The Max DH Series are solid fuel fired,drop feed type packaged boiler series. They are three pass, smoke tube, and fully wet back IBR steam boilers. It consists of a single furnace with a drop feeding system. Various working pressure options suitable for the Max DH series are 10.54, 14.5, 17.5, 21 kg/cm² and above.

With capacities ranging from 0.6 TPH to 8 TPH, the Max DH series is suitable for various types of fuels like coal, bagasse, rice husk, briquette and more.

A thermal efficiency of 75 ± 2% can be obtained on NCV, which can be increased to 78 ± 2% on NCV with a heat recovery unit. An economiser or an air preheater can be added as a heat recovery unit to improve efficiency.