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: 5Box Dimensions: 6″H x 7″W x 9″L WT: 1 lbs