The gearboxes Hydraulic PTO Drive Gearbox Spped Increaser series are used mainly allowing you to connect hydraulic pumps to the power take-offs of agricultural tractors. PTO result, standardized at either 540 or 1,000 rpm, is, in this way, increased to the best working speeds for the hydraulic pumps. RD group of gearboxes are used to decrease hydraulic motor speed.
ML and B series gearboxes provide the connection for hydraulic pumps to low swiftness tractor power take off. The standard power take off speed of 540 rpm, is usually improved by the gearbox ratio to optimum speed conditions required for the pump. Different inputs are accepted under condition that 
the output speeds don’t review 3000 rpm.