A cabinet system includes first and second cabinets each including first and second side walls, upper and lower rectilinear frames extending between the side walls at vertically spaced-apart locations therealong and weldments connecting the upper and lower frames to the side walls to form a rigid housing. A pair of spaced-apart locating holes are formed in the side wall of the first cabinet adjacent to the lower frame thereof and an additional locating hole is present in the first wall of the first cabinet adjacent to the upper frame thereof. Further, a pair of spaced-part locating pins are provided in the second side wall of the second cabinet adjacent to the lower frame thereof along with an additional locating pin in the side wall of the second cabinet adjacent to the upper frame thereof. The locating pins of the second cabinet are arranged and adapted to slide into the corresponding ones of the locating holes of the first cabinet when the second side wall of the second cabinet is positioned flush against the first side wall of the first cabinet so as to align the cabinets in the X and Y directions. Fasteners are provided for securing the second side wall of the second cabinet to the first side wall of the first cabinet. A method of aligning the two cabinets is also disclosed.