Excellent working condition, very clean, with original tags. Eurotherm TC2020 2 Phase Compact Stack, 500V, 60A, 50-60 Hz for contractors. ACL 120V input, 2 phases of a 3 phase system. Includes a pair of Socomec ceramic fuses 125 A - 660 V, Typowersilcu, 170 L 4958, BK/50. Unit weighs 19 pounds and measures 5 1/4 X 15 1/2 X 10 inches.