AC-II PanelEssential control and protection whenever AC from shore power or generators is on board. A double-pole master breaker with a power-on indicator light protects both the hot and neutral legs of the AC circuit. A reverse polarity light provides a clear warning when wiring is reversed and poses a shock hazard.AC-II has a 30 Amp master breaker (15A or 50A* optional). Specifications: Cut-Out Dimensions: 4 x 2.5 inches (10.2 x 6.4 centimeters) Weight: 1 lb. This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Specifications: Max Breaker Quantity: 5 Box Dimensions: 6"H x 7"W x 9"L WT: 1 lbs