Battery Assembly Wiring

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Note
In a single Powerwall+ installation, there is no need to open the battery assembly wiring compartment. Only open this wiring compartment if completing a stacked Powerwall+ and Powerwall installation.
Table 1. Powerwall+ Communication Wiring
Powerwall+ Terminal Recommended Wire Color Wire Gauge
1 12V + (Logic +) Red 18 - 16 AWG (0.8 - 1.5 mm2)
2 GND (Earth) Black 18 - 16 AWG (0.8 - 1.5 mm2)
3 CN + (CAN HI) Blue 18 - 16 AWG (0.8 - 1.5 mm2)
4 CN – (CAN LO) Orange 18 - 16 AWG (0.8 - 1.5 mm2)