Un-used 2003 Alfa Laval Plate Heat Exchanger.. Model: M10BFG. S/N: 30105-71697. (77) Stainless steel plates. Heating surface area: approx. 193.75 sq. ft. MAWP: 150 psi @ 230°F. MDMT: -20 °F @ 150 psi. Single pass. Inlets/outlets: (4) 4 in. diameter (8) ports with 5/8 in. diameter attachment bolts at a center-to-center distance of 7-1/2 in. Suitable for industrial and HVAC applications with clean, homogeneous, solid-free liquids. Overall dimensions: 42 in. L x 19 in. W x 39 in. H.