Square D NW20H 2000A 3-Pole LV Power Case Circuit Breaker, Integrated Micrologic trip unit (if applicable), Terminal covers, Racking mechanism (if draw-out version), Control wiring harness, Auxiliary and alarm switches (if included), Mounting hardware, User manual and wiring diagram, Test report or calibration sheet (if applicable), Safety and compliance documentation, Manufacturer warranty card, Original Square D packaging