The MGB 131 series is manufactured by Emmegi Heat-Exchangers, and is a water-oil heat exchanger that is composed of copper, brass, AISI304, CuNi10 and carbon steel, which has an operating pressure of 12 bar. It has a fluid delivery ranging from 5 l/m to 800 l/m, and has a capacity of up to 8.3 kW/°C.