... , compact, lightweight, saves space for mounting, various install Our RV series double worm gear reducers,1) Small size, compact, lightweight, and ... type totally6) Input power: 0.04~7.5kW (4 poles motor)7) Output torque: 4~790Nm8) Transmission ratio: 5:1~100 ... output shaft SZ double output shaft conjoined combination type RV series worm speed reducer