Used Tranter Superchanger 29.2 sq. ft. stainless steel plate heat exchange. Model UX-066-UJ-48. Maximum working pressure is 75 psi @ 266° F. Heat exchanger has (2) 2" NPT inlet on top and a 2" NPT outlet and a 1" NPT outlet on the bottom. The maximum pack length for the plates is 6.05" and minimum is 5.67. Serial # SC4442. Good condition.