AC 2 Sources + 4 PositionsColor: White30A Double: 250A Double: 015A Single: 2Double pole AC main circuit breakers with installed lockout slide Prevents connecting both AC sources simultaneously Maximum panel amperage - 50 Amperes Red reverse polarity indicating LED All hot, neutral and safety ground buses installed, fully pre-wired All circuit label positions are backlit on standard panels - No kit required "ON" indicating LEDs installed in all circuit positions WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.