M.B. Control & systems pvt. Ltd company manufactures scr power packs. M.B. Control & systems is an iso-9002 certified company. The scr power packs are supplied as complete units. These units are available with time cycle control or phase angle control. These units have in-built control modules, scr firing control circuit, required scr and heat sink with cooling fans. These power packs are protected against over voltage and over current. These are available in two types like, phase control and time base control. The features of the scr power packs are: