Storage & energy management
Industry Term

DC-Coupled Battery

A DC-coupled battery is a battery system that charges from DC solar power before that energy is converted to AC for use by the home or grid.
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What does DC-Coupled Battery mean?

A DC-coupled battery is a battery system that charges from DC solar power before that energy is converted to AC for use by the home or grid.

Why are DC-coupled batteries efficient with solar?

Since solar modules produce DC power and batteries store DC power, a DC-coupled design can reduce extra conversion steps. Fewer conversions generally means more usable energy, especially when the battery charges and discharges often.

How it relates to Tigo

Tigo GO Battery products pair with Tigo inverter products in DC-coupled solar-plus-storage configurations.

Related Tigo resources

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

Related glossary terms

  • AC-Coupled Battery
  • Conversion Tax
  • DC Architecture
  • Round-Trip Efficiency