PV electrical basics
Industry Term

Startup Voltage

Startup voltage is the minimum DC voltage an inverter needs before it can begin operating and converting solar energy.
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What does Startup Voltage mean?

Startup voltage is the minimum DC voltage an inverter needs before it can begin operating and converting solar energy.

Why does startup voltage matter?

Lower startup voltage can help an inverter begin producing earlier in the day or under lower-light conditions, depending on the array design. Nobody likes a solar system that hits snooze too many times.

How it relates to Tigo

Tigo inverter and string design should account for voltage windows, startup behavior, and module counts.

Related Tigo resources

  • EI Inverter (US)
  • EI Inverter (EU)
  • GO Inverter

Related glossary terms

  • Vmp
  • Voc
  • String Inverter
  • Operating Voltage Window