EZ Solar – Junction Box JB-1.XL Asphalt Shingle


Designed for larger systems, the JB-1.XL has more space inside, with the same features installers love about the original JB-1.

  • Larger box at a lower cost
  • Fast and easy installation
  • Din Rail pre-installed
  • 200 cubic inches (Systems larger than 7kW)
  • Made from advanced durable polycarbonate + superior components, UL1741, Type 3R

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