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AMtec Solar Products

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Prominence Contactor String Combiner Box


AMtec Solar Products is proud to offer the most comprehensive and advanced line of Contactor Combiner Boxes on the market. Specifically designed for roof mount installations, AMtec Solar’s contactor combiner boxes are configurable to any string count with contactors rated from 150A to 350A and available in both 600VDC and 1000VDC configurations. When Paired with our singularly unique Contactor Control Panels, AMtec Solar offers a complete BOS system for roof mount installations which provides ground level disconnecting means and satisfies NEC 2014 690.12 rapid shutdown requirements.



  • Configurable to 36 Strings
  • 600VDC and/or 1000VDC Rated
  • 150A, 225A, and 350A Rated Contactor Options
  • Nema 3R, 4X, & 4 Enclosure Options
  • 350MCM-6AWG Outputs Standard
  • 90°C Terminations
  • ETL Listed to UL1741
  • Made in the USA