399.6 sq. ft. Hastelloy C276 plate heat exchanger. MFD by Tranter, model UX-298-SP-101, Serial# SC18027, NB# 26867, built 1997. ASME code stamped for 200 psi @ 250 deg. F on service and process sides. 101 Hastelloy C276 plates. With 4-8" nozzles. With (101) plates type "Mixed Theta". Mounted on base.