Powerwall Specifications
Tesla AC Powerwall with Gateway 2.0 is certified for Performance category A & B with Abnormal categories II & III.
For full compliance to IEEE 1547-2018 and IEEE 1547.1-2020 GW.0 with SMC shall be used with ACPW.
Performance Specifications
| AC Voltage (Nominal) | 120/240 V |
| Feed-In Type | Split Phase |
| Grid Frequency | 60 Hz |
| Total Energy1 | 14 kWh |
| Usable Energy1 | 13.5 kWh |
| Real Power, Max Continuous (On-Grid) | 5 kW (charge and discharge) |
| Real Power, Max Continuous (Off-Grid) | 7 kW |
| Real Power, Peak (10 s, Off-Grid/Backup) | 10 kW (charge and discharge) |
| Apparent Power, Max Continuous | 5.8 kVA (charge and discharge) |
| Apparent Power, Peak (10 s, Off-Grid/Backup) | 10 kVA (charge and discharge) |
| Maximum Continuous Current | 24 A |
| Maximum Output Fault Current | 70 A |
| Overcurrent Protection Device | 30 A |
| Surge withstand Voltage on AC Ports | 4kV |
| Surge withstand Voltage on Communication Ports | 2kV |
| Radiated RF Immunity | 35V/m |
| Imbalance for Split-Phase Loads | 100% |
| Power Factor Output Range | +/– 1.0 adjustable |
| Power Factor Range (full-rated power) | +/– 0.85 |
| Internal Battery DC Voltage | 50 V |
| Maximum Short-Circuit Current Rating | 10 kA |
| Round Trip Efficiency1,2 | 90% |
| Connection / Reconnection Range | 0 - 600 s |
1 Values provided for 25°C (77°F), 3.3 kW charge/discharge power.
2 AC to battery to AC, at beginning of life.
Mechanical Specifications
| Dimensions | 1150 mm x 753 mm x 147 mm (45.3 in x 29.6 in x 5.75 in) |
| Weight | 114 kg (251.3 lbs) |
| Mounting | Floor or wall mount |
Environmental Specifications
| Operating Temperature | –20°C to 50°C (–4°F to 122°F)4 |
| Operating Humidity (RH) | Up to 100%, condensing |
| Storage Conditions | –20°C to 30°C (–4°F to 86°F) |
| Up to 95% RH, non-condensing | |
| State of Energy (SoE): 25% initial | |
| Maximum Elevation | 3000 m (9843 ft) |
| Environment | Indoor and outdoor rated |
| Enclosure Type | NEMA 3R |
| Ingress Rating | IP67 (Battery & Power Electronics) |
| IP56 (Wiring Compartment) | |
| Wet Location Rating | Yes |
| Noise Level @ 1m | < 40 dBA at 30°C (86°F) |
4Performance may be de-rated at operating temperatures below 10°C (50°F).
Compliance Information
| Specification | Standard certified |
|---|---|
| Safety | UL 1741:2021 Ed.3 Inverters, Converters, Controllers and Interconnection System Equipment for use with Distributed Energy Resources |
| Power Conversion Equipment [CSA C22.2#107.1:2016 Ed.4] | |
| Grid Interoperability | UL 1741SB Inverters, Converters, Controllers and Interconnection System Equipment for use with Distributed Energy Resources |
| IEEE 1547: 2018 - IEEE Standard for Interconnection and Interoperability of Distributed Energy Resources with Associated Electric Power Systems Interfaces | |
| IEEE 1547.1:2020 IEEE Standard for Interconnection and Interoperability of Distributed Energy Resources with Associated Electric Power Systems Interfaces | |
| Supplement SA to UL 1741 - Inverters, Converters, Controllers and Interconnection System Equipment for use with Distributed Energy Resources [UL 1741:2010 Ed.2 (Supplement SA)+R:15Feb2018] | |
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With the source requirements document (SRD) v2.0–Hawaii Rule No. 14H Interconnection of Distributed Generating Facilities with the Company’s Distribution System Effective: |
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| CSA C22.3#9:2020 Ed.2 Interconnection of distributed energy resources and electricity supply systems | |
| Energy Storage | Energy Storage Systems and Equipment [ANSI/CAN/UL 9540:2020 Ed.2] |
| EMC | IEEE 1547.1 (2020), IEEE C37.90.1:2012, IEEE C62.41.2:2002 |