400 AMP Outdoor Surface Mount Main Panel 40 Space 40 Circuit

Eaton house panel, 400A, Aluminum, No bypass, NEMA 3R, Underground, 22 kAIC, Lug landings for compression, lugs not included, CSR2200, Surface mounting, C:40, S:1, SP:40, BRH/BWH, Ring, Type BR breakers, 120/240V, 4306, Single-phase