OLSUN 600AMP LIS 600 AMP 15 KV LOAD INTERRUPTER SWITCH W/65E FUSES AND A SET OF SPARE FUSES. NEMA 3R ENCLOSURE ANSI 61 GRAY POWDER COAT FINISH. PADLOCKABLE DOOR DESIGN. 120V HEATERS WIRED TO TERMINAL BLOCKS - POWER BY OTHERS APPROXIMATE DIMENSIONS 90"H x 39"W x 48"D.