Square D QO11624L125GRB Load Center is a 125A, 120/240V, single-phase 16-space/24-circuit main-lug panel designed for outdoor use in a NEMA 3R enclosure. The GRB suffix denotes a ground bar included for grounding conductors, streamlining installation. As a main-lug-only unit, it accepts QO branch breakers and is rated for up to 65 kAIC, making it suitable for residential and light commercial applications where weatherproof outdoor paneling is required.
