Powerwall System Configurations for Powershare Functionality

Powerwall systems with Powershare functionality require the following:

Equipment Tesla Part Number
Powerwall system See appropriate Powerwall installation manual for part numbers (see Installation Overview)
Tesla Universal Wall Connector or Gen 3 Wall Connector 1734412-xx-y or 1457768-xx-y
Tesla Powershare Compatible Vehicle Inverter 1999990-xx-y Cybertruck
2100145-xx-y Model Y1
Model 31
Note
The model numbers in this application note call out "-XX-Y" for the suffix of the equipment model number. The wild cards are defined as follows:
  • "X" is a number and the one number in the model number representing a style code; form, fit, and function are not changed, and these numbers have no bearing on compliance.
  • "Y" is a letter, and the one letter in the model number representing a pedigree; form, fit, and function are not changed, and this letter has no bearing on compliance.

Powershare Feature Availability

Configuration Powershare Feature(s) Tesla Powershare-Capable Vehicle Feature Availability
Powershare System with Powershare Gateway and Universal Wall Connector

Vehicle-to-Home (V2H)
Vehicle-to-Grid (V2G)

 Cybertruck Available now (see Powershare System Installation Manual)
Powerwall 3 System with Universal or Gen 3 Wall Connector2, 3 Vehicle-to-Home (V2H)

Cybertruck
Model Y1
Model 31

 Available now
Powerwall 2 or Powerwall+ System with Universal or Gen 3 Wall Connector2, 3 Can be installed now, Powershare feature coming soon

1All Model Y and Model 3 vehicles ordered in the U.S. and Puerto Rico after October 1, 2026 are capable of Powershare when paired with a Powerwall system. See the Powershare Support page for guidance to confirm if other Model 3 and Model Y vehicles are Powershare-capable.

2Powerwall is not compatible with Powershare Gateway. Do not install Powershare Gateway with a Powerwall system.

3A Powerwall system with Wall Connector does not require any additional equipment; Powershare functionality will be enabled during device setup. Do not attempt to run communication wiring between the Wall Connector and the Powerwall or Backup Gateway / Backup Switch

System Diagrams

Whole Home Backup with Meter Load Center, with Powerwall 3 and Backup Switch
Partial Home Backup with Detached Meter and Main Panel, with Powerwall 3 and Gateway 3