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Rapid Shutdown Solutions

Rapid Shutdown Solutions

SolarBOS Rapid Shutdown Solutions, as part of the String Inverter Solutions, provide a low-cost and space-saving solution for residential and commercial solar systems, when it isn't feasible for the string inverter to be within the array boundary (per NEC 690.12). All products are ETL listed to UL-1741 for 1000 VDC photovoltaic systems and use compact NEMA-4X polycarbonate enclosures. They can be configured as combining or pass-through units.


  • Listed to UL-1741
  • Rated for 1000 VDC
  • 2 to 8 input circuits per MPPT
  • Integrated load break contactors for rapid shutdown (per NEC 690.12 / with compliant inverter)
  • Configurations for floating arrays
  • Configurations for single or dual MPPT inverters
  • Touch-safe fuse holders
  • Ground block included
  • NEMA-4X polycarbonate enclosures

Available options

  • Capacitor bleed down (<30V in 10s)
  • Low Voltage Ride Through (Rule 21)