Since 2026: a 6 ct/kWh minimum for small systems, and from 2027 the price moves to quarter-hourly spot. Self-consuming is worth ~5× more than exporting — measure the gap at home.

Assumptions: 29 ct/kWh average avoided tariff (replace with your exact municipal tariff via S1), battery gain = +30 pts self-consumption (75% cap). Real DSO rates: pvtarif.ch (VESE).

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Since 2026: a 6 ct/kWh minimum for small systems, and from 2027 the price moves to quarter-hourly spot. Self-consuming is worth ~5× more than exporting — measure the gap at home.