' Load Center, Current Rating 100 Amps, Copper Wire Size #4-1 AWG, Aluminum Wire Size #4-1 AWG, Flush Cover G1254556, Maximum Number of Single Pole Breakers 12, Number of Spaces 12, Surface Cover G1896115, Ground Bar Kit G3196724, Height 15.00 Inches, Width 14.25 Inches, Depth 3.75 Inches, NEMA 1 Indoor Model, Single Phase, Main Breaker '