ||
| Expansion Harness Options | 0.5m | 2m | 4m |
