High-Current Combiner Boxes

UL listed combiner boxes designed to provide maximum protection in the event of abnormally high current.

High-Current Combiner Boxes

Available in multiple standard configurations, the Shoals High-Current Combiner box is ideal for residential and light commercial photovoltaic systems. Designed to the highest standards, and UL listed, this box provides the reliability and longevity that is required in these types installations.


  • Finger-safe fuse holders
  • Reinforced, plated busbars
  • Listed to UL1741
  • NEMA 4X enclosure
  • 5-year warranty standard
  • 600VDC UL Listed


  • Available in Metal or Fiberglass
  • SNAPshot™ Wireless Monitoring
  • Customizable Upon Request

Select the number of inputs to view certified combiner specifications

3 String

6 String

12 String