Invertible for bottom feed applications|All devices convertible from main lug to main breaker and vice versa|All devices are provided with (2) factory installed ground bars|Mounting tabs on the trim hold it in place on the load center, freeing up both hands to drive the trim screws|Combination head screw on the neutrals, ground, trim, upper pan and bond screw provide installation flexibility|The prepositioned bond screw eliminates bond strap/screw assemblies and reduces the risk of losing components in the field|A rigid, sturdy base pan provides the ruggedness required for the most harsh applications|The patented INSTA-WIRE neutral/ground system allows for faster installation because screws are backed out, ready for wire insertion|The visible neutral and grounds system aids in the insertion of conductors|The outdoor enclosure has a slide hinge door for the easiest installation and can be removed by backing out only one screw|Tin plated copper busbar