All drives
The 500 type is designed parallel to the 400H type.
Based on the same components, the 500 can carry higher thrust because of its larger tunnel housing and larger propeller diameters up to 27.
That type is used for heavy landing boats or even tug-boats.
Technical Data
Drive designation STP-500
Length, mm 1450
Width, mm 750
Weight, kg 250
Propeller-diameter maximum, (in.) 27
Torque maximum, (lbft) According to application, up to 3700 (5000Nm)
Rotation speed maximum, rpm 3500
Rotation direction RH / LH
Material Aluminium alloy, stainless steel
Material Propellershaft Stainless steel CSM-21
Propshaft spline z31
Trimangle 27
Steering angle right / left each 25
Steering system Fully hydraulic (power-steering supported)
Trim system Electro hydraulic
Freshwater inlet Extern
Exhaust Extern
Colour Black