Specifications include, but are not limited to: Electrical Parts NF Panel Board Enclosure Group 1: Lines #1-8 must be compatible and work as single unit. *Material - Steel *Width - 20 inch *Height - 50 inch *Depth - 6.5 inch *Device mounting - Surface environment *Enclosure rating - NEMA 3R/5/12 *Product certifications - cULus ordering and shipping details *Category - 00110 - RTA Panelboard boxes - special, 3R, etc Brand: Square D; Model #MH50WP or Equal. Electrical Parts Panel Board Interior Group 1: Line #1-8 must be compatible and work as single unit *Main Lug, Convertible *Amps - 250 *Short Circuit Current Rating - 100000 RMS Symmetrical *Number of Spaces - 30 *Voltage - 277 / 480YVAC *Phase - 3 *Bus Material - Aluminum *Circuit Breaker Type - EDB *Height - 33 inch *Width - 10-7/16 inch *Depth - 5-3/4 inch Brand: Square D; Model #NF430L2 or Equal. Electrical Parts NF Main Breaker Circuit Adapter Kit Group 1: Line #1-8 must be compatible and work as single unit *Width - 20 inch *Amps AC - 250 *Provided equipment - screw set (1), cover plate (1), label (1), terminal (3), rail splice (2), mounting plate (1), bracket for support (2), connector (3) and rail extension (2). *Circuit breaker type - JGL, JJL, JLL, JD *Product certifications - cULus Brand: Square D; Model #N250MJ or EQUAL.