Upgrade your electrical distribution system with the Eaton PRL2X 42CCT 400A Interior. Designed for panelboards, this interior provides a robust 400A capacity with 42 circuit breaker positions and a 3-phase, 4-wire configuration. It features main lug only (MLO) for flexible power input. The Pow-R-Xpress program ensures a streamlined integration into your electrical assemblies and EOEM applications..This is an Eaton PRL2X Panelboard Interior with a 42CCT (Circuit Count) and a 400A Main Lug Only (MLO) configuration. It is designed for 3-phase, 4-wire (3P4W) systems and is constructed with aluminum (AL). The dimensions are 16.0000 IN X 6.5000 IN X 42.0000 IN. It is suitable for electrical assemblies and EOEM applications.