Introducing the Eaton PRL1X Panelboard Interior, a robust and reliable component designed for your electrical assembly needs. This interior offers 72 circuits and a 225A rating with a 3-phase, 4-wire configuration, featuring aluminum lugs for secure connections. Part of the innovative Pow-R-Xpress program, it brings efficiency and quality to panelboard construction..The Eaton PRL1X Panelboard Interior (P1XL4A272I) is a 72-circuit, 225A interior designed for 3-phase, 4-wire systems. It features aluminum lugs for termination and is part of the Pow-R-Xpress product line, which includes various panelboard components. The dimensions are 16.0000 IN X 6.5000 IN X 64.0000 IN. This product is certified by EAC and cULus, and complies with IEC/EN/BS 60947-5-1 and CSA C22.2 standards.