Load Center Number of Spaces 42 Amps 200 A Voltage 208Y/120/240V AC Circuit Breaker Type QO Included Enclosure Cover Order Separately Main Circuit Breaker or Main Lug Convertible Main Circuit Breaker Max No of Tandem Breakers 0 Phase 3 Series QO Height 39.38 in Width 14.25 in Depth 3 3/4 in For Use With Square D QO Circuit Breakers Bus Material Tin Plated Copper Short Circuit Current Rating 25kA Enclosure NEMA Rating 1 Recommended Flush Cover 3XB93