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Smart Charging for Powerwall and Wall Connector Arrives in Update 26.34
Tesla is rolling out software update 26.34 for Powerwall and the Gen 3 Wall Connector, adding smart charging features. According to owner @EVStraya, who shared it on X, the Wall Connector can use excess solar or the cheapest grid energy, depending on the Powerwall's operational mode. In Savings mode, Low-Cost Charging uses your utility rate plan and solar production; in Self-Powered mode, Charge on Solar uses excess solar and may change how much the car charges daily. The feature also works with Powerwall 2 systems.…
- Update 26.34 adds smart charging to Powerwall and the Gen 3 Wall Connector.
- In Self-Powered mode, the Wall Connector automatically switches to Charge on Solar.
- Works with Powerwall 2 systems too; the cited setup uses three units.
🔎 Why it matters: Update 26.34 extends the Low-Cost Charging and Charge on Solar features, first seen in the Tesla app in May, to Powerwall 2 and the Gen 3 Wall Connector.
📈 Upside: In Savings mode, Low-Cost Charging charges the car when energy is cheapest, useful with time-of-use overnight rates.
📉 Risk: In Self-Powered mode, Tesla warns that Charge on Solar may change how much the car charges each day.
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