VEVOR Heat Exchanger 3\"x7.5\" 40 Plates Brazed Plate Heat Exchanger 316L 3/4\" MPT Heat Exchanger B3-12A Beer Wort Chiller for Hydronic Heating Excellent Thermal Performance Low Energy Consumption 316L Stainless Steel Dedicated MNPT Ports Compact & Flexible Wide Application Plate Quantity: 40,Design Pressure(Max):3.0 Mpa,Model: EATB12,Design Temp.(℃): Min -196,Ports: 3/4" MNPT,Material: 316L +99.9% Copper,Dimension: 7.6" x 2.7" x 4.6" /19.4 cm x 7.1 cm x 11.8 cm,Test Pressure:(Min):4.5 Mpa