DC Ground Fault Protection Circuit Breaker 63 Amp 150 VDC
63 amp 150 Volt DC ground fault protector (GFI – UL listed breaker assy).
The 2008 NEC requires a GFP now on all systems. It used to be that they were required only when PV panels were installed on the roof of a dwelling. Now even if you Solarize your doghouse, a ground fault protector is required.