Square D™ Panelboard Interior, 3-Phase, Series: NQ Series, 240 VAC/48 VDC, 100 A, 18 Spaces, Short Circuit Current Rating: 100 kA, HD/HG/HJ/HL Breaker, 4-Wire Wiring Configuration, Tin Plated Aluminum Bus, Panel Mount, NEMA 3R/5/12, Aluminum Housing, 20 in W x 6-1/2 in D x 26 in H