SOLECTRIA XGI 1500-166 Series Inverters

1500VDC Transformerless Utility-Scale Inverters

Yaskawa Solectria Solar’s XGI 1500 utility-scale string inverters are designed for high reliability and built of the highest quality components that were selected, tested and proven to last beyond their warranty. The XGI 1500 inverters provide advanced grid-support functionality and meet the latest IEEE 1547 and UL 1741 standards for safety. The XGI 1500 inverters are the most powerful 1500VDC string inverters in the PV market and have been engineered for both distributed and centralized system architecture. Designed and engineered in Lawrence, MA, the new SOLECTRIA XGI inverters are assembled and tested at Yaskawa America’s facilities in Buffalo Grove, IL. The all new XGI 1500 inverters are Made in the USA with global components and are compliant with the Buy American Act.


  • Made in the USA with global components
  • Buy American Act (BAA) compliant
  • Four models: 125kW/125kVA, 125kW/150kVA, 150kW/166kVA, 166kW/166kVA
  • Flexible solution for distributed and centralized system architecture
  • Advanced grid-support functionality Rule 21/UL 1741SA 
  • Robust, dependable and built to last
  • Lowest O&M and installation costs
  • Access all inverters on site via WiFi from one location
  • Remote diagnostics and firmware upgrades


  • Extended warranty
  • String combiners for distributed or centralized system
  • Web-based monitoring

Safety Listings & Certifications

  • FCC Part 15
  • UL 1741/IEEE 1547
  • UL 1741SA, CA Rule 21
  • UL 1998

Product Datasheet & Specifications

Additional Documentation & Media

Additional Photos