Panelboard Interior, Convertible, Main Lug, Circuit Breaker Series QHB, QOB, QOB-VH, Amps 225 A/ OVERALL DEPTH: 5.5700 INCHES NOMINAL OVERALL HEIGHT: 33.0 INCHES NOMINAL OVERALL WIDTH: 10.4375 INCHES NOMINAL FUSE QUANTITY: 42 PART NAME ASSIGNED BY CONTROLLING AGENCY: PANELBOARD INTERIOR, 225 AMPS 120/240 VAC VOLTAGE NUMBER OF SPACES 42 MATERIAL: ALUMINUM