*Panel Extension design for mounting above or below a 20" wide panel *All Mode Protection: L-N, L-G, N-G, L-L *Replaceable Master Module with redundant protection for each mode *Integral fusing and thermal protection *Independently tested to 200 KAIC fault current per NEC Article 285 *EMI / RFI Filteration - Up to 54 dB from 20 kHz. to 100 MHz. *c UL us listed - UL1449 2nd Edition & UL 1283NEMA 12 style steel enclosure *Wiring lugs accept #10 to #2 AWG *Wiring space available on each side for branch circuit or main input conductors *Flush Mount Panel option - order model PG1-FMP10 year product warranty